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Photosynthetic Electron Transport and ATP Synthesis

View the animation below, then complete the quiz to test your knowledge of the concept.






1Which of the following represents a correct sequence during photosynthesis?
A)Photosystem I - ATP production - Photosystem II - NADPH production
B)Photosystem I - NADPH production - Photosystem II - ATP production
C)Photosystem II - ATP production - Photosystem I - NADPH production
D)Photosystem II - NADPH production - Photosystem I - ATP production
E)Photosystem I - Photosystem II - ATP production - NADPH production



2The electrons excited by sunlight are replaced by electrons from _______ in photosystem I, and by electrons from ________ in photosystem II.
A)water ; photosystem I
B)water ; carbon dioxide
C)water ; water
D)photosystem II ; photosystem I
E)photosystem II ; water



3The high-energy electrons of photosystem I are directly passed on to
A)ferrodoxin.
B)plastoquinone.
C)plastocyanin.
D)ATP synthase.
E)NADP reductase.



4Photosynthetic pigments are clustered together to form photosystems in the stroma of the chloroplast.
A)True
B)False



5Plastoquinone is the primary electron acceptor for electrons leaving photosystem II.
A)True
B)False







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