Home Biology Ecosystem Statement Based Questions Choose the incorrect statement about nutrien…
Biology Ecosystem Statement Based Questions Single Correct MCQ
Published on: August 11, 2026

Choose the incorrect statement about nutrient cycling.

(I) The movement of nutrient elements through various components (abiotic and biotic) of an ecosystem is called biogeochemical cycle.

(II) Environmental factors like soil, moisture, pH, temperature, etc., regulate the rate of release of nutrients into the atmosphere.

(III) Atmosphere only contains about 10% of total global carbon.

(IV) Fossil fuel also represents a reservoir of carbon.

A
(I) and (II)
B
(II) and (III)
C
(III) and (IV)
D
Only (III)

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Text Solution

Verified by Experts
The correct answer is:
D

Incorrect → The atmosphere contains far more than 10% of global carbon; most carbon is stored in oceans, rocks, and fossil fuels, not mainly in the atmosphere.

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