Question

Conversion of ammonium compound with nitrates by bacteria ( answer in 2 lines)​

Answer 1

$\huge{\underline{\mathtt{\red{A}\pink{N}\green{S}\blue{W}\purple{E}\orange{R}}}}$

: (i) first is ammonia oxidation to nitrite, carried out by groups of microorganisms known as ammonia-oxidizers;

(ii) second is oxidation of nitrite (NO2–-N) to NO3–-N, carried out by groups of nitrite-oxidizing bacteria