Question

what is nitrogen fixation

Answer 1

The process of conversion of nitrogen into ammonia is called nitrogen fixation.

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Answer 2

HERE IS YOUR ANSWER

THE PROCESS OF FIXING ATMOSPHERIC NITROGEN TO THE ROOTS OF PLANT FOR THEIR PROPER GROTH AND FUNCTIONING BY THE ACTION OF BACTERIA IS CALLED NITROGEN FIXATION.
THE BACTRIA SUCH AS RIZHOBIUM AND CERTAIN GREEN BLUE ALGA FIXES ATMOSPHERIC NITROGEN.

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