Question 1 of 73
Conversion of light energy into chemical energy is termed:
A. Transpiration
B. Photophosphorylation
C. Photolysis
D. Respiration
Explanation
Page 2 identifies conversion of light energy into chemical energy as photophosphorylation.
Correct answer: B. Photophosphorylation
Question 1 of 73
Conversion of light energy into chemical energy is termed:
A. Transpiration
B. Photophosphorylation
C. Photolysis
D. Respiration
Correct answer
Page 2 identifies conversion of light energy into chemical energy as photophosphorylation.
Correct answer: B. Photophosphorylation
Question 1 of 73
Conversion of light energy into chemical energy is termed:
A. Transpiration
B. Photophosphorylation
C. Photolysis
D. Respiration
Explanation
Page 2 identifies conversion of light energy into chemical energy as photophosphorylation.
Correct answer: B. Photophosphorylation
Question 1 of 73
Conversion of light energy into chemical energy is termed:
A. Transpiration
B. Photophosphorylation
C. Photolysis
D. Respiration
Explanation
Page 2 identifies conversion of light energy into chemical energy as photophosphorylation.
Correct answer: B. Photophosphorylation
Question 2 of 73
The second step of the light-dependent phase is:
A. Formation of starch
B. Splitting of water
C. Sucrose transport
D. CO₂ fixation by Rubisco
Explanation
Step II is splitting of water (photolysis).
Correct answer: B. Splitting of water
Question 2 of 73
The second step of the light-dependent phase is:
A. Formation of starch
B. Splitting of water
C. Sucrose transport
D. CO₂ fixation by Rubisco
Correct answer
Step II is splitting of water (photolysis).
Correct answer: B. Splitting of water
Question 2 of 73
The second step of the light-dependent phase is:
A. Formation of starch
B. Splitting of water
C. Sucrose transport
D. CO₂ fixation by Rubisco
Explanation
Step II is splitting of water (photolysis).
Correct answer: B. Splitting of water
Question 2 of 73
The second step of the light-dependent phase is:
A. Formation of starch
B. Splitting of water
C. Sucrose transport
D. CO₂ fixation by Rubisco
Explanation
Step II is splitting of water (photolysis).
Correct answer: B. Splitting of water
Question 3 of 73
Which leaf feature is listed as an adaptation for photosynthesis?
A. No chloroplasts
B. Very thick cuticle
C. Large surface area
D. Absence of stomata
Explanation
A large surface area is listed among leaf adaptations.
Correct answer: C. Large surface area
Question 3 of 73
Which leaf feature is listed as an adaptation for photosynthesis?
A. No chloroplasts
B. Very thick cuticle
C. Large surface area
D. Absence of stomata
Explanation
A large surface area is listed among leaf adaptations.
Correct answer: C. Large surface area
Question 3 of 73
Which leaf feature is listed as an adaptation for photosynthesis?
A. No chloroplasts
B. Very thick cuticle
C. Large surface area
D. Absence of stomata
Correct answer
A large surface area is listed among leaf adaptations.
Correct answer: C. Large surface area
Question 3 of 73
Which leaf feature is listed as an adaptation for photosynthesis?
A. No chloroplasts
B. Very thick cuticle
C. Large surface area
D. Absence of stomata
Explanation
A large surface area is listed among leaf adaptations.
Correct answer: C. Large surface area
Question 4 of 73
Which substance is shown as an input along with CO₂ in the photosynthesis equation?
A. H₂O
B. ATP
C. NADPH
D. O₂
Correct answer
The equation on page 1 shows CO₂ + H₂O as inputs.
Correct answer: A. H₂O
Question 4 of 73
Which substance is shown as an input along with CO₂ in the photosynthesis equation?
A. H₂O
B. ATP
C. NADPH
D. O₂
Explanation
The equation on page 1 shows CO₂ + H₂O as inputs.
Correct answer: A. H₂O
Question 4 of 73
Which substance is shown as an input along with CO₂ in the photosynthesis equation?
A. H₂O
B. ATP
C. NADPH
D. O₂
Explanation
The equation on page 1 shows CO₂ + H₂O as inputs.
Correct answer: A. H₂O
Question 4 of 73
Which substance is shown as an input along with CO₂ in the photosynthesis equation?
A. H₂O
B. ATP
C. NADPH
D. O₂
Explanation
The equation on page 1 shows CO₂ + H₂O as inputs.
Correct answer: A. H₂O
Question 5 of 73
The optimum temperature for photosynthesis given in the notes is:
A. 15°C
B. 25°C
C. 35°C
D. 45°C
Explanation
Page 6 explicitly gives 35°C as optimum.
Correct answer: C. 35°C
Question 5 of 73
The optimum temperature for photosynthesis given in the notes is:
A. 15°C
B. 25°C
C. 35°C
D. 45°C
Explanation
Page 6 explicitly gives 35°C as optimum.
Correct answer: C. 35°C
Question 5 of 73
The optimum temperature for photosynthesis given in the notes is:
A. 15°C
B. 25°C
C. 35°C
D. 45°C
Correct answer
Page 6 explicitly gives 35°C as optimum.
Correct answer: C. 35°C
Question 5 of 73
The optimum temperature for photosynthesis given in the notes is:
A. 15°C
B. 25°C
C. 35°C
D. 45°C
Explanation
Page 6 explicitly gives 35°C as optimum.
Correct answer: C. 35°C
Question 6 of 73
The notes associate C₄ plants with:
A. High photorespiration and low photosynthesis
B. No photosynthesis
C. Low photorespiration and high photosynthetic rate
D. Only nighttime photosynthesis
Explanation
Page 7 notes low photorespiration and high photosynthetic rate for C₄ plants.
Correct answer: C. Low photorespiration and high photosynthetic rate
Question 6 of 73
The notes associate C₄ plants with:
A. High photorespiration and low photosynthesis
B. No photosynthesis
C. Low photorespiration and high photosynthetic rate
D. Only nighttime photosynthesis
Explanation
Page 7 notes low photorespiration and high photosynthetic rate for C₄ plants.
Correct answer: C. Low photorespiration and high photosynthetic rate
Question 6 of 73
The notes associate C₄ plants with:
A. High photorespiration and low photosynthesis
B. No photosynthesis
C. Low photorespiration and high photosynthetic rate
D. Only nighttime photosynthesis
Correct answer
Page 7 notes low photorespiration and high photosynthetic rate for C₄ plants.
Correct answer: C. Low photorespiration and high photosynthetic rate
Question 6 of 73
The notes associate C₄ plants with:
A. High photorespiration and low photosynthesis
B. No photosynthesis
C. Low photorespiration and high photosynthetic rate
D. Only nighttime photosynthesis
Explanation
Page 7 notes low photorespiration and high photosynthetic rate for C₄ plants.
Correct answer: C. Low photorespiration and high photosynthetic rate
Question 7 of 73
The CO₂ released from malic acid during the day enters the:
A. Hatch and Slack cycle only
B. Urea cycle
C. Calvin cycle
D. Krebs cycle
Explanation
Page 8 states that released CO₂ enters the Calvin cycle.
Correct answer: C. Calvin cycle
Question 7 of 73
The CO₂ released from malic acid during the day enters the:
A. Hatch and Slack cycle only
B. Urea cycle
C. Calvin cycle
D. Krebs cycle
Explanation
Page 8 states that released CO₂ enters the Calvin cycle.
Correct answer: C. Calvin cycle
Question 7 of 73
The CO₂ released from malic acid during the day enters the:
A. Hatch and Slack cycle only
B. Urea cycle
C. Calvin cycle
D. Krebs cycle
Correct answer
Page 8 states that released CO₂ enters the Calvin cycle.
Correct answer: C. Calvin cycle
Question 7 of 73
The CO₂ released from malic acid during the day enters the:
A. Hatch and Slack cycle only
B. Urea cycle
C. Calvin cycle
D. Krebs cycle
Explanation
Page 8 states that released CO₂ enters the Calvin cycle.
Correct answer: C. Calvin cycle
Question 8 of 73
Which chlorophyll is described as universal in green plants?
A. Chlorophyll d
B. Chlorophyll c
C. Chlorophyll b
D. Chlorophyll a
Explanation
Page 1 states that chlorophyll a is universal in green plants.
Correct answer: D. Chlorophyll a
Question 8 of 73
Which chlorophyll is described as universal in green plants?
A. Chlorophyll d
B. Chlorophyll c
C. Chlorophyll b
D. Chlorophyll a
Explanation
Page 1 states that chlorophyll a is universal in green plants.
Correct answer: D. Chlorophyll a
Question 8 of 73
Which chlorophyll is described as universal in green plants?
A. Chlorophyll d
B. Chlorophyll c
C. Chlorophyll b
D. Chlorophyll a
Explanation
Page 1 states that chlorophyll a is universal in green plants.
Correct answer: D. Chlorophyll a
Question 8 of 73
Which chlorophyll is described as universal in green plants?
A. Chlorophyll d
B. Chlorophyll c
C. Chlorophyll b
D. Chlorophyll a
Correct answer
Page 1 states that chlorophyll a is universal in green plants.
Correct answer: D. Chlorophyll a
Question 9 of 73
RuBP is expanded in the notes as:
A. Ribose monophosphate
B. Ribulose monophosphate
C. Ribose bisphosphate
D. Ribulose bisphosphate
Explanation
The notes expand RuBP as ribulose bisphosphate.
Correct answer: D. Ribulose bisphosphate
Question 9 of 73
RuBP is expanded in the notes as:
A. Ribose monophosphate
B. Ribulose monophosphate
C. Ribose bisphosphate
D. Ribulose bisphosphate
Explanation
The notes expand RuBP as ribulose bisphosphate.
Correct answer: D. Ribulose bisphosphate
Question 9 of 73
RuBP is expanded in the notes as:
A. Ribose monophosphate
B. Ribulose monophosphate
C. Ribose bisphosphate
D. Ribulose bisphosphate
Explanation
The notes expand RuBP as ribulose bisphosphate.
Correct answer: D. Ribulose bisphosphate
Question 9 of 73
RuBP is expanded in the notes as:
A. Ribose monophosphate
B. Ribulose monophosphate
C. Ribose bisphosphate
D. Ribulose bisphosphate
Correct answer
The notes expand RuBP as ribulose bisphosphate.
Correct answer: D. Ribulose bisphosphate
Question 10 of 73
Xanthophylls are also called:
A. Carotene
B. Carboxylase
C. Porphyrin
D. Carotenoid
Explanation
The notes state that xanthophylls are also called carotenoid.
