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Agriculture · Q905

Soil Science

Graduate and Post Graduate · Agriculture · question 905

Q905

Which of the following condition is suitable for denitrification?

A.
Water-logged soil
Answer
B.
Well drained soil
C.
Both A and B
D.
None of these

Answer: Option A

Solution

Answer: Option A
Solution:
Water-logged soil condition is suitable for denitrification.
When oxygen is limited as in waterlogged conditions, some bacteria use nitrate to support respiration. Thus, denitrification occurs in anaerobic conditions with the presence of denitrifying microorganisms, soluble C compounds and oxidized forms of N.