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Photosynthesis and Respiration

Photosynthesis and Respiration
In the initial step of photosynthesis, sunlight energizes the electron pair of

adenosine triphosphate (ATP)
water
carbon dioxide
chlorophyll pigments

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Photosynthesis and Respiration
The electrons that are released by the splitting of water during photosynthesis ultimately end up in

ATP
rubisco
NADPH
O2

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

ribulose diphosphate
ribose tri phosphate
3-phosphoglyceric acid
ribulose phosphate

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

600 nm
550 nm
700 nm
750 nm

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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

NADP+
chlorophyll b
chlorophyll a
carbon dioxide

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Photosynthesis and Respiration
What process in cellular respiration is essentially the reverse of carbon fixation in photosynthesis?

Glycolysis
Oxidative phosphorylation
Citric acid cycle
Alcohol fermentation

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MORE MCQ ON Photosynthesis and Respiration

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