Correct answer: D. Carotenoid
Question 10 of 73
Xanthophylls are also called:
A. Carotene
B. Carboxylase
C. Porphyrin
D. Carotenoid
Explanation
The notes state that xanthophylls are also called carotenoid.
Correct answer: D. Carotenoid
Question 10 of 73
Xanthophylls are also called:
A. Carotene
B. Carboxylase
C. Porphyrin
D. Carotenoid
Explanation
The notes state that xanthophylls are also called carotenoid.
Correct answer: D. Carotenoid
Question 10 of 73
Xanthophylls are also called:
A. Carotene
B. Carboxylase
C. Porphyrin
D. Carotenoid
Correct answer
The notes state that xanthophylls are also called carotenoid.
Correct answer: D. Carotenoid
Question 11 of 73
The CO₂ concentration at which photosynthesis is stated to get stabilised in the notes is approximately:
A. 2%B. 0.2%C. 20%D. 0.02%Question 11 of 73
The CO₂ concentration at which photosynthesis is stated to get stabilised in the notes is approximately:
A. 2%
B. 0.2%
C. 20%
D. 0.02%
Explanation
Page 6 states that photosynthesis gets stabilised at about 0.02% CO₂ concentration.
Correct answer: D. 0.02%
Question 11 of 73
The CO₂ concentration at which photosynthesis is stated to get stabilised in the notes is approximately:
A. 2%
B. 0.2%
C. 20%
D. 0.02%
Explanation
Page 6 states that photosynthesis gets stabilised at about 0.02% CO₂ concentration.
Correct answer: D. 0.02%
Question 11 of 73
The CO₂ concentration at which photosynthesis is stated to get stabilised in the notes is approximately:
A. 2%
B. 0.2%
C. 20%
D. 0.02%
Explanation
Page 6 states that photosynthesis gets stabilised at about 0.02% CO₂ concentration.
Correct answer: D. 0.02%
Question 11 of 73
The CO₂ concentration at which photosynthesis is stated to get stabilised in the notes is approximately:
A. 2%
B. 0.2%
C. 20%
D. 0.02%
Correct answer
Page 6 states that photosynthesis gets stabilised at about 0.02% CO₂ concentration.
Correct answer: D. 0.02%
Question 12 of 73
Carotenoid pigments are stated to occur in:
A. Only mitochondria
B. Only cell walls
C. Chloroplasts and chromoplasts
D. Only nuclei
Explanation
Page 1 says carotenoids are present in chloroplasts and chromoplasts.
Correct answer: C. Chloroplasts and chromoplasts
Question 12 of 73
Carotenoid pigments are stated to occur in:
A. Only mitochondria
B. Only cell walls
C. Chloroplasts and chromoplasts
D. Only nuclei
Explanation
Page 1 says carotenoids are present in chloroplasts and chromoplasts.
Correct answer: C. Chloroplasts and chromoplasts
Question 12 of 73
Carotenoid pigments are stated to occur in:
A. Only mitochondria
B. Only cell walls
C. Chloroplasts and chromoplasts
D. Only nuclei
Correct answer
Page 1 says carotenoids are present in chloroplasts and chromoplasts.
Correct answer: C. Chloroplasts and chromoplasts
Question 12 of 73
Carotenoid pigments are stated to occur in:
A. Only mitochondria
B. Only cell walls
C. Chloroplasts and chromoplasts
D. Only nuclei
Explanation
Page 1 says carotenoids are present in chloroplasts and chromoplasts.
Correct answer: C. Chloroplasts and chromoplasts
Question 13 of 73
The enzyme that fixes the released CO₂ during the day in CAM is:
A. RuBisCO
B. ATP synthase
C. PEP carboxylase
D. NADP reductase
Correct answer
Page 8 states that RuBisCO fixes the released CO₂.
Correct answer: A. RuBisCO
Question 13 of 73
The enzyme that fixes the released CO₂ during the day in CAM is:
A. RuBisCO
B. ATP synthase
C. PEP carboxylase
D. NADP reductase
Explanation
Page 8 states that RuBisCO fixes the released CO₂.
Correct answer: A. RuBisCO
Question 13 of 73
The enzyme that fixes the released CO₂ during the day in CAM is:
A. RuBisCO
B. ATP synthase
C. PEP carboxylase
D. NADP reductase
Explanation
Page 8 states that RuBisCO fixes the released CO₂.
Correct answer: A. RuBisCO
Question 13 of 73
The enzyme that fixes the released CO₂ during the day in CAM is:
A. RuBisCO
B. ATP synthase
C. PEP carboxylase
D. NADP reductase
Explanation
Page 8 states that RuBisCO fixes the released CO₂.
Correct answer: A. RuBisCO
Question 14 of 73
The first stable product in the C₄ pathway is the four-carbon compound:
A. RuBP
B. OAA
C. Glucose
D. 3-PGA
Explanation
Page 7 identifies OAA as the first stable four-carbon product.
Correct answer: B. OAA
Question 14 of 73
The first stable product in the C₄ pathway is the four-carbon compound:
A. RuBP
B. OAA
C. Glucose
D. 3-PGA
Correct answer
Page 7 identifies OAA as the first stable four-carbon product.
Correct answer: B. OAA
Question 14 of 73
The first stable product in the C₄ pathway is the four-carbon compound:
A. RuBP
B. OAA
C. Glucose
D. 3-PGA
Explanation
Page 7 identifies OAA as the first stable four-carbon product.
Correct answer: B. OAA
Question 14 of 73
The first stable product in the C₄ pathway is the four-carbon compound:
A. RuBP
B. OAA
C. Glucose
D. 3-PGA
Explanation
Page 7 identifies OAA as the first stable four-carbon product.
Correct answer: B. OAA
Question 15 of 73
The breakdown of a water molecule into O₂ by light energy is called:
A. Photolysis of water
B. Polymerisation
C. Photophosphorylation
D. Carbon fixation
Correct answer
The notes define the light-driven splitting of water as photolysis.
Correct answer: A. Photolysis of water
Question 15 of 73
The breakdown of a water molecule into O₂ by light energy is called:
A. Photolysis of water
B. Polymerisation
C. Photophosphorylation
D. Carbon fixation
Explanation
The notes define the light-driven splitting of water as photolysis.
Correct answer: A. Photolysis of water
Question 15 of 73
The breakdown of a water molecule into O₂ by light energy is called:
A. Photolysis of water
B. Polymerisation
C. Photophosphorylation
D. Carbon fixation
Explanation
The notes define the light-driven splitting of water as photolysis.
Correct answer: A. Photolysis of water
Question 15 of 73
The breakdown of a water molecule into O₂ by light energy is called:
A. Photolysis of water
B. Polymerisation
C. Photophosphorylation
D. Carbon fixation
Explanation
The notes define the light-driven splitting of water as photolysis.
Correct answer: A. Photolysis of water
Question 16 of 73
If the photosynthesis rate is x at 15°C, what rate is given by the notes for 25°C?
A. 4xB. x/2C. 3xD. 2xQuestion 16 of 73
If the photosynthesis rate is x at 15°C, what rate is given by the notes for 25°C?
A. 4x
B. x/2
C. 3x
D. 2x
Explanation
The page 6 example gives x at 15°C and 2x at 25°C.
Correct answer: D. 2x
Question 16 of 73
If the photosynthesis rate is x at 15°C, what rate is given by the notes for 25°C?
A. 4x
B. x/2
C. 3x
D. 2x
Explanation
The page 6 example gives x at 15°C and 2x at 25°C.
Correct answer: D. 2x
Question 16 of 73
If the photosynthesis rate is x at 15°C, what rate is given by the notes for 25°C?
A. 4x
B. x/2
C. 3x
D. 2x
Explanation
The page 6 example gives x at 15°C and 2x at 25°C.
Correct answer: D. 2x
Question 16 of 73
If the photosynthesis rate is x at 15°C, what rate is given by the notes for 25°C?
A. 4x
B. x/2
C. 3x
D. 2x
Correct answer
The page 6 example gives x at 15°C and 2x at 25°C.
Correct answer: D. 2x
Question 17 of 73
The formation of ATP from ADP + Pi in the light reaction is called:
A. Carbon fixation
B. Photolysis
C. Photorespiration
D. Photophosphorylation
Explanation
Page 4 names this process photophosphorylation/phosphorylation.
Correct answer: D. Photophosphorylation
Question 17 of 73
The formation of ATP from ADP + Pi in the light reaction is called:
A. Carbon fixation
B. Photolysis
C. Photorespiration
D. Photophosphorylation
Explanation
Page 4 names this process photophosphorylation/phosphorylation.
Correct answer: D. Photophosphorylation
Question 17 of 73
The formation of ATP from ADP + Pi in the light reaction is called:
A. Carbon fixation
B. Photolysis
C. Photorespiration
D. Photophosphorylation
Explanation
Page 4 names this process photophosphorylation/phosphorylation.
Correct answer: D. Photophosphorylation
Question 17 of 73
The formation of ATP from ADP + Pi in the light reaction is called:
A. Carbon fixation
B. Photolysis
C. Photorespiration
D. Photophosphorylation
Correct answer
Page 4 names this process photophosphorylation/phosphorylation.
Correct answer: D. Photophosphorylation
Question 18 of 73
Anthocyanins are described as:
A. Purple pigments
B. Orange pigments
C. Green pigments
D. Yellow-brown pigments
Correct answer
The notes describe anthocyanins as purple.
Correct answer: A. Purple pigments
Question 18 of 73
Anthocyanins are described as:
A. Purple pigments
B. Orange pigments
C. Green pigments
D. Yellow-brown pigments
Explanation
The notes describe anthocyanins as purple.
Correct answer: A. Purple pigments
Question 18 of 73
Anthocyanins are described as:
A. Purple pigments
B. Orange pigments
C. Green pigments
D. Yellow-brown pigments
Explanation
The notes describe anthocyanins as purple.
Correct answer: A. Purple pigments
Question 18 of 73
Anthocyanins are described as:
A. Purple pigments
B. Orange pigments
C. Green pigments
D. Yellow-brown pigments
Explanation
The notes describe anthocyanins as purple.
Correct answer: A. Purple pigments
Question 19 of 73
Chlorophyll b is noted as being present in:
A. Only fungi
B. Only red algae
C. Higher plants and green algae
D. Only bacteria
Explanation
The notes associate chlorophyll b with higher plants and green algae.
