Q31 / 180 · NEET 2015 (Phase 2) · Botany

During biological nitrogen fixation, inactivation of nitrogenase by oxygen poisoning is prevented by:

A
Xanthophyll
B
Carotene
C
Cytochrome
Correct answer
D
Leghaemoglobin

Solution

During Biological nitrogen fixation, inactivation of nitrogenase by oxygen poisoning is prevented by pink coloured oxygen scavenger pigment leghaemogolobin.

Hence, the correct answer is option: 'D'.

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