Questions

Read the following statements (A-D) carefully.
A. Causes the 25% loss of CO2 fixed by Calvin-Benson cycle.
B. Operates in chloroplasts, leaf peroxisomes and mitochondria.
C. Absent in photosynthestic bacteria.
D. Does not produce ATP
Which light-dependent phenomenon has been described by the above statements?

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Cyclic ETS

Photolysis of water

Photorespiration

Pentose phosphate pathway

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detailed solution

Correct option is C

During photorespiration 25% of CO2 fixed during the dark reaction is lost. It takes place in chloroplast, mitochondria and peroxisomes. It is not seen in photosynthetic bacteria and it does not produce ATP.

Similar Questions

Read the following statements on photorespiration and state them as true (T) or false (F).
(A) Oxidation of RuBP in the stroma of chloroplast in bright light and high oxygen.
(B) Does not utilise ATP and reducing power.
(C) Results in the release of ${CO}_{2}$ with the utilisation of energy.
(D) The biological function of photorespiration is not yet known.