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Photosynthesis and Respiration

Photosynthesis and Respiration
Carbon dioxide is reduced in

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

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Photosynthesis and Respiration
NADP+ is reduced to NADPH during

calvin cylcle
photorespiration
none of these
light dependent reactions

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

ATP
NADPH
H2O
Glucose

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Photosynthesis and Respiration
In noncyclic photophosphorylation, the ultimate acceptor of electrons that have been produced from the splitting of water is

chlorophyll b
NADP+
carbon dioxide
chlorophyll a

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

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

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Photosynthesis and Respiration
The breakdown of glucose occurs by the process known as

fermentation
glycolysis
anaerobic respiration
Krebs cycle

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