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WBCS Main Examination 2023 — Paper IV: General Studies II · Question 35 of 200

Q35
General ScienceBiology
The following organism helps in denitrification :
  1. a.Fungi
  2. b.Bacteria
  3. c.Algae
  4. d.Protozoa

Answer: (B) Bacteria

Denitrification, the conversion of soil nitrates back to nitrogen gas, is carried out by bacteria such as Pseudomonas and Thiobacillus denitrificans. Fungi, algae and protozoa do not perform this step of the nitrogen cycle.

Q34 Whole paperQ36
The following organism helps in denitrification : — WBCS Main Examination 2023 Q35 | Prostuti360°