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Which of the following is free-living ae...

Which of the following is free-living aerobic non-photosynthetic nitrogen fixing bacterium

A

Nostoc

B

Rhodospirillum

C

Rhizobium

D

Azotobacter

Text Solution

Verified by Experts

The correct Answer is:
D
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NTA MOCK TESTS-NTA NEET SET 72-BIOLOGY
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