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Assertion: Nitrogen is one of the most essential elements of human body. Reason: All types of prokaryotic organisms are able to fix nitrogen.A. If both assertion and reason are true and the reason is correct explanation of the assertion.B. If both assertion and reason are true but reason is not correct explanation of the assertionC. If assertion is true but reason is falseD. If both assertion and reason are false

Answer» Correct Answer - C
(C) Biological `N_2` fixation is a very important natural process which is performed by two types of prokaryotes—bacteria and cyanobacteria. They include both free living and symbiotic forms.


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