Correct answer: C. Higher plants and green algae
Question 19 of 73
Chlorophyll b is noted as being present in:
A. Only fungi
B. Only red algae
C. Higher plants and green algae
D. Only bacteria
Explanation
The notes associate chlorophyll b with higher plants and green algae.
Correct answer: C. Higher plants and green algae
Question 19 of 73
Chlorophyll b is noted as being present in:
A. Only fungi
B. Only red algae
C. Higher plants and green algae
D. Only bacteria
Correct answer
The notes associate chlorophyll b with higher plants and green algae.
Correct answer: C. Higher plants and green algae
Question 19 of 73
Chlorophyll b is noted as being present in:
A. Only fungi
B. Only red algae
C. Higher plants and green algae
D. Only bacteria
Explanation
The notes associate chlorophyll b with higher plants and green algae.
Correct answer: C. Higher plants and green algae
Question 20 of 73
The dark phase uses ATP and NADPH to:
A. Activate chlorophyll
B. Use CO₂ and convert it into glucose
C. Split water
D. Release oxygen
Explanation
Page 5 states that ATP and NADPH are used with CO₂ to convert it into glucose.
Correct answer: B. Use CO₂ and convert it into glucose
Question 20 of 73
The dark phase uses ATP and NADPH to:
A. Activate chlorophyll
B. Use CO₂ and convert it into glucose
C. Split water
D. Release oxygen
Correct answer
Page 5 states that ATP and NADPH are used with CO₂ to convert it into glucose.
Correct answer: B. Use CO₂ and convert it into glucose
Question 20 of 73
The dark phase uses ATP and NADPH to:
A. Activate chlorophyll
B. Use CO₂ and convert it into glucose
C. Split water
D. Release oxygen
Explanation
Page 5 states that ATP and NADPH are used with CO₂ to convert it into glucose.
Correct answer: B. Use CO₂ and convert it into glucose
Question 20 of 73
The dark phase uses ATP and NADPH to:
A. Activate chlorophyll
B. Use CO₂ and convert it into glucose
C. Split water
D. Release oxygen
Explanation
Page 5 states that ATP and NADPH are used with CO₂ to convert it into glucose.
Correct answer: B. Use CO₂ and convert it into glucose
Question 21 of 73
The light-dependent phase is also called the:
A. Biosynthetic phase
B. Respiratory phase
C. Photochemical phase
D. Dark-only phase
Explanation
Page 3 labels it the light-dependent or photochemical phase.
Correct answer: C. Photochemical phase
Question 21 of 73
The light-dependent phase is also called the:
A. Biosynthetic phase
B. Respiratory phase
C. Photochemical phase
D. Dark-only phase
Explanation
Page 3 labels it the light-dependent or photochemical phase.
Correct answer: C. Photochemical phase
Question 21 of 73
The light-dependent phase is also called the:
A. Biosynthetic phase
B. Respiratory phase
C. Photochemical phase
D. Dark-only phase
Correct answer
Page 3 labels it the light-dependent or photochemical phase.
Correct answer: C. Photochemical phase
Question 21 of 73
The light-dependent phase is also called the:
A. Biosynthetic phase
B. Respiratory phase
C. Photochemical phase
D. Dark-only phase
Explanation
Page 3 labels it the light-dependent or photochemical phase.
Correct answer: C. Photochemical phase
Question 22 of 73
The porphyrin ring of chlorophyll a and b contains which central element?
A. CaB. FeC. MgD. NaQuestion 22 of 73
The porphyrin ring of chlorophyll a and b contains which central element?
A. Ca
B. Fe
C. Mg
D. Na
Explanation
The notes identify Mg as the central element of the porphyrin ring.
Correct answer: C. Mg
Question 22 of 73
The porphyrin ring of chlorophyll a and b contains which central element?
A. Ca
B. Fe
C. Mg
D. Na
Explanation
The notes identify Mg as the central element of the porphyrin ring.
Correct answer: C. Mg
Question 22 of 73
The porphyrin ring of chlorophyll a and b contains which central element?
A. Ca
B. Fe
C. Mg
D. Na
Correct answer
The notes identify Mg as the central element of the porphyrin ring.
Correct answer: C. Mg
Question 22 of 73
The porphyrin ring of chlorophyll a and b contains which central element?
A. Ca
B. Fe
C. Mg
D. Na
Explanation
The notes identify Mg as the central element of the porphyrin ring.
Correct answer: C. Mg
Question 23 of 73
According to the notes, anthocyanins:
A. Do not take part in photosynthesis
B. Are the universal photosynthetic pigment
C. Fix CO₂ in the Calvin cycle
D. Split water directly
Correct answer
Page 2 states that anthocyanins do not take part in photosynthesis.
Correct answer: A. Do not take part in photosynthesis
Question 23 of 73
According to the notes, anthocyanins:
A. Do not take part in photosynthesis
B. Are the universal photosynthetic pigment
C. Fix CO₂ in the Calvin cycle
D. Split water directly
Explanation
Page 2 states that anthocyanins do not take part in photosynthesis.
Correct answer: A. Do not take part in photosynthesis
Question 23 of 73
According to the notes, anthocyanins:
A. Do not take part in photosynthesis
B. Are the universal photosynthetic pigment
C. Fix CO₂ in the Calvin cycle
D. Split water directly
Explanation
Page 2 states that anthocyanins do not take part in photosynthesis.
Correct answer: A. Do not take part in photosynthesis
Question 23 of 73
According to the notes, anthocyanins:
A. Do not take part in photosynthesis
B. Are the universal photosynthetic pigment
C. Fix CO₂ in the Calvin cycle
D. Split water directly
Explanation
Page 2 states that anthocyanins do not take part in photosynthesis.
Correct answer: A. Do not take part in photosynthesis
Question 24 of 73
Which of the following is listed as an external factor affecting photosynthesis?
A. Light intensity
B. Leaf structure
C. Chlorophyll content
D. Protoplasm
Correct answer
Page 6 lists light intensity under external factors.
Correct answer: A. Light intensity
Question 24 of 73
Which of the following is listed as an external factor affecting photosynthesis?
A. Light intensity
B. Leaf structure
C. Chlorophyll content
D. Protoplasm
Explanation
Page 6 lists light intensity under external factors.
Correct answer: A. Light intensity
Question 24 of 73
Which of the following is listed as an external factor affecting photosynthesis?
A. Light intensity
B. Leaf structure
C. Chlorophyll content
D. Protoplasm
Explanation
Page 6 lists light intensity under external factors.
Correct answer: A. Light intensity
Question 24 of 73
Which of the following is listed as an external factor affecting photosynthesis?
A. Light intensity
B. Leaf structure
C. Chlorophyll content
D. Protoplasm
Explanation
Page 6 lists light intensity under external factors.
Correct answer: A. Light intensity
Question 25 of 73
The notes state that the C₃ pathway mainly occurs in:
A. Bundle sheath cells
B. Guard cells
C. Mesophyll cells
D. Root hairs
Explanation
Page 7 says the C₃ pathway mainly occurs in mesophyll cells.
Correct answer: C. Mesophyll cells
Question 25 of 73
The notes state that the C₃ pathway mainly occurs in:
A. Bundle sheath cells
B. Guard cells
C. Mesophyll cells
D. Root hairs
Explanation
Page 7 says the C₃ pathway mainly occurs in mesophyll cells.
Correct answer: C. Mesophyll cells
Question 25 of 73
The notes state that the C₃ pathway mainly occurs in:
A. Bundle sheath cells
B. Guard cells
C. Mesophyll cells
D. Root hairs
Correct answer
Page 7 says the C₃ pathway mainly occurs in mesophyll cells.
Correct answer: C. Mesophyll cells
Question 25 of 73
The notes state that the C₃ pathway mainly occurs in:
A. Bundle sheath cells
B. Guard cells
C. Mesophyll cells
D. Root hairs
Explanation
Page 7 says the C₃ pathway mainly occurs in mesophyll cells.
Correct answer: C. Mesophyll cells
Question 26 of 73
Xanthophylls are associated with which colour in the notes?
A. Purple
B. Yellow-brown
C. Blue
D. Bright red
Explanation
The notes describe xanthophylls as yellow-brown in colour.
Correct answer: B. Yellow-brown
Question 26 of 73
Xanthophylls are associated with which colour in the notes?
A. Purple
B. Yellow-brown
C. Blue
D. Bright red
Correct answer
The notes describe xanthophylls as yellow-brown in colour.
Correct answer: B. Yellow-brown
Question 26 of 73
Xanthophylls are associated with which colour in the notes?
A. Purple
B. Yellow-brown
C. Blue
D. Bright red
Explanation
The notes describe xanthophylls as yellow-brown in colour.
Correct answer: B. Yellow-brown
Question 26 of 73
Xanthophylls are associated with which colour in the notes?
A. Purple
B. Yellow-brown
C. Blue
D. Bright red
Explanation
The notes describe xanthophylls as yellow-brown in colour.
Correct answer: B. Yellow-brown
Question 27 of 73
The atmospheric concentration of CO₂ noted in the study material is approximately:
A. 0.3%
B. 0.003%
C. 3%
D. 0.03%
Explanation
The first page notes atmospheric CO₂ as approximately 0.03%.
Correct answer: D. 0.03%
Question 27 of 73
The atmospheric concentration of CO₂ noted in the study material is approximately:
A. 0.3%
B. 0.003%
C. 3%
D. 0.03%
Explanation
The first page notes atmospheric CO₂ as approximately 0.03%.
Correct answer: D. 0.03%
Question 27 of 73
The atmospheric concentration of CO₂ noted in the study material is approximately:
A. 0.3%
B. 0.003%
C. 3%
D. 0.03%
Explanation
The first page notes atmospheric CO₂ as approximately 0.03%.
Correct answer: D. 0.03%
Question 27 of 73
The atmospheric concentration of CO₂ noted in the study material is approximately:
A. 0.3%
B. 0.003%
C. 3%
D. 0.03%
Correct answer
The first page notes atmospheric CO₂ as approximately 0.03%.
Correct answer: D. 0.03%
Question 28 of 73
NADP⁺ combines with electrons and H⁺ to form:
A. ATP
B. ADP
C. O₂
D. NADPH
Explanation
The written reaction is NADP⁺ + e⁻ + H⁺ → NADPH.
