Topic Details (Notes format)

Immunology and Human Defense Mechanisms

Subject: General Science

Book: NCERT Biology Class 12

Study of immune system and disease resistance.
- **Types of Immunity**:
- Innate and acquired.
- **Antibodies and Vaccination**:
- Role in disease prevention.
- **Autoimmune Disorders**:
- Immune system malfunctions.

**Possible Exam Questions:**
1. Differentiate between innate and acquired immunity.
2. Explain the role of antibodies in immune response.
3. How do vaccines work to prevent diseases?
4. What are autoimmune diseases? Give examples.
5. Discuss the structure and function of the human lymphatic system.

Practice Questions

Which element has the highest electrical conductivity?

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What is the chemical symbol for the element iron?

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What type of energy is stored in a stretched rubber band?

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What is the boiling point of water at standard atmospheric pressure?

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Which gas is known as "laughing gas"?

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

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Which part of the brain is responsible for balance and coordination?

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