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Photosynthesis and Respiration

Photosynthesis and Respiration
Which one of the following is a product of both cyclic and noncyclic photophosphorylation?

O2
Carbohydrate
ATP
NADPH

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Photosynthesis and Respiration
Carbon fixation requires the expenditure of ATP molecules which is generated by

ETS (electron transfer system) during the light reactions
replenishment of chlorophyll
formation of glucose during the Calvin cycle
None of these

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

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

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Photosynthesis and Respiration
The end products of noncyclic photophosphorylation are

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

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Photosynthesis and Respiration
In algae, photosynthesis takes place in

mitochondria
choloroplasts
None of these
cell membrane

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Photosynthesis and Respiration
More ATP is manufactured during __________ than at any other time in all of cellular metabolism.

fermentation
oxidative phosphorylation
the light reactions of photosynthesis
glycolysis

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