Question

Which is the abiotic component of the ecosystem?

• A. Humus
• B. Bacteria
• C. Plants
• D. Fungi

Answer 1

The correct option is A

Humus

The correct option is A:

Explanation of correct option:

1. The interaction between living and non-living factors is called the ecosystem.
2. The non-living component of the ecosystem is called the Abiotic component.
3. Abiotic components include the physical environment like soil, water, and air, carbon dioxide, nitrogen, oxygen, and climatic factors like light, temperature, pressure, humidity, etc.
4. The fertile soils are rich in organisms that decompose the dead organic matter forming humus.
5. Humus gives minerals, absorbs water, and makes soil porous.

Explanation of incorrect option:

Option B:

Bacteria is a living component. It is found almost everywhere. some bacteria are very important for living beings whereas some others can be deadly to life.

Option C:

The plants are living components. They are called producers and basic and most important component of an ecosystem. All the other components are dependent on plants for food.

Option D:

The fungi are living components. They help maintain the ecological balance of nature.,

Final answer: Hence, the abiotic component of the ecosystem is Humus.