N2 fixation, industrial pollution, nitrogen cycle, absorption of N2" /> N2 fixation, industrial pollution, nitrogen cycle, absorption of N2" /> N2 fixation, industrial pollution, nitrogen cycle, absorption of N2" />
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Biology - General Knowledge Questions
N2 content is kept constant in the biosphere due to
A)
N2 fixation
B)
industrial pollution
C)
nitrogen cycle
D)
absorption of N2

Correct Answer :   nitrogen cycle

Published On : July 3, 2020
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