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Agriculture · Q835

Soil Science

Graduate and Post Graduate · Agriculture · question 835

Q835

Urea hydrolysis in the soil produces

A.
Uric acid
B.
Amides
C.
Ammonium carbonate
Answer
D.
None of these

Answer: Option C

Solution

Answer: Option C
Solution:
Urea hydrolysis results in an increase in soil pH around the urea granules, thereby subjecting the NH4+ produced to volatilization in form of NH3 in the presence of the enzyme Urease.
Urea hydrolysis in soil produces ammonium carbonate and finally ammonium and carbonic acid.