Q.

Select the correct statement about decomposition.

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a

Decomposition rate is slower if detritus is rich in nitrogen and sugars.

b

Low temperature and anaerobiosis favour decomposition.

c

Decomposition is largely an oxygen-requiring process.

d

Warm and moist environment inhibits decomposition.

answer is D.

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Detailed Solution

Decomposition is largely an oxygen-requiring process. 

In a particular climatic condition, decomposition rate is slower if detritus is rich in lignin and chitin, and quicker, if detritus is rich in nitrogen and water-soluble substances like sugars. 

Warm and moist environment favour decomposition whereas low temperature and anaerobiosis inhibit decomposition.

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