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

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Which disease is caused by a virus?

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What is the main function of the ozone layer?

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Which organ in the human body produces bile?

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Which particle is responsible for the negative charge of an atom?

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Which type of radiation has the shortest wavelength?

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What is the approximate age of the Earth?

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