Question

Biotic components of ecosystem are:

• A. soil
• B. light
• C. plants and animals
• D. all of these

Answer 1

The correct option is C

plants and animals

The correct option is C.

Explanation of the correct option:

1. The ecosystem is the interaction between the biotic and abiotic components and their environment.
2. The abiotic components are the non-living components of the ecosystem. For example, air, water, and temperature.
3. The biotic components are the living components of the ecosystem. For example, human beings, animals and plants.
4. Plants and animals respire and consume food. Hence, they are the living components.

Explanation of the incorrect options:

Option A:

1. The non-living components of an ecosystem are soil, temperature, air, and water.

Option B:

1. Light is the non-living or abiotic component of the ecosystem.
2. Light is crucial for plants to carry out photosynthesis.

Option D:

1. Soil and light are the non-living or abiotic components of the ecosystem.

Plants and animals are the biotic components of the ecosystem.