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

Which disease is caused by the deficiency of vitamin C?

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Which part of the plant conducts water?

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What is the most common state of matter in the universe?

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What is the approximate age of the Earth?

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

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What is the unit of frequency?

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What is the function of hemoglobin in the blood?

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Which gas is released during photosynthesis?

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What is the chemical symbol for gold?

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What is the chemical symbol for the element iron?

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