Q. Match column I with column II and select the correct option from the given codes.
Column I Column II
A. Nitrosomonas, Nitrosococcus (i) Ammonia to nitrite
B. Nitrobacter, Nitrocystis (ii) Nitrite to nitrate
C. Pseudomonas, Thiobacillus (iii) Nitrate to

 1711  220 Mineral Nutrition Report Error

Solution:

Correct answer is (a) (A)-(i), (B)-(ii), (C)-(iii)