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 metal is liquid at room temperature?

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Which gas is most abundant in Earth’s atmosphere?

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What is the chemical formula of water?

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Which part of the human eye is responsible for focusing light on the retina?

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Which part of the cell contains the genetic material?

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Which gas is released during photosynthesis?

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What is the primary function of red blood cells (RBCs) in the human body?

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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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Which gas is commonly used in balloons to make them float?

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