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?
What is the primary source of energy for life on Earth?
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