WAEC Agricultural Science 2023 Objective — Question 18

Question 18 of 50 from the West African Examinations Council (WAEC) Agricultural Science 2023 Objective paper, with the correct answer and a full explanation.

The bacterium which is responsible for conversion of ammonium compounds to nitrites in the nitrogen cycle is A.

A. Azotobacter.
B. Rhizobium.
C. Nitrosomonas.Correct
D. Nitrobacter.

Explanation

Nitrosomonas converts ammonium compounds to nitrites, Nitrobacter converts nitrites to nitrates.

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