Botany-(general)

NEET Botany (general) MCQ Question

Type: MCQ-diagram based-Medium-Class 12

Consider a diagram showing the process of decomposition in an ecosystem. What factor primarily controls the rate of decomposition, especially when the detritus is rich in lignin and chitin?

Question diagram
A

Soil moisture

B

Nitrogen content

C

Temperature

D

Presence of water-soluble substances

Correct Answer

Option A

Detailed Explanation

The rate of decomposition is controlled by climatic factors such as soil moisture and temperature. In particular, when detritus is rich in lignin and chitin, decomposition rate is slower, and soil moisture becomes a crucial factor.

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