Question

The term ecosystem was given by

• A. Charles Darwin
• B. Haldane
• C. Millar
• D. Tansley

Answer 1

The correct option is D

Tansley

The correct option is (D)

Explanation of the correct option:

1. Sir Arthur G. Tansley coined "ecosystem" in 1935
2. The ecosystem is a structural and functional unit of the ecosystem.
3. The ecosystem has biotic and abiotic components.

Explanation of the incorrect options:

1. OPTION A - Charles Darwin is known for his Theory of Natural Selection.
2. OPTION B - Haldane introduced the “primordial soup theory”.
3. OPTION C - Millar is best known for his contribution to plant circadian biology.

Final answer: The term ecosystem was given by Tansley.