Topic Details (Notes format)

Evolution

Subject: General Science

Book: NCERT Biology Class 12

Study of the origin and development of life.
- **Darwin’s Theory**:
- Natural selection.
- **Genetic Variations**:
- Mutation, recombination.
- **Evidence for Evolution**:
- Fossil records, homologous structures.

**Possible Exam Questions:**
1. Explain Darwin’s theory of natural selection.
2. What is the role of genetic variations in evolution?
3. Discuss the importance of fossils in evolutionary studies.
4. What is adaptive radiation? Give an example.
5. Differentiate between homologous and analogous structures.

Practice Questions

Which process separates light into its component colors?

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What is the smallest unit of life?

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What is the function of platelets in the human body?

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Which law states that energy cannot be created or destroyed?

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What is the SI unit of power?

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

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Which is the smallest bone in the human body?

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Which organelle is responsible for photosynthesis in plants?

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What is the primary component of the Sun?

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What is the largest organ in the human body?

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