Correct answer: D. NADPH
Question 28 of 73
NADP⁺ combines with electrons and H⁺ to form:
A. ATP
B. ADP
C. O₂
D. NADPH
Explanation
The written reaction is NADP⁺ + e⁻ + H⁺ → NADPH.
Correct answer: D. NADPH
Question 28 of 73
NADP⁺ combines with electrons and H⁺ to form:
A. ATP
B. ADP
C. O₂
D. NADPH
Explanation
The written reaction is NADP⁺ + e⁻ + H⁺ → NADPH.
Correct answer: D. NADPH
Question 28 of 73
NADP⁺ combines with electrons and H⁺ to form:
A. ATP
B. ADP
C. O₂
D. NADPH
Correct answer
The written reaction is NADP⁺ + e⁻ + H⁺ → NADPH.
Correct answer: D. NADPH
Question 29 of 73
Which group is listed as C₄ plants in the notes?
A. Carrot, onion and cabbage
B. Pea, gram and bean
C. Wheat, rice and potato
D. Maize, sugarcane, sorghum and millet
Explanation
Page 7 lists maize, sugarcane, sorghum and millet as C₄ plants.
Correct answer: D. Maize, sugarcane, sorghum and millet
Question 29 of 73
Which group is listed as C₄ plants in the notes?
A. Carrot, onion and cabbage
B. Pea, gram and bean
C. Wheat, rice and potato
D. Maize, sugarcane, sorghum and millet
Explanation
Page 7 lists maize, sugarcane, sorghum and millet as C₄ plants.
Correct answer: D. Maize, sugarcane, sorghum and millet
Question 29 of 73
Which group is listed as C₄ plants in the notes?
A. Carrot, onion and cabbage
B. Pea, gram and bean
C. Wheat, rice and potato
D. Maize, sugarcane, sorghum and millet
Explanation
Page 7 lists maize, sugarcane, sorghum and millet as C₄ plants.
Correct answer: D. Maize, sugarcane, sorghum and millet
Question 29 of 73
Which group is listed as C₄ plants in the notes?
A. Carrot, onion and cabbage
B. Pea, gram and bean
C. Wheat, rice and potato
D. Maize, sugarcane, sorghum and millet
Correct answer
Page 7 lists maize, sugarcane, sorghum and millet as C₄ plants.
Correct answer: D. Maize, sugarcane, sorghum and millet
Question 30 of 73
The C₃ pathway is associated with formation of:
A. Carbohydrates
B. Only amino acids
C. Only proteins
D. Only lipids
Correct answer
The notes show CO₂ + RuBP → 3-PGA → carbohydrates.
Correct answer: A. Carbohydrates
Question 30 of 73
The C₃ pathway is associated with formation of:
A. Carbohydrates
B. Only amino acids
C. Only proteins
D. Only lipids
Explanation
The notes show CO₂ + RuBP → 3-PGA → carbohydrates.
Correct answer: A. Carbohydrates
Question 30 of 73
The C₃ pathway is associated with formation of:
A. Carbohydrates
B. Only amino acids
C. Only proteins
D. Only lipids
Explanation
The notes show CO₂ + RuBP → 3-PGA → carbohydrates.
Correct answer: A. Carbohydrates
Question 30 of 73
The C₃ pathway is associated with formation of:
A. Carbohydrates
B. Only amino acids
C. Only proteins
D. Only lipids
Explanation
The notes show CO₂ + RuBP → 3-PGA → carbohydrates.
Correct answer: A. Carbohydrates
Question 31 of 73
ADP + Pi forms ATP by addition of:
A. One phosphate group
B. One glucose molecule
C. One CO₂ molecule
D. One oxygen molecule
Correct answer
Page 4 shows ADP + Pi → ATP, with Pi as inorganic phosphate.
Correct answer: A. One phosphate group
Question 31 of 73
ADP + Pi forms ATP by addition of:
A. One phosphate group
B. One glucose molecule
C. One CO₂ molecule
D. One oxygen molecule
Explanation
Page 4 shows ADP + Pi → ATP, with Pi as inorganic phosphate.
Correct answer: A. One phosphate group
Question 31 of 73
ADP + Pi forms ATP by addition of:
A. One phosphate group
B. One glucose molecule
C. One CO₂ molecule
D. One oxygen molecule
Explanation
Page 4 shows ADP + Pi → ATP, with Pi as inorganic phosphate.
Correct answer: A. One phosphate group
Question 31 of 73
ADP + Pi forms ATP by addition of:
A. One phosphate group
B. One glucose molecule
C. One CO₂ molecule
D. One oxygen molecule
Explanation
Page 4 shows ADP + Pi → ATP, with Pi as inorganic phosphate.
Correct answer: A. One phosphate group
Question 32 of 73
CO₂ fixation in the dark phase is associated with the:
A. Calvin cycle
B. Urea cycle
C. Krebs cycle
D. Glycolysis
Correct answer
Page 5 says the dark phase is also known as the Calvin cycle.
Correct answer: A. Calvin cycle
Question 32 of 73
CO₂ fixation in the dark phase is associated with the:
A. Calvin cycle
B. Urea cycle
C. Krebs cycle
D. Glycolysis
Explanation
Page 5 says the dark phase is also known as the Calvin cycle.
Correct answer: A. Calvin cycle
Question 32 of 73
CO₂ fixation in the dark phase is associated with the:
A. Calvin cycle
B. Urea cycle
C. Krebs cycle
D. Glycolysis
Explanation
Page 5 says the dark phase is also known as the Calvin cycle.
Correct answer: A. Calvin cycle
Question 32 of 73
CO₂ fixation in the dark phase is associated with the:
A. Calvin cycle
B. Urea cycle
C. Krebs cycle
D. Glycolysis
Explanation
Page 5 says the dark phase is also known as the Calvin cycle.
Correct answer: A. Calvin cycle
Question 33 of 73
The electrons produced during photolysis are shown as being used by ADP to form:
A. RuBP
B. ATP
C. NADPH
D. Glucose
Explanation
Page 3 notes associate the electrons with formation of ATP.
Correct answer: B. ATP
Question 33 of 73
The electrons produced during photolysis are shown as being used by ADP to form:
A. RuBP
B. ATP
C. NADPH
D. Glucose
Correct answer
Page 3 notes associate the electrons with formation of ATP.
Correct answer: B. ATP
Question 33 of 73
The electrons produced during photolysis are shown as being used by ADP to form:
A. RuBP
B. ATP
C. NADPH
D. Glucose
Explanation
Page 3 notes associate the electrons with formation of ATP.
Correct answer: B. ATP
Question 33 of 73
The electrons produced during photolysis are shown as being used by ADP to form:
A. RuBP
B. ATP
C. NADPH
D. Glucose
Explanation
Page 3 notes associate the electrons with formation of ATP.
Correct answer: B. ATP
Question 34 of 73
C₄ plants are described as adapted to:
A. Cold and shade
B. Very low light only
C. Waterlogged conditions only
D. High temperature and strong light
Explanation
The notes state that C₄ plants are adapted to high temperature and strong light.
Correct answer: D. High temperature and strong light
Question 34 of 73
C₄ plants are described as adapted to:
A. Cold and shade
B. Very low light only
C. Waterlogged conditions only
D. High temperature and strong light
Explanation
The notes state that C₄ plants are adapted to high temperature and strong light.
Correct answer: D. High temperature and strong light
Question 34 of 73
C₄ plants are described as adapted to:
A. Cold and shade
B. Very low light only
C. Waterlogged conditions only
D. High temperature and strong light
Explanation
The notes state that C₄ plants are adapted to high temperature and strong light.
Correct answer: D. High temperature and strong light
Question 34 of 73
C₄ plants are described as adapted to:
A. Cold and shade
B. Very low light only
C. Waterlogged conditions only
D. High temperature and strong light
Correct answer
The notes state that C₄ plants are adapted to high temperature and strong light.
Correct answer: D. High temperature and strong light
Question 35 of 73
CAM plants are adapted to:
A. Permanently submerged conditions
B. Very cold conditions only
C. Low-salt aquatic conditions
D. Very dry or arid conditions
Explanation
Page 8 states CAM is an adaptation to very dry/arid conditions.
Correct answer: D. Very dry or arid conditions
Question 35 of 73
CAM plants are adapted to:
A. Permanently submerged conditions
B. Very cold conditions only
C. Low-salt aquatic conditions
D. Very dry or arid conditions
Explanation
Page 8 states CAM is an adaptation to very dry/arid conditions.
Correct answer: D. Very dry or arid conditions
Question 35 of 73
CAM plants are adapted to:
A. Permanently submerged conditions
B. Very cold conditions only
C. Low-salt aquatic conditions
D. Very dry or arid conditions
Explanation
Page 8 states CAM is an adaptation to very dry/arid conditions.
Correct answer: D. Very dry or arid conditions
Question 35 of 73
CAM plants are adapted to:
A. Permanently submerged conditions
B. Very cold conditions only
C. Low-salt aquatic conditions
D. Very dry or arid conditions
Correct answer
Page 8 states CAM is an adaptation to very dry/arid conditions.
Correct answer: D. Very dry or arid conditions
Question 36 of 73
Which photosynthetic pigment is stated to be present in grana?
A. Only xanthophyll
B. Chlorophyll pigments
C. Only carotene
D. Anthocyanins
Explanation
Page 1 states that chlorophyll pigments are present in grana.
Correct answer: B. Chlorophyll pigments
Question 36 of 73
Which photosynthetic pigment is stated to be present in grana?
A. Only xanthophyll
B. Chlorophyll pigments
C. Only carotene
D. Anthocyanins
Correct answer
Page 1 states that chlorophyll pigments are present in grana.
Correct answer: B. Chlorophyll pigments
Question 36 of 73
Which photosynthetic pigment is stated to be present in grana?
A. Only xanthophyll
B. Chlorophyll pigments
C. Only carotene
D. Anthocyanins
Explanation
Page 1 states that chlorophyll pigments are present in grana.
Correct answer: B. Chlorophyll pigments
Question 36 of 73
Which photosynthetic pigment is stated to be present in grana?
A. Only xanthophyll
B. Chlorophyll pigments
C. Only carotene
D. Anthocyanins
Explanation
Page 1 states that chlorophyll pigments are present in grana.
Correct answer: B. Chlorophyll pigments
Question 37 of 73
A characteristic leaf anatomy associated with C₄ plants is:
A. Isobilateral root anatomy
B. Dorsiventral anatomy only
C. Kranz anatomy
D. Radial anatomy
Explanation
Page 7 identifies Kranz anatomy as characteristic leaf anatomy.
