Photosynthesis Quiz
Photosynthesis Quiz |[pic] | |1. Which of the following occurs in the stroma of the chloroplast?
A. light dependent reaction
B. electron transport chain
C. calvin cycle
D. photolysis
2. The oxygen produced in photosynthesis comes from what molecule?
A. glucose
B. water
C. P680
D. ATP
3. Which is NOT a photosynthetic pigment that captures light energy?
A. chlorophyll a
B. chlorophyll b
C. carotenoids
D. chloroplasts
4. Which of the following is NOT a product of the light reaction?
A. Oxygen
B. ATP
C. NADPH
D. Sugar
5. Which of the following is the source of the carbon in sugar produced during photosynthesis?
A. carbon dioxide
B. water
C. rubisco
D. ATP
6. Carbon dioxide from the atmosphere is fixed to which molecule in the Calvin Cycle?
A. P700
B. NADPH
C. phosphoglycerate
D. RUBP
7. The calvin cycle requires each of the following inputs EXCEPT:
A. ATP
B. NADPH
C. O2
D. CO2
8. In the light reactions, when light strikes the pigments (P700 or P680) what is the immediate result?
A. excited electrons are passed to electron acceptors
B. electrons are fused to form ATP
C. glucose is produced
D. carbon fixation occurs
9. All of the following molecules must be recycled to keep photosynthesis going EXCEPT:
A. glucose
B. RUBP
C. ADP
D. NADP+
10. Protons (H+) that build-up inside of the thylakoid space are able to exit through which molecule?
A. ATP synthase
B. RUBP
C. cytochromes
D. photosystem II
Use the diagram below and your knowledge of the living environment to answer the questions
11 and 12 which follow. The diagram represents some of the events that take place in a plant cell.
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11. The oxygen and sugar leaving the cell were most likely produced by the processes of
A. cellular respiration
B. photohydrolysis
C. chemiosmosis
D. photosynthesis
12. The letters X, Y, and Z most likely represent:
A. light ammonia and water
B. CO2, light and water
C. light, O2 and methane
D. O2, light and water
13. Which summary word equation best describes the process of photosynthesis
A. glucose + oxygen = carbon dioxide + water + energy
B. water + carbon dioxide + light energy = glucose + oxygen
C. water + light energy = carbon dioxide and oxygen
D. carbon dioxide + RUBP = half of a sugar + RUBP
14. Which of the following would NOT cause the rate of photosynthesis to change as shown in the graph above?
A. increasing CO2 concentrations
B. increasing the temperature
C. increasing O2 concentrations
D. increasing the light intensity
15. Where are the cytochromes of the electron transport chain located?
A. thylakoid membrane
B. stroma of chloroplast
C. membrane of chloroplasts
D. cell membrane
16. How many total turns of the Calvin Cycle is required for the making of one glucose molecule (C6H12O6)?
A. 1
B. 3
C. 6
D. 12
17. How does carbon dioxide enter the leaf of a plant?
A. through the protein carriers of the cell membrane
B. open stomata
C. cytochromes
D. RUBP
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Rate of photosynthesis
Time (min)
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