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Which one of the following is not a nitr...

Which one of the following is not a nitrogen-fixing organism ?

A

Anabaena

B

Nostoc

C

Azotobacter

D

Pseudomonas

Text Solution

Verified by Experts

The correct Answer is:
D
Anabaena, Nostoc and Azotobacter are the cyanobacteria. All are nitrogen fixing organism
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