Q. Selects the correct statement(s) -
. The factors affecting decomposition are chemical nature of detritus and the climatic factors
. It detritus is rich in lignin and chitin decomposition is very fast
. Decomposition is very slow if the detritus is rich in nitrogen
. Detritus is the raw material for decomposition

 1278  198 Ecosystem Report Error

Solution:

Correct answer is (b)