Question

Explain the Biological and Physical methods of Nitrogen fixation.

Answer 1

hi there,

Biological method : Plants need nitrogen in orderto prepare food. There is a bacterium called Rizobium
lives in soil which converts Nitrogen into usefull Nitrates. So that plants can absorb nitrogen directly from the soil.
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Biological methods :  bacteria like Rizobium , Azotobactor , etc.
Physical methods : Industrial nitrogen fixation

Answer 2

SOME PLANTS HAVE D EFFICIENCY OF NITROGEN THEREFORE THEY EATS THE INSECT WHICH HAVE BEEN FULL NITROGEN......
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