NEET Biology question

Which of the following is a free living nitrogen fixing bacterium present in the soil?

(A)Nitrosomonas
(B)Rhizobium
(C)AzotobacterCorrect
(D)Pseudomonas

Answer: (C)

Solution

*Azotobacter* is a well-known free-living, aerobic, nitrogen-fixing bacterium present in soil, fixing atmospheric nitrogen independently of any plant association. *Nitrosomonas*

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Question ID VK-087739