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Photosynthesis and Respiration

Photosynthesis and Respiration
Carbon dioxide is reduced in

the Calvin cycle
both light and dark reactions
noncyclic photophosphorylation
the light reactions

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

FADH2
NADP+
CO2
ATP

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Photosynthesis and Respiration
The followings are the products of the light reactions of photosynthesis except

NADPH
ATP
oxygen
glucose

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Photosynthesis and Respiration
The rate of photorespiration in most plants increases at.higher temperatures. Some plants have evolved a somewhat round-about system to deal with this problem. This series of reactions is called

Photosystem II
Calvin cycle
C4 pathway
ETS (electron transfer system in light reactions

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Photosynthesis and Respiration
During the light-dependent reactions of photosynthesis, which of the following does not occur?

Absorption of light energy by photosystems
Splitting of water
Release of oxygen
Carbon dioxide fixation

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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
the existence of a proton gradient across specific membranes
the action of ATP synthase
All of these

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