Unit 10 Target 2: Photosynthesis Quiz

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    If carbon dioxide is completely removed from a plant’s environment, what would you expect to happen to the plant’s production of high-energy sugars? 

    • More sugars will be produced.
    • No sugars will be produced.
    • The same number of sugars will be produced but without carbon dioxide.
    • Carbon dioxide does not affect the production of high-energy sugars in plants.
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Unit 10 Target 2: Photosynthesis Quiz - Quiz

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  • 2. 

    What is the correct sequence of events during photosynthesis? 

    • Chemiosmosis > light absorption > Calvic cycle > electron transport chain

    • Light absorption > electron transport chain > chemiosmosis > calvin cycle

    • Light absorption > electron transport chain > calvin cycle > chemiosmosis

    • Chemiosmosis > light absorption > electron transport chain > calvin cycle

    Correct Answer
    A. Light absorption > electron transport chain > chemiosmosis > calvin cycle
  • 3. 

    Which step is the beginning of photosynthesis? 

    • ATP synthase allows H+ ions to pass through the thylakoid memebrane.

    • Pigments in photosystem II absorb light.

    • High-energy electrons move through the electron transport chain.

    • Pigments in photosystem I absorb light.

    Correct Answer
    A. Pigments in photosystem II absorb light.
  • 4. 

    Which of the following is NOT included in Light Dependent Reactions? 

    • Photosystem II

    • Photosystem I

    • Chemiosmosis

    • RuBP

    Correct Answer
    A. RuBP
  • 5. 

    During Photosystem II, which of the following processes occurs? 

    • Electrons get excited

    • Water is broken into H+ ions and oxygen

    • Chlorophyll absorbs light

    • All of the above

    Correct Answer
    A. All of the above
  • 6. 

    During Photosystem I, which of the following processes occurs? 

    • Electrons are excited

    • Chlorophyll absorbs light

    • H+ ions are pumped into thylakoid to increase concentration gradient

    • All of the above

    Correct Answer
    A. All of the above
  • 7. 

    Which of the following is NOT another name for the Calvin Cycle? 

    • Carbon Fixation

    • Dark Reactions

    • Light independent reactions

    • Light dependent reactions

    Correct Answer
    A. Light dependent reactions
  • 8. 

    How does the Calvin cycle (light-independent reaction) differ from the light-dependent reactions? 

    • It takes place in the chloroplasts.

    • It requires light

    • It takes place in the stroma.

    • It take place in the thylakoid.

    Correct Answer
    A. It takes place in the stroma.
  • 9. 

    Products of the light reactions of photosynthesis that provide energy for the Calvin cycle are 

    • ATP and NADPH.

    • Water and oxygen.

    • Oxygen and NADPH.

    • Oxygen and ATP.

    Correct Answer
    A. ATP and NADPH.
  • 10. 

    Which of the following is NOT a step in the light-dependent reactions? 

    • ATP synthase allows H+ ions to pass through the thylakoid membrane.

    • ATP and NADPH are used to produce high-energy sugars.

    • Pigments in photosystem II absorb light.

    • High-energy electrons move through the electron transport chain.

    Correct Answer
    A. ATP and NADPH are used to produce high-energy sugars.
  • 11. 

    Chemiosmosis in the thylakoid membrane is directly responsible for 

    • Producing ATP-synthetase

    • Adding protons to NADP+.

    • Providing the energy to produce ATP molecules.

    • Generating glucose molecules.

    Correct Answer
    A. Providing the energy to produce ATP molecules.
  • 12. 

    The process that uses Carbon Dioxide, ATP, and NADpH to produce glucose is calledA)    Calvin Cycle    C)    Chemiosmosis    B)    Light Dependent reactions    D)    None of the Above

    • Calvin Cycle

    • Chemiosmosis

    • Light dependent reactions

    • None of the above

    Correct Answer
    A. Calvin Cycle
  • 13. 

    In the overall equation for photosynthesis, 6 molecules of carbon dioxide result in which of the following? 

    • 1 glucose

    • 6 water

    • 6 ATP

    • 2 oxygen

    Correct Answer
    A. 1 glucose
  • 14. 

    Thylakoid membranes within chloroplasts contain chlorophyll. The Calvin cycle (light-independent reaction) occurs in the stroma of the chloroplasts. How are the processes occurring within the Calvin cycle and the thylakoid membrane connected? 

    • The processes in the thylakoid membrane use sugar molecules formed during the Calvin cycle to generate high-energy molecules.

    • The processes in the thylakoid membrane use high-energy molecules formed during the Calvin cycle to convert CO2 into sugar molecules

    • The Calvin cycle uses sugar molecules formed within the thylakoid membrane to generate high-energy molecules.

    • The Calvin cycle uses high-energy molecules formed within the thylakoid membrane to convert CO2 into sugar molecules.

    Correct Answer
    A. The processes in the thylakoid membrane use sugar molecules formed during the Calvin cycle to generate high-energy molecules.

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