NEET 2004 Biology question

Not in NEET syllabus

If by radiation all nitrogenase enzymes are inactivated, then there will be no :-

(1)Fixation of atmospheric nitrogen
(2)Conversion from nitrate to nitrite in legumes
(3)Conversion from ammonium to nitrate in soil
(4)Fixation of nitrogen in legumesCorrect

Answer: (4)

Solution

Nitrogenase (a Mo-Fe protein complex) is the enzyme that reduces atmospheric to ammonia: . It is present in the symbiotic nitrogen-fixing Rhizobium bacteroids of the root nodules of

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Question ID VK-089485