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Photosynthesis and Respiration

Photosynthesis and Respiration
In the Calvin cycle, carbon dioxide is fixed in a reaction with the

ribulose diphosphate
3-phosphoglyceric acid
ribose tri phosphate
ribulose phosphate

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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
Which of the following structures or processes are logically associated with chloroplasts?

Chlorophyll
Thylakoid membranes
Plant cells
All of these

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Photosynthesis and Respiration
Hydrogen (electron) acceptor in the light reactions is

NADP+
NAD+
ADP
FADH

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Photosynthesis and Respiration
Carbon dioxide is reduced in

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