Unit 10 Target 2: Photosynthesis Quiz

14 Questions | Total Attempts: 62

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Unit 10 Target 2: Photosynthesis Quiz


Questions and Answers
  • 1. 
    Which of the following is NOT another name for the Calvin Cycle? 
    • A. 

      Carbon Fixation

    • B. 

      Dark Reactions

    • C. 

      Light independent reactions

    • D. 

      Light dependent reactions

  • 2. 
    Which step is the beginning of photosynthesis? 
    • A. 

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

    • B. 

      Pigments in photosystem II absorb light.

    • C. 

      High-energy electrons move through the electron transport chain.

    • D. 

      Pigments in photosystem I absorb light.

  • 3. 
    Which of the following is NOT included in Light Dependent Reactions? 
    • A. 

      Photosystem II

    • B. 

      Photosystem I

    • C. 

      Chemiosmosis

    • D. 

      RuBP

  • 4. 
    What is the correct sequence of events during photosynthesis? 
    • A. 

      Chemiosmosis > light absorption > Calvic cycle > electron transport chain

    • B. 

      Light absorption > electron transport chain > chemiosmosis > calvin cycle

    • C. 

      Light absorption > electron transport chain > calvin cycle > chemiosmosis

    • D. 

      Chemiosmosis > light absorption > electron transport chain > calvin cycle

  • 5. 
    How does the Calvin cycle (light-independent reaction) differ from the light-dependent reactions? 
    • A. 

      It takes place in the chloroplasts.

    • B. 

      It requires light

    • C. 

      It takes place in the stroma.

    • D. 

      It take place in the thylakoid.

  • 6. 
    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? 
    • A. 

      More sugars will be produced.

    • B. 

      No sugars will be produced.

    • C. 

      The same number of sugars will be produced but without carbon dioxide.

    • D. 

      Carbon dioxide does not affect the production of high-energy sugars in plants.

  • 7. 
    During Photosystem II, which of the following processes occurs? 
    • A. 

      Electrons get excited

    • B. 

      Water is broken into H+ ions and oxygen

    • C. 

      Chlorophyll absorbs light

    • D. 

      All of the above

  • 8. 
    Which of the following is NOT a step in the light-dependent reactions? 
    • A. 

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

    • B. 

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

    • C. 

      Pigments in photosystem II absorb light.

    • D. 

      High-energy electrons move through the electron transport chain.

  • 9. 
    Products of the light reactions of photosynthesis that provide energy for the Calvin cycle are 
    • A. 

      ATP and NADPH.

    • B. 

      Water and oxygen.

    • C. 

      Oxygen and NADPH.

    • D. 

      Oxygen and ATP.

  • 10. 
    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? 
    • A. 

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

    • B. 

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

    • C. 

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

    • D. 

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

  • 11. 
    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
    • A. 

      Calvin Cycle

    • B. 

      Chemiosmosis

    • C. 

      Light dependent reactions

    • D. 

      None of the above

  • 12. 
    Chemiosmosis in the thylakoid membrane is directly responsible for 
    • A. 

      Producing ATP-synthetase

    • B. 

      Adding protons to NADP+.

    • C. 

      Providing the energy to produce ATP molecules.

    • D. 

      Generating glucose molecules.

  • 13. 
    During Photosystem I, which of the following processes occurs? 
    • A. 

      Electrons are excited

    • B. 

      Chlorophyll absorbs light

    • C. 

      H+ ions are pumped into thylakoid to increase concentration gradient

    • D. 

      All of the above

  • 14. 
    In the overall equation for photosynthesis, 6 molecules of carbon dioxide result in which of the following? 
    • A. 

      1 glucose

    • B. 

      6 water

    • C. 

      6 ATP

    • D. 

      2 oxygen

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