Topic Details (Notes format)

Human Diseases

Subject: General Science

Book: NCERT Biology Class 12

Study of infectious and non-infectious diseases.
- **Types of Diseases**:
- Bacterial, viral, fungal, genetic.
- **Immunity & Vaccination**:
- Types of immunity.
- **Preventive Healthcare**:
- Role of hygiene, diet.

**Possible Exam Questions:**
1. Explain the difference between bacterial and viral diseases.
2. What are vaccines? How do they work?
3. Define innate and adaptive immunity.
4. Discuss the causes and symptoms of tuberculosis.
5. What are lifestyle diseases? How can they be prevented?

Practice Questions

What is the term for an organism that can make its own food?

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Which process converts glucose into energy in the human body?

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What is the primary component of the Sun?

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What is the smallest unit of life?

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

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Which type of blood vessel carries blood away from the heart?

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Which vitamin is responsible for blood clotting?

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What is the main function of the ozone layer?

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What is the main component of natural gas?

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