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Photosynthesis and Respiration

Photosynthesis and Respiration
Where do the protons come from that make up the proton gradient used in the light reactions of photosynthesis?

Glucose
ATP
NADPH
H2O

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Photosynthesis and Respiration
In the initial step of photosynthesis, sunlight energizes the electron pair of

carbon dioxide
adenosine triphosphate (ATP)
water
chlorophyll pigments

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Photosynthesis and Respiration
The end products of noncyclic photophosphorylation are

O2, ATP and NADPH
carbon dioxide, PGAL (phosphoglyceraldehyde), and H2
carbon dioxide, ATP and water
water, ADP and NADP+

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Photosynthesis and Respiration
What process in cellular respiration is essentially the reverse of carbon fixation in photosynthesis?

Citric acid cycle
Alcohol fermentation
Oxidative phosphorylation
Glycolysis

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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
Dark reactions of photosynthesis
Light reactions of photosynthesis
Fermentation

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Photosynthesis and Respiration
Which of the following serves as a reactant in photosynthesis and a product in cellular respiration?

ATP
O2
Sunlight
CO2

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MORE MCQ ON Photosynthesis and Respiration

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