A) 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.
B) Decomposition rate is slower if detritus is rich in nitrogen and water - soluble substances like sugars, and quicker if detritus is rich in lignin and chitin.
C) Decomposition rate is slower if detritus is rich in cellulose, and quicker if detritus is rich in phosphorus.
D) Decomposition rate is quicker if detritus is rich in lignin, and lower if detritus is rich in sulphur.
Correct Answer: A
Solution :
[a] Decomposition is an oxygen - requiring process. The rate of decomposition is controlled by chemical composition of detritus and climatic factors.
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