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Photosynthesis and Respiration

Photosynthesis and Respiration
A cyclic electron transport process is the characteristic of

methane oxidation
photosynthesis
sulfide oxidation
methane production

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Photosynthesis and Respiration
In oxygenic photosynthesis, the electron donor is

oxygen
NADPH
NADH
water

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Photosynthesis and Respiration
Where does the O2 come from that is essential for the proper functioning of oxidative phosphorylation?

Carbon fixation
Light reactions of photosynthesis
Fermentation
Dark reactions of photosynthesis

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Photosynthesis and Respiration
What is the maximum absorption wavelength for photosystem I in green plants?

750 nm
700 nm
600 nm
550 nm

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Photosynthesis and Respiration
The manufacture of ATP in both photosynthesis and respiration is made possible by

energy from the movement of electrons
All of these
the existence of a proton gradient across specific membranes
the action of ATP synthase

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Photosynthesis and Respiration
Which of the following is the reduced form of a temporary electron carrier molecule?

ATP
CO2
FADH2
NADP+

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MORE MCQ ON Photosynthesis and Respiration

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