AP Photosynthesis Quiz
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27 QuestionsShow answers
  • Question 1
    30 seconds
    Q. What is one function of the other pigments  besides chlorophyll, in the chloroplast?
    answer choices
    to block damaging wavelengths of light
    to absorb different wavelengths than the chloroplasts
    to provide different colors to the leaves
    to transfer energy to a separate photosystem beside the one using chlorophyll a and b.
  • Question 2
    30 seconds
    Q. What is the primary function of the light reactions of photosynthesis?
    answer choices
    To produce glucose
    To produce NADPH and ATP
    To use ATP
    To produce RuBP
  • Question 3
    30 seconds
    Q. What supplies the electrons that are lost in PS I?
    answer choices
    the electrons from PS II
    water
    glucose
    oxygen
  • Question 4
    60 seconds
    Q. What is the function of NADP+?
    answer choices
    It absorbs light
    It is an electron carrier
    It is a light-reflecting pigment
    It acts as long-term energy storage
  • Question 5
    30 seconds
    Q. Which of the following molecules is not needed for the Calvin Cycle?
    answer choices
    CO2
    ATP
    NADPH
    H2O
  • Question 6
    30 seconds
    Q. Green plants reflect ________ light.
    answer choices
    Red
    Green
    All
    Red and Violet
  • Question 7
    30 seconds
    Q.

    The light reactions occur in the ________ and the light independent reactions take place in the ________.

    answer choices

    Chloroplast / thylakoid membrane

    stroma / thylakoid

    mesophyl / stomata

    thylakoid membrane / stroma

  • Question 8
    30 seconds
    Q. Where does the carbon come from that is used to form glucose?
    answer choices
    The soil
    CO2 in the air
    From other carbohydrates
    Calvin Cycle
  • Question 9
    30 seconds
    Q. Where is glucose synthesized
    answer choices
    Photosystem II
    Photosystem I
    Calvin Cycle
    Glycolysis
  • Question 10
    30 seconds
    Q. Where does the Calvin cycle take place?
    answer choices
    stroma of the chloroplast
    thylakoid membrane
    outer membrane of the chloroplast
    interior of the thylakoid membrane
  • Question 11
    30 seconds
    Q. When oxygen is released as a result of photosynthesis, it is a direct by-product of
    answer choices
    reducing NADP+
    splitting water molecules
    chemiosmosis
    electron transfer in photosystem II and I
  • Question 12
    30 seconds
    Q. What is the primary function of the Calvin cycle?
    answer choices
    regenerate ATP for use in the light reactions of photosynthesis
    produce carbon dioxide for use in the light reactions of photosynthesis
    produce oxygen by oxidizing water
    produce simple sugars from carbon dioxide
  • Question 13
    120 seconds
    Q.

    Plants with the largest amount of which pigment will be best suited for growing conditions where light has a green hue.

    answer choices

    Chlorophyll A

    Chlorophyll B

    Carotenoids

    A combination of all 3

  • Question 14
    60 seconds
    Q. How many sugar molecules are produced from every six molecules of carbon dioxide that enter the Calvin cycle?
    answer choices
    1
    3
    6
    12
  • Question 15
    60 seconds
    Q. The H+ concentration gradient is used to 
    answer choices
    make NADPH
    split a water molecule
    generate ATP
    form water
  • Question 16
    30 seconds
    Q. What is the pigment in chloroplasts that performs photosynthesis?
    answer choices
    Chlorosynthesis
    Chlorophyll
    ADP
    Electron Transport
  • Question 17
    30 seconds
    Q. The disks in the chloroplast are called:
    answer choices
    Lamellae
    Grana
    Stroma
    Thylakoids
  • Question 18
    30 seconds
    Q. The stacks of disks in the chloroplast are called:
    answer choices
    Lamellae
    Grana
    Stroma
    Thylakoid
  • Question 19
    30 seconds
    Q. The interior space of the chloroplast is called:
    answer choices
    Lamellae
    Grana
    Stroma
    Thylakoids
  • Question 20
    30 seconds
    Q. The basket in the Z-Scheme diagram is an anaolgy for:
    answer choices
    NADP+
    ETC
    Photosystem I
    Photosystem II
  • Question 21
    30 seconds
    Q. The electrons for the Light Reactions come from
    answer choices
    NADP+
    Water
    NADPH
    Glucose
  • Question 22
    30 seconds
    Q. The Z-Scheme reactions take place in the:
    answer choices
    Stroma
    Thylakoid Membrane
    Mitochondrion
    Chitinous Folds
  • Question 23
    30 seconds
    Q. Chlorophyll gives leaves a green colour because it:
    answer choices
    Absorbs green light
    Reflects green light
  • Question 24
    30 seconds
    Q. What does NADPH do? 
    answer choices
    carries electrons to the Calvin cycle
    carries electrons to the ETC
  • Question 25
    30 seconds
    Q. What happens to NADPH and ATP after they are used in the Calvin Cycle?
    answer choices
    they recycle back to the light reactions
    they are used to make G3P
  • Question 26
    30 seconds
    Q. TRUE or FALSE.  The Calvin Cycle can happen during the day.
    answer choices
    True
    false
  • Question 27
    30 seconds
    Q. True or False.   The Calvin Cycle can happen at night.
    answer choices
    true
    false
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