Biology, asked by Shereen4183, 11 months ago

Which one of the following is not a nitrogenfixing organism? [NCERT Exemplar]
(a) Anabaena
(b) Nostoc
(c) Azotobacter
(d) Pseudomonas

Answers

Answered by Anonymous

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Anabaena, Nostoc and Azolobacter help in nitrogen fixation. But Pseudomonas perform Denitrification which is the reduction of nitrates back into Nitrogen gas.

So, the correct option is 'Pseudomonas'

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Answered by Fizamalik

Anabaena, Nostoc and Azolobacter help in nitrogen fixation. But Pseudomonas perform Denitrification which is the reduction of nitrates back into Nitrogen gas.

So, the correct option is 'Pseudomonas'......

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