Correct answer: C. Kranz anatomy
Question 37 of 73
A characteristic leaf anatomy associated with C₄ plants is:
A. Isobilateral root anatomy
B. Dorsiventral anatomy only
C. Kranz anatomy
D. Radial anatomy
Explanation
Page 7 identifies Kranz anatomy as characteristic leaf anatomy.
Correct answer: C. Kranz anatomy
Question 37 of 73
A characteristic leaf anatomy associated with C₄ plants is:
A. Isobilateral root anatomy
B. Dorsiventral anatomy only
C. Kranz anatomy
D. Radial anatomy
Correct answer
Page 7 identifies Kranz anatomy as characteristic leaf anatomy.
Correct answer: C. Kranz anatomy
Question 37 of 73
A characteristic leaf anatomy associated with C₄ plants is:
A. Isobilateral root anatomy
B. Dorsiventral anatomy only
C. Kranz anatomy
D. Radial anatomy
Explanation
Page 7 identifies Kranz anatomy as characteristic leaf anatomy.
Correct answer: C. Kranz anatomy
Question 38 of 73
Photosynthesis increases with increasing light intensity up to a:
A. Certain limit
B. Fixed temperature only
C. Permanent unlimited level
D. Zero point
Correct answer
Page 6 says photosynthesis increases with light intensity up to a certain limit.
Correct answer: A. Certain limit
Question 38 of 73
Photosynthesis increases with increasing light intensity up to a:
A. Certain limit
B. Fixed temperature only
C. Permanent unlimited level
D. Zero point
Explanation
Page 6 says photosynthesis increases with light intensity up to a certain limit.
Correct answer: A. Certain limit
Question 38 of 73
Photosynthesis increases with increasing light intensity up to a:
A. Certain limit
B. Fixed temperature only
C. Permanent unlimited level
D. Zero point
Explanation
Page 6 says photosynthesis increases with light intensity up to a certain limit.
Correct answer: A. Certain limit
Question 38 of 73
Photosynthesis increases with increasing light intensity up to a:
A. Certain limit
B. Fixed temperature only
C. Permanent unlimited level
D. Zero point
Explanation
Page 6 says photosynthesis increases with light intensity up to a certain limit.
Correct answer: A. Certain limit
Question 39 of 73
The first stable product in the C₃ pathway is:
A. Malic acid
B. RuBP
C. OAA
D. 3-PGA
Explanation
Page 7 identifies 3-PGA as the product formed after CO₂ + RuBP.
Correct answer: D. 3-PGA
Question 39 of 73
The first stable product in the C₃ pathway is:
A. Malic acid
B. RuBP
C. OAA
D. 3-PGA
Explanation
Page 7 identifies 3-PGA as the product formed after CO₂ + RuBP.
Correct answer: D. 3-PGA
Question 39 of 73
The first stable product in the C₃ pathway is:
A. Malic acid
B. RuBP
C. OAA
D. 3-PGA
Explanation
Page 7 identifies 3-PGA as the product formed after CO₂ + RuBP.
Correct answer: D. 3-PGA
Question 39 of 73
The first stable product in the C₃ pathway is:
A. Malic acid
B. RuBP
C. OAA
D. 3-PGA
Correct answer
Page 7 identifies 3-PGA as the product formed after CO₂ + RuBP.
Correct answer: D. 3-PGA
Question 40 of 73
CO₂ fixation in the C₃ pathway occurs through the:
A. Calvin cycle
B. Hatch and Slack cycle
C. CAM cycle
D. Krebs cycle
Correct answer
Page 7 explicitly connects C₃ CO₂ fixation with the Calvin cycle.
Correct answer: A. Calvin cycle
Question 40 of 73
CO₂ fixation in the C₃ pathway occurs through the:
A. Calvin cycle
B. Hatch and Slack cycle
C. CAM cycle
D. Krebs cycle
Explanation
Page 7 explicitly connects C₃ CO₂ fixation with the Calvin cycle.
Correct answer: A. Calvin cycle
Question 40 of 73
CO₂ fixation in the C₃ pathway occurs through the:
A. Calvin cycle
B. Hatch and Slack cycle
C. CAM cycle
D. Krebs cycle
Explanation
Page 7 explicitly connects C₃ CO₂ fixation with the Calvin cycle.
Correct answer: A. Calvin cycle
Question 40 of 73
CO₂ fixation in the C₃ pathway occurs through the:
A. Calvin cycle
B. Hatch and Slack cycle
C. CAM cycle
D. Krebs cycle
Explanation
Page 7 explicitly connects C₃ CO₂ fixation with the Calvin cycle.
Correct answer: A. Calvin cycle
Question 41 of 73
During the day, malic acid releases:
A. O₂
B. N₂
C. H₂
D. CO₂
Explanation
Page 8 states that malic acid releases CO₂ during the day.
Correct answer: D. CO₂
Question 41 of 73
During the day, malic acid releases:
A. O₂
B. N₂
C. H₂
D. CO₂
Explanation
Page 8 states that malic acid releases CO₂ during the day.
Correct answer: D. CO₂
Question 41 of 73
During the day, malic acid releases:
A. O₂
B. N₂
C. H₂
D. CO₂
Explanation
Page 8 states that malic acid releases CO₂ during the day.
Correct answer: D. CO₂
Question 41 of 73
During the day, malic acid releases:
A. O₂
B. N₂
C. H₂
D. CO₂
Correct answer
Page 8 states that malic acid releases CO₂ during the day.
Correct answer: D. CO₂
Question 42 of 73
The initial four-carbon product formed in CAM at night is:
A. Glucose
B. 3-PGA
C. RuBP
D. OAA
Explanation
The notes show CO₂ → PEP carboxylase → OAA.
Correct answer: D. OAA
Question 42 of 73
The initial four-carbon product formed in CAM at night is:
A. Glucose
B. 3-PGA
C. RuBP
D. OAA
Explanation
The notes show CO₂ → PEP carboxylase → OAA.
Correct answer: D. OAA
Question 42 of 73
The initial four-carbon product formed in CAM at night is:
A. Glucose
B. 3-PGA
C. RuBP
D. OAA
Explanation
The notes show CO₂ → PEP carboxylase → OAA.
Correct answer: D. OAA
Question 42 of 73
The initial four-carbon product formed in CAM at night is:
A. Glucose
B. 3-PGA
C. RuBP
D. OAA
Correct answer
The notes show CO₂ → PEP carboxylase → OAA.
Correct answer: D. OAA
Question 43 of 73
The C₄ pathway is also called the:
A. Krebs cycle
B. Urea cycle
C. Hatch and Slack cycle
D. Calvin cycle
Explanation
Page 7 labels C₄ as the Hatch and Slack cycle.
Correct answer: C. Hatch and Slack cycle
Question 43 of 73
The C₄ pathway is also called the:
A. Krebs cycle
B. Urea cycle
C. Hatch and Slack cycle
D. Calvin cycle
Explanation
Page 7 labels C₄ as the Hatch and Slack cycle.
Correct answer: C. Hatch and Slack cycle
Question 43 of 73
The C₄ pathway is also called the:
A. Krebs cycle
B. Urea cycle
C. Hatch and Slack cycle
D. Calvin cycle
Correct answer
Page 7 labels C₄ as the Hatch and Slack cycle.
Correct answer: C. Hatch and Slack cycle
Question 43 of 73
The C₄ pathway is also called the:
A. Krebs cycle
B. Urea cycle
C. Hatch and Slack cycle
D. Calvin cycle
Explanation
Page 7 labels C₄ as the Hatch and Slack cycle.
Correct answer: C. Hatch and Slack cycle
Question 44 of 73
The dark phase occurs in the:
A. Stroma
B. Grana lumen only
C. Thylakoid
D. Nucleus
Correct answer
The notes locate the dark phase in the stroma.
Correct answer: A. Stroma
Question 44 of 73
The dark phase occurs in the:
A. Stroma
B. Grana lumen only
C. Thylakoid
D. Nucleus
Explanation
The notes locate the dark phase in the stroma.
Correct answer: A. Stroma
Question 44 of 73
The dark phase occurs in the:
A. Stroma
B. Grana lumen only
C. Thylakoid
D. Nucleus
Explanation
The notes locate the dark phase in the stroma.
Correct answer: A. Stroma
Question 44 of 73
The dark phase occurs in the:
A. Stroma
B. Grana lumen only
C. Thylakoid
D. Nucleus
Explanation
The notes locate the dark phase in the stroma.
Correct answer: A. Stroma
Question 45 of 73
The H⁺ ions produced during photolysis are taken up by NADP to form:
A. ATP
B. RuBP
C. NADPH
D. ADP
Explanation
The notes show NADP taking up H⁺ and forming NADPH.
Correct answer: C. NADPH
Question 45 of 73
The H⁺ ions produced during photolysis are taken up by NADP to form:
A. ATP
B. RuBP
C. NADPH
D. ADP
Explanation
The notes show NADP taking up H⁺ and forming NADPH.
Correct answer: C. NADPH
Question 45 of 73
The H⁺ ions produced during photolysis are taken up by NADP to form:
A. ATP
B. RuBP
C. NADPH
D. ADP
Correct answer
The notes show NADP taking up H⁺ and forming NADPH.
Correct answer: C. NADPH
Question 45 of 73
The H⁺ ions produced during photolysis are taken up by NADP to form:
A. ATP
B. RuBP
C. NADPH
D. ADP
Explanation
The notes show NADP taking up H⁺ and forming NADPH.
Correct answer: C. NADPH
Question 46 of 73
Which other internal factor is listed on page 7?
A. Protoplasm
B. Light intensity
C. Humidity
D. Wind speed
Correct answer
Page 7 lists protoplasm among internal factors.
Correct answer: A. Protoplasm
Question 46 of 73
Which other internal factor is listed on page 7?
A. Protoplasm
B. Light intensity
C. Humidity
D. Wind speed
Explanation
Page 7 lists protoplasm among internal factors.
Correct answer: A. Protoplasm
Question 46 of 73
Which other internal factor is listed on page 7?
A. Protoplasm
B. Light intensity
C. Humidity
D. Wind speed
Explanation
Page 7 lists protoplasm among internal factors.
Correct answer: A. Protoplasm
Question 46 of 73
Which other internal factor is listed on page 7?
A. Protoplasm
B. Light intensity
C. Humidity
D. Wind speed
Explanation
Page 7 lists protoplasm among internal factors.
