Topic Details (Notes format)

Ecosystem

Subject: General Science

Book: NCERT Biology Class 12

Interaction of living organisms with the environment.
- **Components of an Ecosystem**:
- Biotic and abiotic.
- **Energy Flow in Ecosystem**:
- Food chains and pyramids.
- **Ecological Succession**:
- Types and importance.

**Possible Exam Questions:**
1. Define the components of an ecosystem.
2. Explain energy transfer in a food chain.
3. What is ecological succession? Give an example.
4. Discuss the different types of ecological pyramids.
5. How do human activities affect ecosystems?

Practice Questions

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Which organelle is known as the "powerhouse of the cell"?

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Which planet is known as the "Red Planet"?

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