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Assertion (A) : Rhizobium leguminosarum ...

Assertion (A) : Rhizobium leguminosarum is a symbiotic bacterium found in the root nodules of leguminous plants. Reason (R): They have the ability to fix atmospheric nitrogen.

A

Both assertion (A) and reason (R) are true and reason (R) is the correct explanation of assertion (A).

B

Both assertion (A) and reason (R) are true but reason (R) is not the correct explanation of assertion (A).

C

Assertion (A) is true but reason (R) is false.

D

Assertion (A) is false but reason (R) is true.

Text Solution

Verified by Experts

The correct Answer is:
A
Rhizobium leguminosarum is symbiotic bacterium that serves as a biofertilizers. These bacteria fix atmospheric nitrogen into organic forms, which is used by the plant as nutrients.
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