Home Biology Ecosystem NCERT Which among the following options depicts th…
Biology Ecosystem NCERT Single Correct MCQ
Published on: August 12, 2026

Which among the following options depicts the process of decomposition correctly?

A
Inorganic matter + sunlight → complex organic matter
B
Organic matter + CO 2 + H 2 O → complex organic matter
C
CO 2 + H 2 O + sunlight → organic matter
D
Organic matter → CO 2 + water + nutrients

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Text Solution

Verified by Experts
The correct answer is:
D

Decomposition is the breakdown of dead organic matter into simpler inorganic substances by decomposers. It releases carbon dioxide, water, and nutrients back into the environment.

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