Correct answer: A. Protoplasm
Question 47 of 73
At night in CAM plants, CO₂ is initially fixed by:
A. PEP carboxylase
B. RuBisCO
C. Chlorophyll b
D. ATP synthase
Correct answer
Page 8 states that incoming CO₂ is fixed by PEP carboxylase at night.
Correct answer: A. PEP carboxylase
Question 47 of 73
At night in CAM plants, CO₂ is initially fixed by:
A. PEP carboxylase
B. RuBisCO
C. Chlorophyll b
D. ATP synthase
Explanation
Page 8 states that incoming CO₂ is fixed by PEP carboxylase at night.
Correct answer: A. PEP carboxylase
Question 47 of 73
At night in CAM plants, CO₂ is initially fixed by:
A. PEP carboxylase
B. RuBisCO
C. Chlorophyll b
D. ATP synthase
Explanation
Page 8 states that incoming CO₂ is fixed by PEP carboxylase at night.
Correct answer: A. PEP carboxylase
Question 47 of 73
At night in CAM plants, CO₂ is initially fixed by:
A. PEP carboxylase
B. RuBisCO
C. Chlorophyll b
D. ATP synthase
Explanation
Page 8 states that incoming CO₂ is fixed by PEP carboxylase at night.
Correct answer: A. PEP carboxylase
Question 48 of 73
According to the notes, increasing CO₂ concentration up to about 0.05% causes photosynthesis to:
A. Remain completely unchanged
B. Stop
C. Reverse
D. Increase
Explanation
Page 6 states that increasing CO₂ concentration to 0.05% increases photosynthesis.
Correct answer: D. Increase
Question 48 of 73
According to the notes, increasing CO₂ concentration up to about 0.05% causes photosynthesis to:
A. Remain completely unchanged
B. Stop
C. Reverse
D. Increase
Explanation
Page 6 states that increasing CO₂ concentration to 0.05% increases photosynthesis.
Correct answer: D. Increase
Question 48 of 73
According to the notes, increasing CO₂ concentration up to about 0.05% causes photosynthesis to:
A. Remain completely unchanged
B. Stop
C. Reverse
D. Increase
Explanation
Page 6 states that increasing CO₂ concentration to 0.05% increases photosynthesis.
Correct answer: D. Increase
Question 48 of 73
According to the notes, increasing CO₂ concentration up to about 0.05% causes photosynthesis to:
A. Remain completely unchanged
B. Stop
C. Reverse
D. Increase
Correct answer
Page 6 states that increasing CO₂ concentration to 0.05% increases photosynthesis.
Correct answer: D. Increase
Question 49 of 73
The first step of the light-dependent phase given in the notes is:
A. Fixation of glucose
B. Activation of chlorophyll by light
C. Opening of stomata
D. Polymerisation of starch
Explanation
Step I is activation of chlorophyll by light.
Correct answer: B. Activation of chlorophyll by light
Question 49 of 73
The first step of the light-dependent phase given in the notes is:
A. Fixation of glucose
B. Activation of chlorophyll by light
C. Opening of stomata
D. Polymerisation of starch
Correct answer
Step I is activation of chlorophyll by light.
Correct answer: B. Activation of chlorophyll by light
Question 49 of 73
The first step of the light-dependent phase given in the notes is:
A. Fixation of glucose
B. Activation of chlorophyll by light
C. Opening of stomata
D. Polymerisation of starch
Explanation
Step I is activation of chlorophyll by light.
Correct answer: B. Activation of chlorophyll by light
Question 49 of 73
The first step of the light-dependent phase given in the notes is:
A. Fixation of glucose
B. Activation of chlorophyll by light
C. Opening of stomata
D. Polymerisation of starch
Explanation
Step I is activation of chlorophyll by light.
Correct answer: B. Activation of chlorophyll by light
Question 50 of 73
According to the written reaction, photolysis of two water molecules produces:
A. Glucose + O₂
B. 2CO₂ + ATP
C. 4H⁺ + 4e⁻ + O₂
D. NADPH only
Explanation
Page 3 gives 2H₂O → 4H⁺ + 4e⁻ + O₂.
Correct answer: C. 4H⁺ + 4e⁻ + O₂
Question 50 of 73
According to the written reaction, photolysis of two water molecules produces:
A. Glucose + O₂
B. 2CO₂ + ATP
C. 4H⁺ + 4e⁻ + O₂
D. NADPH only
Explanation
Page 3 gives 2H₂O → 4H⁺ + 4e⁻ + O₂.
Correct answer: C. 4H⁺ + 4e⁻ + O₂
Question 50 of 73
According to the written reaction, photolysis of two water molecules produces:
A. Glucose + O₂
B. 2CO₂ + ATP
C. 4H⁺ + 4e⁻ + O₂
D. NADPH only
Correct answer
Page 3 gives 2H₂O → 4H⁺ + 4e⁻ + O₂.
Correct answer: C. 4H⁺ + 4e⁻ + O₂
Question 50 of 73
According to the written reaction, photolysis of two water molecules produces:
A. Glucose + O₂
B. 2CO₂ + ATP
C. 4H⁺ + 4e⁻ + O₂
D. NADPH only
Explanation
Page 3 gives 2H₂O → 4H⁺ + 4e⁻ + O₂.
Correct answer: C. 4H⁺ + 4e⁻ + O₂
Question 51 of 73
The name carotene is associated in the notes with which colour?
A. Red-violet
B. Orange-yellow
C. Blue-green
D. Purple-black
Explanation
The notes connect carotene with an orange-yellow colour.
Correct answer: B. Orange-yellow
Question 51 of 73
The name carotene is associated in the notes with which colour?
A. Red-violet
B. Orange-yellow
C. Blue-green
D. Purple-black
Correct answer
The notes connect carotene with an orange-yellow colour.
Correct answer: B. Orange-yellow
Question 51 of 73
The name carotene is associated in the notes with which colour?
A. Red-violet
B. Orange-yellow
C. Blue-green
D. Purple-black
Explanation
The notes connect carotene with an orange-yellow colour.
Correct answer: B. Orange-yellow
Question 51 of 73
The name carotene is associated in the notes with which colour?
A. Red-violet
B. Orange-yellow
C. Blue-green
D. Purple-black
Explanation
The notes connect carotene with an orange-yellow colour.
Correct answer: B. Orange-yellow
Question 52 of 73
Which pigment and factor are shown over the arrow in the general photosynthesis equation?
A. Chlorophyll and light
B. Anthocyanin and CO₂
C. Xanthophyll and heat
D. Carotene and darkness
Correct answer
Page 1 places chlorophyll and light over the reaction arrow.
Correct answer: A. Chlorophyll and light
Question 52 of 73
Which pigment and factor are shown over the arrow in the general photosynthesis equation?
A. Chlorophyll and light
B. Anthocyanin and CO₂
C. Xanthophyll and heat
D. Carotene and darkness
Explanation
Page 1 places chlorophyll and light over the reaction arrow.
Correct answer: A. Chlorophyll and light
Question 52 of 73
Which pigment and factor are shown over the arrow in the general photosynthesis equation?
A. Chlorophyll and light
B. Anthocyanin and CO₂
C. Xanthophyll and heat
D. Carotene and darkness
Explanation
Page 1 places chlorophyll and light over the reaction arrow.
Correct answer: A. Chlorophyll and light
Question 52 of 73
Which pigment and factor are shown over the arrow in the general photosynthesis equation?
A. Chlorophyll and light
B. Anthocyanin and CO₂
C. Xanthophyll and heat
D. Carotene and darkness
Explanation
Page 1 places chlorophyll and light over the reaction arrow.
Correct answer: A. Chlorophyll and light
Question 53 of 73
Xanthophylls are described as being more abundant than:
A. Carotenes
B. Chlorophyll a
C. Anthocyanins
D. Chlorophyll b
Correct answer
Page 2 states that xanthophylls are more abundant than carotenes.
Correct answer: A. Carotenes
Question 53 of 73
Xanthophylls are described as being more abundant than:
A. Carotenes
B. Chlorophyll a
C. Anthocyanins
D. Chlorophyll b
Explanation
Page 2 states that xanthophylls are more abundant than carotenes.
Correct answer: A. Carotenes
Question 53 of 73
Xanthophylls are described as being more abundant than:
A. Carotenes
B. Chlorophyll a
C. Anthocyanins
D. Chlorophyll b
Explanation
Page 2 states that xanthophylls are more abundant than carotenes.
Correct answer: A. Carotenes
Question 53 of 73
Xanthophylls are described as being more abundant than:
A. Carotenes
B. Chlorophyll a
C. Anthocyanins
D. Chlorophyll b
Explanation
Page 2 states that xanthophylls are more abundant than carotenes.
Correct answer: A. Carotenes
Question 54 of 73
At night, malic acid is stored in the:
A. Vacuole
B. Cell wall
C. Nucleus
D. Chloroplast grana
Correct answer
Page 8 states that malic acid is stored in the vacuole.
Correct answer: A. Vacuole
Question 54 of 73
At night, malic acid is stored in the:
A. Vacuole
B. Cell wall
C. Nucleus
D. Chloroplast grana
Explanation
Page 8 states that malic acid is stored in the vacuole.
Correct answer: A. Vacuole
Question 54 of 73
At night, malic acid is stored in the:
A. Vacuole
B. Cell wall
C. Nucleus
D. Chloroplast grana
Explanation
Page 8 states that malic acid is stored in the vacuole.
Correct answer: A. Vacuole
Question 54 of 73
At night, malic acid is stored in the:
A. Vacuole
B. Cell wall
C. Nucleus
D. Chloroplast grana
Explanation
Page 8 states that malic acid is stored in the vacuole.
Correct answer: A. Vacuole
Question 55 of 73
If the rate is x at 15°C, what rate is given by the notes for 35°C?
A. 4xB. 3xC. 2xD. x/4Question 55 of 73
If the rate is x at 15°C, what rate is given by the notes for 35°C?
A. 4x
B. 3x
C. 2x
D. x/4
Correct answer
The page 6 example doubles the rate for each 10°C increase: x → 2x → 4x.
Correct answer: A. 4x
Question 55 of 73
If the rate is x at 15°C, what rate is given by the notes for 35°C?
A. 4x
B. 3x
C. 2x
D. x/4
Explanation
The page 6 example doubles the rate for each 10°C increase: x → 2x → 4x.
Correct answer: A. 4x
Question 55 of 73
If the rate is x at 15°C, what rate is given by the notes for 35°C?
