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Denitrification

Identify the ...

Question

Identify the correct sequence of denitrification

N₂ - NO - NO₂^- - NO₃^-

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N₂ - NO₂^- - NO₃^- - NO₄^-

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N₃^- - NO₂^- - NO - NH₄⁺

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NO₃^--NO₂^- - NO - NO₂

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Solution

The correct option is D
NO₃^--NO₂^- - NO - NO₂

Nitrate present in the soil is anaerobically reduced to nitrogen by a process called denitrification. It is the final step of the cycle where atmospheric nitrogen utilised for the cycle is recycled back to the atmosphere itself.

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