Rhizobium helps in atmospheric _________ fixation.[0.5 marks]

A) oxygen
B) water
C) nitrogen
D) carbon dioxide

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Solution

Correct answer: C) nitrogen (0.5 marks)

Rhizobium is a bacteria present in the root nodules of the leguminous plants.

It converts atmospheric nitrogen into ammonia for the plants to absorb, thereby replenishing the soil nutrients.

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