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AP BIOLOGY

1. Chemistry of Life

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2. Cells

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3. Cellular Energetics

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4. Cell Communication and Cell Cycle

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5. Heredity

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6. Gene Expression and Regulation

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7. Natural Selection

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8. Ecology

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AP Biology - Plants and Human Body Systems

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AP Biology - Laboratory review

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AP Biology - Diagnostic exam

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AP Biology - Practice Test 1

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AP Biology - Practice Test 2

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Quiz

AP Biology Chapter 8 – Photosynthesis – Question bank

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Photosynthesis AP Biology question bank: free practice for AP Biology. Work through this Photosynthesis AP Biology question bank and get instant feedback on every answer. If you get stuck, review the 3.4 Photosynthesis — Notes lesson. More practice: AP Biology — all units. Syllabus: College Board ap biology course page.

  • Questions count: 14
  • Passing grade: B+
  • Time limit: 14 minutes
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1.
Plants use this process so that they can open their stomata at night and close them during the day to avoid water loss, without depleting CO2 reserves.
Plants use this process so that they can open their stomata at night and close them during the day to avoid water loss, without depleting CO2 reserves.
Transpiration
Calvin cycle
CAM photosynthesis
Cyclic photophosphorylation
Noncyclic photophosphorylation
2.
Uses NADPH, ATP, and CO2 as the inputs to its reactions.
Uses NADPH, ATP, and CO2 as the inputs to its reactions.
Transpiration
Calvin cycle
CAM photosynthesis
Cyclic photophosphorylation
Noncyclic photophosphorylation
3.
Photosynthetic process that has ATP as its sole product, with no oxygen and no NADPH produced.
Photosynthetic process that has ATP as its sole product, with no oxygen and no NADPH produced.
Transpiration
Calvin cycle
CAM photosynthesis
Cyclic photophosphorylation
Noncyclic photophosphorylation
4.
The process by which plants lose water via evaporation through their leaves.
The process by which plants lose water via evaporation through their leaves.
Transpiration
Calvin cycle
CAM photosynthesis
Cyclic photophosphorylation
Noncyclic photophosphorylation
5.
The photosynthetic process performed by some plants to survive hot and dry conditions such as the desert is called
The photosynthetic process performed by some plants to survive hot and dry conditions such as the desert is called
carbon fixation.
C3 photosynthesis.
C4 photosynthesis.
cyclic photophosphorylation.
noncyclic photophosphorylation.
6.
Which of the following is the photosynthetic stage that produces oxygen?
Which of the following is the photosynthetic stage that produces oxygen?
The light-dependent reactions
Chemiosmosis
The Calvin cycle
Carbon fixation
Photorespiration
7.
Which of the following reactions occur in both cellular respiration and photosynthesis?
Which of the following reactions occur in both cellular respiration and photosynthesis?
Carbon fixation
Fermentation
Reduction of NADP+
Chemiosmosis
Formation of NADH
8.
Which of the following is not a product of the light-dependent reactions of photosynthesis?
Which of the following is not a product of the light-dependent reactions of photosynthesis?
O2
ATP
NADPH
Sugar
9.
Which of the following is an advantage held by a C4 plant?
Which of the following is an advantage held by a C4 plant?
More efficient light absorption
More efficient photolysis
More efficient carbon fixation
More efficient uptake of carbon dioxide into the stomata
More efficient ATP synthesis during chemiosmosis
10.
Carbon dioxide enters the plant through the
Carbon dioxide enters the plant through the
Stomata
Stroma
Thylakoid membrane
Bundle sheath cell
11.
Which of the following is the source of the oxygen released during photosynthesis?
Which of the following is the source of the oxygen released during photosynthesis?
CO2
H2O
Rubisco
PEP carboxylase
Pyruvate
12.
Which of the following is an incorrect statement about the Calvin cycle?
Which of the following is an incorrect statement about the Calvin cycle?
The main inputs are NADPH, ATP and CO2.
The main outputs are NADP+, ADP and sugar.
More NADPH is used than ATP during the Calvin cycle.
Carbon fixation is the first step of the process.
The reactions occur in the stroma of the chloroplast.
13.
Which of the following is the source of the carbon in sugar produced during photosynthesis?
Which of the following is the source of the carbon in sugar produced during photosynthesis?
CO2
H2O
Rubisco
PEP carboxylase
Pyruvate
14.
The light-dependent reactions of photosynthesis occur in the
The light-dependent reactions of photosynthesis occur in the
stroma.
mitochondrial matrix.
thylakoid membrane.
cytoplasm.
nucleus.
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Part of 3. Cellular Energetics — see every lesson and quiz in this unit.
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