A. 4x
B. 3x
C. 2x
D. x/4
Explanation
The page 6 example doubles the rate for each 10°C increase: x → 2x → 4x.
Correct answer: A. 4x
Question 55 of 73
If the rate is x at 15°C, what rate is given by the notes for 35°C?
A. 4x
B. 3x
C. 2x
D. x/4
Explanation
The page 6 example doubles the rate for each 10°C increase: x → 2x → 4x.
Correct answer: A. 4x
Question 56 of 73
Which epidermal feature is listed as helping leaves perform photosynthesis?
A. Thin cuticle and epidermis
B. Very thick epidermis
C. No epidermis
D. Woody epidermis
Correct answer
The notes list a thin cuticle and upper epidermis.
Correct answer: A. Thin cuticle and epidermis
Question 56 of 73
Which epidermal feature is listed as helping leaves perform photosynthesis?
A. Thin cuticle and epidermis
B. Very thick epidermis
C. No epidermis
D. Woody epidermis
Explanation
The notes list a thin cuticle and upper epidermis.
Correct answer: A. Thin cuticle and epidermis
Question 56 of 73
Which epidermal feature is listed as helping leaves perform photosynthesis?
A. Thin cuticle and epidermis
B. Very thick epidermis
C. No epidermis
D. Woody epidermis
Explanation
The notes list a thin cuticle and upper epidermis.
Correct answer: A. Thin cuticle and epidermis
Question 56 of 73
Which epidermal feature is listed as helping leaves perform photosynthesis?
A. Thin cuticle and epidermis
B. Very thick epidermis
C. No epidermis
D. Woody epidermis
Explanation
The notes list a thin cuticle and upper epidermis.
Correct answer: A. Thin cuticle and epidermis
Question 57 of 73
The dark phase is also called the:
A. Transpiration phase
B. Photochemical phase only
C. Respiratory phase
D. Light-independent or biosynthetic phase
Explanation
Page 5 gives light-independent phase and biosynthetic phase as names for the dark phase.
Correct answer: D. Light-independent or biosynthetic phase
Question 57 of 73
The dark phase is also called the:
A. Transpiration phase
B. Photochemical phase only
C. Respiratory phase
D. Light-independent or biosynthetic phase
Explanation
Page 5 gives light-independent phase and biosynthetic phase as names for the dark phase.
Correct answer: D. Light-independent or biosynthetic phase
Question 57 of 73
The dark phase is also called the:
A. Transpiration phase
B. Photochemical phase only
C. Respiratory phase
D. Light-independent or biosynthetic phase
Explanation
Page 5 gives light-independent phase and biosynthetic phase as names for the dark phase.
Correct answer: D. Light-independent or biosynthetic phase
Question 57 of 73
The dark phase is also called the:
A. Transpiration phase
B. Photochemical phase only
C. Respiratory phase
D. Light-independent or biosynthetic phase
Correct answer
Page 5 gives light-independent phase and biosynthetic phase as names for the dark phase.
Correct answer: D. Light-independent or biosynthetic phase
Question 58 of 73
Which gas is shown as a product of photosynthesis in the general equation?
A. H₂B. O₂C. CO₂D. N₂Question 58 of 73
Which gas is shown as a product of photosynthesis in the general equation?
A. H₂
B. O₂
C. CO₂
D. N₂
Explanation
Oxygen is shown among the products on page 1.
Correct answer: B. O₂
Question 58 of 73
Which gas is shown as a product of photosynthesis in the general equation?
A. H₂
B. O₂
C. CO₂
D. N₂
Correct answer
Oxygen is shown among the products on page 1.
Correct answer: B. O₂
Question 58 of 73
Which gas is shown as a product of photosynthesis in the general equation?
A. H₂
B. O₂
C. CO₂
D. N₂
Explanation
Oxygen is shown among the products on page 1.
Correct answer: B. O₂
Question 58 of 73
Which gas is shown as a product of photosynthesis in the general equation?
A. H₂
B. O₂
C. CO₂
D. N₂
Explanation
Oxygen is shown among the products on page 1.
Correct answer: B. O₂
Question 59 of 73
Which is listed as an internal factor affecting photosynthesis?
A. Light intensity
B. Chlorophyll
C. Temperature
D. CO₂ concentration
Explanation
Page 7 lists chlorophyll as an internal factor.
Correct answer: B. Chlorophyll
Question 59 of 73
Which is listed as an internal factor affecting photosynthesis?
A. Light intensity
B. Chlorophyll
C. Temperature
D. CO₂ concentration
Correct answer
Page 7 lists chlorophyll as an internal factor.
Correct answer: B. Chlorophyll
Question 59 of 73
Which is listed as an internal factor affecting photosynthesis?
A. Light intensity
B. Chlorophyll
C. Temperature
D. CO₂ concentration
Explanation
Page 7 lists chlorophyll as an internal factor.
Correct answer: B. Chlorophyll
Question 59 of 73
Which is listed as an internal factor affecting photosynthesis?
A. Light intensity
B. Chlorophyll
C. Temperature
D. CO₂ concentration
Explanation
Page 7 lists chlorophyll as an internal factor.
Correct answer: B. Chlorophyll
Question 60 of 73
Which structure is described as numerous in the leaf adaptation list?
A. Lenticels
B. Stomata
C. Hydathodes
D. Root hairs
Explanation
Numerous stomata are listed on page 1.
Correct answer: B. Stomata
Question 60 of 73
Which structure is described as numerous in the leaf adaptation list?
A. Lenticels
B. Stomata
C. Hydathodes
D. Root hairs
Correct answer
Numerous stomata are listed on page 1.
Correct answer: B. Stomata
Question 60 of 73
Which structure is described as numerous in the leaf adaptation list?
A. Lenticels
B. Stomata
C. Hydathodes
D. Root hairs
Explanation
Numerous stomata are listed on page 1.
Correct answer: B. Stomata
Question 60 of 73
Which structure is described as numerous in the leaf adaptation list?
A. Lenticels
B. Stomata
C. Hydathodes
D. Root hairs
Explanation
Numerous stomata are listed on page 1.
Correct answer: B. Stomata
Question 61 of 73
The principal yellow pigment in maize mentioned in the notes is:
A. Carotene
B. Anthocyanin
C. Chlorophyll a
D. Zeaxanthin
Explanation
Page 2 identifies zeaxanthin as the principal yellow pigment in maize.
Correct answer: D. Zeaxanthin
Question 61 of 73
The principal yellow pigment in maize mentioned in the notes is:
A. Carotene
B. Anthocyanin
C. Chlorophyll a
D. Zeaxanthin
Explanation
Page 2 identifies zeaxanthin as the principal yellow pigment in maize.
Correct answer: D. Zeaxanthin
Question 61 of 73
The principal yellow pigment in maize mentioned in the notes is:
A. Carotene
B. Anthocyanin
C. Chlorophyll a
D. Zeaxanthin
Explanation
Page 2 identifies zeaxanthin as the principal yellow pigment in maize.
Correct answer: D. Zeaxanthin
Question 61 of 73
The principal yellow pigment in maize mentioned in the notes is:
A. Carotene
B. Anthocyanin
C. Chlorophyll a
D. Zeaxanthin
Correct answer
Page 2 identifies zeaxanthin as the principal yellow pigment in maize.
Correct answer: D. Zeaxanthin
Question 62 of 73
In CAM plants, OAA is converted into:
A. Malic acid
B. RuBP
C. 3-PGA
D. Sucrose
Correct answer
Page 8 states that OAA is converted into malic acid.
Correct answer: A. Malic acid
Question 62 of 73
In CAM plants, OAA is converted into:
A. Malic acid
B. RuBP
C. 3-PGA
D. Sucrose
Explanation
Page 8 states that OAA is converted into malic acid.
Correct answer: A. Malic acid
Question 62 of 73
In CAM plants, OAA is converted into:
A. Malic acid
B. RuBP
C. 3-PGA
D. Sucrose
Explanation
Page 8 states that OAA is converted into malic acid.
Correct answer: A. Malic acid
Question 62 of 73
In CAM plants, OAA is converted into:
A. Malic acid
B. RuBP
C. 3-PGA
D. Sucrose
Explanation
Page 8 states that OAA is converted into malic acid.
Correct answer: A. Malic acid
Question 63 of 73
Which product is given off as molecular oxygen during the light reaction?
A. N₂B. H₂C. O₂D. CO₂Question 63 of 73
Which product is given off as molecular oxygen during the light reaction?
A. N₂
B. H₂
C. O₂
D. CO₂
Explanation
Page 3 identifies the molecular oxygen released.
Correct answer: C. O₂
Question 63 of 73
Which product is given off as molecular oxygen during the light reaction?
A. N₂
B. H₂
C. O₂
D. CO₂
Explanation
Page 3 identifies the molecular oxygen released.
Correct answer: C. O₂
Question 63 of 73
Which product is given off as molecular oxygen during the light reaction?
A. N₂
B. H₂
C. O₂
D. CO₂
Correct answer
Page 3 identifies the molecular oxygen released.
Correct answer: C. O₂
Question 63 of 73
Which product is given off as molecular oxygen during the light reaction?
A. N₂
B. H₂
C. O₂
D. CO₂
Explanation
Page 3 identifies the molecular oxygen released.
Correct answer: C. O₂
Question 64 of 73
In CAM plants, stomata open mainly at:
A. Night
B. Early afternoon only
C. Midday
D. All times equally
Correct answer
Page 8 states that stomata open at night to reduce water loss.
Correct answer: A. Night
Question 64 of 73
In CAM plants, stomata open mainly at:
A. Night
B. Early afternoon only
C. Midday
D. All times equally
Explanation
Page 8 states that stomata open at night to reduce water loss.
Correct answer: A. Night
Question 64 of 73
In CAM plants, stomata open mainly at:
A. Night
B. Early afternoon only
C. Midday
D. All times equally
Explanation
Page 8 states that stomata open at night to reduce water loss.
Correct answer: A. Night
Question 64 of 73
In CAM plants, stomata open mainly at:
A. Night
B. Early afternoon only
C. Midday
D. All times equally
Explanation
Page 8 states that stomata open at night to reduce water loss.
Correct answer: A. Night
Question 65 of 73
During the day, CAM plant stomata:
A. Close to reduce water loss
B. Disappear
C. Open widely to increase water loss
D. Remain permanently open
Correct answer
Page 8 states that stomata close during the day to reduce water loss.
