One of the free-living, anaerobic nitrogen-fixeris (a) Beijerinckia (b) Rhodospirillum (c) Rhizobium (d) Azotobacter.

One of the free-living, anaerobic nitrogen-fixeris
(a) Beijerinckia (b) Rhodospirillum
(c) Rhizobium (d) Azotobacter.
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1 Answer

Answer :

b) Rhodospirillum
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Related questions

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