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Nitrogen Fixation in Legumes

Assertion: Ni...

Question

Assertion: Nitrogen-fixing enzyme in legume root nodules functions at low oxygen concentration Reason: Low oxygen concentration is provided by legheamoglobin

A

Both assertion and reason are true and the reason is the correct explanation for the assertion

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B

Both assertion and reason are true but the reason is not the correct explanation for the assertion

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C

Assertion is true but the reason is false

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D

Both assertion and reason are false

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Solution

The correct option is A Both assertion and reason are true and the reason is the correct explanation for the assertion
Nitrogen fixing enzyme (nitrogenase) functions under anaerobic conditions. Legheamoglobin combines with oxygen and protects nitrogenase

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