1.

The given cycle represents circulation of nitrogen in the environment. Identify X, Y and Z in the cycle and select the correct option.

A. X-Denitrification, Y-Ammonification, Z - Nitrogen fixation
B. X - Nitrate, Y - Denitrification, Z - Ammonification
C. X - Nitrate,   Y - Nitrogen fixation, Z - Ammonification
D. X-Nitrification, Y-Ammonification, Z - Denitrification
Answer» C. X - Nitrate,   Y - Nitrogen fixation, Z - Ammonification


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