Module 3 Bio1050 Exam Review Questions and Answers| New Update with
100% Correct Answers
The irradiation or light measurement known as PAR (400-700 nm)
A. refers to the Photon Aspect Rate.
B. defines exactly the same range of wavelengths as visible light for mammals.
C. Defines the Photon Assimilation Rate of red and blue light
D. spans the major wavelengths of light that are used to drive photosynthesis D. spans the
major wavelengths of light that are used to drive photosynthesis
Which of the following statements is most correct?
A. Photosystem II involves the Mg binding complex that splits H20 producing O2
B. Photosystem I transfers high energy electrons directly to RUBISCO.
C. Photosystem II includes the Chlorophyll 700 binding site.
D. None of the above D. None of the above
In the Z-scheme, the high energy electrons are passed from Photosystem II through
thecytochrome complex in the sequence:
A. Ferredoxin to plastoquinol to plastocyanin.
B. Plastocynanin to plastoquinol to ferredoxin.
C. Plastoquinone to plastoquinol to plastocyanin.
D. Plastoquinone to ferrodoxin to plastocyanin. C. Plastoquinone to plastoquinol to
plastocyanin.
4. Fluorescence
A. is the heat energy emitted when carotenoids dissipate energy not used in the production of
NADPH by transfer to chlorophyll.
B. refers to the resonance transfer of energy between chlorophyll molecules when excited to a
high state.
, C. is a longer wavelength of light emitted when the energy of a high energy electron is
dissipated by chlorophyll.
D. is a shorter wavelength of light emitted when the energy of a high energy electron is
dissipated by carotenoids. C. is a longer wavelength of light emitted when the energy of a
high energy electron is dissipated by chlorophyll.
5. Photosystem I
A. has light harvesting complexes composed of tetramers.
B. is found in the stacked regions of the thylakoid.
C. has a D1 protein that has a very short life.
D. Donates electrons to reduce ferrodoxin C. has a D1 protein that has a very short life.
6. Which of the following statements is most correct?
A. The water splitting complex of Photosystem I is located on the lumen side of thethylakoid.
B. The water splitting complex of Photosystem II is located on the lumen side of thethylakoid.
C. The water splitting complex of Photosystem I is located on the stroma side of thethylakoid.
D. The water splitting complex of Photosystem II is located on the stroma side of thethylakoid.
B. The water splitting complex of Photosystem II is located on the lumen side of
thethylakoid.
7. Which of the following statements is most correct?
A. NAD/NADH are involved in catabolic reactions.
B. In plants the major source of NADH is from ferredoxin formed from the high energy electrons
generated by Photosystem II.
C. Large molecules are built using catabolic reactions.
D. NADP is not found in animal cells. A. NAD/NADH are involved in catabolic reactions.
8. Which statement is most correct?
A. Wheat, corn and pineapple are examples of C3, C4, and CAM crop plants, respectively.
100% Correct Answers
The irradiation or light measurement known as PAR (400-700 nm)
A. refers to the Photon Aspect Rate.
B. defines exactly the same range of wavelengths as visible light for mammals.
C. Defines the Photon Assimilation Rate of red and blue light
D. spans the major wavelengths of light that are used to drive photosynthesis D. spans the
major wavelengths of light that are used to drive photosynthesis
Which of the following statements is most correct?
A. Photosystem II involves the Mg binding complex that splits H20 producing O2
B. Photosystem I transfers high energy electrons directly to RUBISCO.
C. Photosystem II includes the Chlorophyll 700 binding site.
D. None of the above D. None of the above
In the Z-scheme, the high energy electrons are passed from Photosystem II through
thecytochrome complex in the sequence:
A. Ferredoxin to plastoquinol to plastocyanin.
B. Plastocynanin to plastoquinol to ferredoxin.
C. Plastoquinone to plastoquinol to plastocyanin.
D. Plastoquinone to ferrodoxin to plastocyanin. C. Plastoquinone to plastoquinol to
plastocyanin.
4. Fluorescence
A. is the heat energy emitted when carotenoids dissipate energy not used in the production of
NADPH by transfer to chlorophyll.
B. refers to the resonance transfer of energy between chlorophyll molecules when excited to a
high state.
, C. is a longer wavelength of light emitted when the energy of a high energy electron is
dissipated by chlorophyll.
D. is a shorter wavelength of light emitted when the energy of a high energy electron is
dissipated by carotenoids. C. is a longer wavelength of light emitted when the energy of a
high energy electron is dissipated by chlorophyll.
5. Photosystem I
A. has light harvesting complexes composed of tetramers.
B. is found in the stacked regions of the thylakoid.
C. has a D1 protein that has a very short life.
D. Donates electrons to reduce ferrodoxin C. has a D1 protein that has a very short life.
6. Which of the following statements is most correct?
A. The water splitting complex of Photosystem I is located on the lumen side of thethylakoid.
B. The water splitting complex of Photosystem II is located on the lumen side of thethylakoid.
C. The water splitting complex of Photosystem I is located on the stroma side of thethylakoid.
D. The water splitting complex of Photosystem II is located on the stroma side of thethylakoid.
B. The water splitting complex of Photosystem II is located on the lumen side of
thethylakoid.
7. Which of the following statements is most correct?
A. NAD/NADH are involved in catabolic reactions.
B. In plants the major source of NADH is from ferredoxin formed from the high energy electrons
generated by Photosystem II.
C. Large molecules are built using catabolic reactions.
D. NADP is not found in animal cells. A. NAD/NADH are involved in catabolic reactions.
8. Which statement is most correct?
A. Wheat, corn and pineapple are examples of C3, C4, and CAM crop plants, respectively.
