In nitrification, ammonia is first oxidised to nitrite by

Nitrification is

Nitrification is

Ammonia ix oxidised to nitrites by the bacteria

Nitrite is oxidised to nitrate with the help of

Nitrite is oxidised to nitrate with the help of

Nitrite is oxidised to nitrate with the help of

Nitrite is further oxidised to nitrate by the activity of

A : Ammonia is oxidised first to nitrate then to nitrite by the action of Nitrosomonas and Nitrobacter respectively. R : Nitrite thus formed is absorbed by leaves.