Nitrate is converted into nitrogen gas by a process called denitrificaiton with the help of an organism called :
Pseudomonas
Clostridium
Nitrosomonas
Nitrobacter
Bacteria (Pseudomonas and Clostridium) use nitrates in the soil to carry out respiration and consequently produce nitrogen gas. This process is called ___ .
Match Column-I with Column-ll and select the correct option from the codes given below.
Column – I Column – ll
A. Nitrosomonas (i) Ammonia to nitrite
B. Nitrobacter (ii) Nitrite to nitrate
C. Pseudomonas (iii) Nitrate to N2