Question

Which of the following statement defines the ecosystem?

• A. The part of the earth that is inhabited by biotic components.
• B. A community of organisms interacting with each other.
• C. The abiotic component of a habitat.
• D. A community of organisms interacting with the environment they live in.

Answer 1

The correct option is D A community of organisms interacting with the environment they live in.

A community of organisms interacting with the physical environment they live in defines an ecosystem. The physical environment consists of abiotic factors like air, water, temperature etc. The part of the earth that is inhabited by biotic components is called the biosphere.