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Photosynthesis and Respiration

Photosynthesis and Respiration
What is the maximum absorption wavelength for photosystem I in green plants?

550 nm
700 nm
600 nm
750 nm

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Photosynthesis and Respiration
In oxygenic photosynthesis, the electron donor is

water
oxygen
NADPH
NADH

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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

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

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

ribose tri phosphate
ribulose diphosphate
ribulose phosphate
3-phosphoglyceric acid

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

Carbohydrate
NADPH
O2
ATP

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

Ribulose bisphosphate carboxylase
Cytochrome reductase
NADP reductase
Glycerol kinase

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MORE MCQ ON Photosynthesis and Respiration

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