Topic Details (Notes format)

Human Health and Disease

Subject: General Science

Book: NCERT Biology Class 12

Study of diseases and immune responses.
- **Types of Diseases**:
- Infectious, non-infectious.
- **Immunity**:
- Innate and acquired.
- **Vaccination and Prevention**:
- Role of vaccines.

**Possible Exam Questions:**
1. What is the difference between innate and acquired immunity?
2. Explain the process of vaccination.
3. Discuss the causes and prevention of malaria.
4. What is AIDS? How does it affect the immune system?
5. What are the different types of immunity?

Practice Questions

What is the primary component of the Sun?

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What is the pH of pure water at 25°C?

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Which component of blood carries oxygen?

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Which scientist is known for the laws of motion?

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What is the chemical symbol for gold?

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

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What is the chemical symbol for the element iron?

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What is the main component of natural gas?

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What is the unit of electric current?

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Which organelle is responsible for photosynthesis in plants?

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