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Photosynthesis and Respiration

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

O2
CO2
ATP
Sunlight

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

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

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Photosynthesis and Respiration
A cyclic electron transport process is the characteristic of

sulfide oxidation
photosynthesis
methane production
methane oxidation

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Photosynthesis and Respiration
Carbon dioxide is reduced in

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

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

CO2
FADH2
ATP
NADP+

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

NAD+
ADP
NADP+
FADH

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