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Photosynthesis and Respiration

Photosynthesis and Respiration
Which enzyme is involved in carbon-fixation reaction?

Glycerol kinase
Cytochrome reductase
NADP reductase
Ribulose bisphosphate carboxylase

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

photosynthesis
sulfide oxidation
methane production
methane oxidation

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

O2
ATP
Carbohydrate
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
In the initial step of photosynthesis, sunlight energizes the electron pair of

water
carbon dioxide
chlorophyll pigments
adenosine triphosphate (ATP)

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Photosynthesis and Respiration
Electron transport systems play a vital role in

all of these
light-dependent reactions
Calvin cycle
photorespiration

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