Correct answer: A. Close to reduce water loss
Question 65 of 73
During the day, CAM plant stomata:
A. Close to reduce water loss
B. Disappear
C. Open widely to increase water loss
D. Remain permanently open
Explanation
Page 8 states that stomata close during the day to reduce water loss.
Correct answer: A. Close to reduce water loss
Question 65 of 73
During the day, CAM plant stomata:
A. Close to reduce water loss
B. Disappear
C. Open widely to increase water loss
D. Remain permanently open
Explanation
Page 8 states that stomata close during the day to reduce water loss.
Correct answer: A. Close to reduce water loss
Question 65 of 73
During the day, CAM plant stomata:
A. Close to reduce water loss
B. Disappear
C. Open widely to increase water loss
D. Remain permanently open
Explanation
Page 8 states that stomata close during the day to reduce water loss.
Correct answer: A. Close to reduce water loss
Question 66 of 73
The enzyme involved in CO₂ fixation in the C₃ pathway is:
A. RuBisCO
B. ATP synthase
C. NADP reductase
D. PEP carboxylase
Correct answer
Page 7 labels RuBisCO in the C₃ pathway.
Correct answer: A. RuBisCO
Question 66 of 73
The enzyme involved in CO₂ fixation in the C₃ pathway is:
A. RuBisCO
B. ATP synthase
C. NADP reductase
D. PEP carboxylase
Explanation
Page 7 labels RuBisCO in the C₃ pathway.
Correct answer: A. RuBisCO
Question 66 of 73
The enzyme involved in CO₂ fixation in the C₃ pathway is:
A. RuBisCO
B. ATP synthase
C. NADP reductase
D. PEP carboxylase
Explanation
Page 7 labels RuBisCO in the C₃ pathway.
Correct answer: A. RuBisCO
Question 66 of 73
The enzyme involved in CO₂ fixation in the C₃ pathway is:
A. RuBisCO
B. ATP synthase
C. NADP reductase
D. PEP carboxylase
Explanation
Page 7 labels RuBisCO in the C₃ pathway.
Correct answer: A. RuBisCO
Question 67 of 73
Which carotenoid is abundant in carrot roots?
A. Anthocyanin
B. Xanthophyll
C. Carotene
D. Chlorophyll b
Explanation
Carotene is noted as abundant in carrot roots.
Correct answer: C. Carotene
Question 67 of 73
Which carotenoid is abundant in carrot roots?
A. Anthocyanin
B. Xanthophyll
C. Carotene
D. Chlorophyll b
Explanation
Carotene is noted as abundant in carrot roots.
Correct answer: C. Carotene
Question 67 of 73
Which carotenoid is abundant in carrot roots?
A. Anthocyanin
B. Xanthophyll
C. Carotene
D. Chlorophyll b
Correct answer
Carotene is noted as abundant in carrot roots.
Correct answer: C. Carotene
Question 67 of 73
Which carotenoid is abundant in carrot roots?
A. Anthocyanin
B. Xanthophyll
C. Carotene
D. Chlorophyll b
Explanation
Carotene is noted as abundant in carrot roots.
Correct answer: C. Carotene
Question 68 of 73
The light-dependent phase occurs in the:
A. Thylakoid of chloroplast
B. Stroma of chloroplast
C. Nucleus
D. Cytoplasm
Correct answer
Page 3 states that the light-dependent phase occurs in the thylakoid of the chloroplast.
Correct answer: A. Thylakoid of chloroplast
Question 68 of 73
The light-dependent phase occurs in the:
A. Thylakoid of chloroplast
B. Stroma of chloroplast
C. Nucleus
D. Cytoplasm
Explanation
Page 3 states that the light-dependent phase occurs in the thylakoid of the chloroplast.
Correct answer: A. Thylakoid of chloroplast
Question 68 of 73
The light-dependent phase occurs in the:
A. Thylakoid of chloroplast
B. Stroma of chloroplast
C. Nucleus
D. Cytoplasm
Explanation
Page 3 states that the light-dependent phase occurs in the thylakoid of the chloroplast.
Correct answer: A. Thylakoid of chloroplast
Question 68 of 73
The light-dependent phase occurs in the:
A. Thylakoid of chloroplast
B. Stroma of chloroplast
C. Nucleus
D. Cytoplasm
Explanation
Page 3 states that the light-dependent phase occurs in the thylakoid of the chloroplast.
Correct answer: A. Thylakoid of chloroplast
Question 69 of 73
The C₄ pathway occurs in:
A. Bundle sheath cells
B. Only root cells
C. Only epidermal cells
D. Only guard cells
Correct answer
The notes state that the C₄ pathway occurs in bundle sheath cells.
Correct answer: A. Bundle sheath cells
Question 69 of 73
The C₄ pathway occurs in:
A. Bundle sheath cells
B. Only root cells
C. Only epidermal cells
D. Only guard cells
Explanation
The notes state that the C₄ pathway occurs in bundle sheath cells.
Correct answer: A. Bundle sheath cells
Question 69 of 73
The C₄ pathway occurs in:
A. Bundle sheath cells
B. Only root cells
C. Only epidermal cells
D. Only guard cells
Explanation
The notes state that the C₄ pathway occurs in bundle sheath cells.
Correct answer: A. Bundle sheath cells
Question 69 of 73
The C₄ pathway occurs in:
A. Bundle sheath cells
B. Only root cells
C. Only epidermal cells
D. Only guard cells
Explanation
The notes state that the C₄ pathway occurs in bundle sheath cells.
Correct answer: A. Bundle sheath cells
Question 70 of 73
The enzyme used for initial CO₂ fixation in the C₄ pathway is:
A. ATP synthase
B. RuBisCO
C. PEP carboxylase
D. NADP reductase
Explanation
Page 7 names PEP carboxylase.
Correct answer: C. PEP carboxylase
Question 70 of 73
The enzyme used for initial CO₂ fixation in the C₄ pathway is:
A. ATP synthase
B. RuBisCO
C. PEP carboxylase
D. NADP reductase
Explanation
Page 7 names PEP carboxylase.
Correct answer: C. PEP carboxylase
Question 70 of 73
The enzyme used for initial CO₂ fixation in the C₄ pathway is:
A. ATP synthase
B. RuBisCO
C. PEP carboxylase
D. NADP reductase
Correct answer
Page 7 names PEP carboxylase.
Correct answer: C. PEP carboxylase
Question 70 of 73
The enzyme used for initial CO₂ fixation in the C₄ pathway is:
A. ATP synthase
B. RuBisCO
C. PEP carboxylase
D. NADP reductase
Explanation
Page 7 names PEP carboxylase.
Correct answer: C. PEP carboxylase
Question 71 of 73
According to the notes, for every 10°C change (added), the rate of photosynthesis:
A. Becomes zero
B. Halves
C. Remains unchanged
D. Doubles
Explanation
The worked example on page 6 states that for every added 10°C, the photosynthesis rate doubles.
Correct answer: D. Doubles
Question 71 of 73
According to the notes, for every 10°C change (added), the rate of photosynthesis:
A. Becomes zero
B. Halves
C. Remains unchanged
D. Doubles
Explanation
The worked example on page 6 states that for every added 10°C, the photosynthesis rate doubles.
Correct answer: D. Doubles
Question 71 of 73
According to the notes, for every 10°C change (added), the rate of photosynthesis:
A. Becomes zero
B. Halves
C. Remains unchanged
D. Doubles
Explanation
The worked example on page 6 states that for every added 10°C, the photosynthesis rate doubles.
Correct answer: D. Doubles
Question 71 of 73
According to the notes, for every 10°C change (added), the rate of photosynthesis:
A. Becomes zero
B. Halves
C. Remains unchanged
D. Doubles
Correct answer
The worked example on page 6 states that for every added 10°C, the photosynthesis rate doubles.
Correct answer: D. Doubles
Question 72 of 73
CAM stands for:
A. Carbon Assimilation Mechanism
B. Crassulacean Alkaline Metabolism
C. Crassulacean Acid Metabolism
D. Calvin Acid Metabolism
Explanation
Page 8 expands CAM as Crassulacean Acid Metabolism.
Correct answer: C. Crassulacean Acid Metabolism
Question 72 of 73
CAM stands for:
A. Carbon Assimilation Mechanism
B. Crassulacean Alkaline Metabolism
C. Crassulacean Acid Metabolism
D. Calvin Acid Metabolism
Explanation
Page 8 expands CAM as Crassulacean Acid Metabolism.
Correct answer: C. Crassulacean Acid Metabolism
Question 72 of 73
CAM stands for:
A. Carbon Assimilation Mechanism
B. Crassulacean Alkaline Metabolism
C. Crassulacean Acid Metabolism
D. Calvin Acid Metabolism
Correct answer
Page 8 expands CAM as Crassulacean Acid Metabolism.
Correct answer: C. Crassulacean Acid Metabolism
Question 72 of 73
CAM stands for:
A. Carbon Assimilation Mechanism
B. Crassulacean Alkaline Metabolism
C. Crassulacean Acid Metabolism
D. Calvin Acid Metabolism
Explanation
Page 8 expands CAM as Crassulacean Acid Metabolism.
Correct answer: C. Crassulacean Acid Metabolism
Question 73 of 73
Which structural feature is listed as an internal factor affecting photosynthesis?
A. Atmospheric CO₂ concentration
B. Structure of leaf
C. Light intensity
D. Temperature
Explanation
Page 7 lists structure of leaf as an internal factor.
Correct answer: B. Structure of leaf
Question 73 of 73
Which structural feature is listed as an internal factor affecting photosynthesis?
A. Atmospheric CO₂ concentration
B. Structure of leaf
C. Light intensity
D. Temperature
Correct answer
Page 7 lists structure of leaf as an internal factor.
Correct answer: B. Structure of leaf
Question 73 of 73
Which structural feature is listed as an internal factor affecting photosynthesis?
A. Atmospheric CO₂ concentration
B. Structure of leaf
C. Light intensity
D. Temperature
Explanation
Page 7 lists structure of leaf as an internal factor.
Correct answer: B. Structure of leaf
Question 73 of 73
Which structural feature is listed as an internal factor affecting photosynthesis?
A. Atmospheric CO₂ concentration
B. Structure of leaf
C. Light intensity
D. Temperature
Explanation
Page 7 lists structure of leaf as an internal factor.
Correct answer: B. Structure of leaf
Quiz Completed
You have reached the end of the 73-question quiz.