Topic Details (Notes format)

Circulatory System

Subject: General Science

Book: NCERT Biology Class 12

Study of blood circulation in humans.
- **Heart and Blood Vessels**:
- Structure and function.
- **Cardiac Cycle**:
- Systole and diastole.
- **Blood Groups and Transfusion**:
- ABO system and Rh factor.

**Possible Exam Questions:**
1. Explain the structure and working of the human heart.
2. What are the differences between arteries, veins, and capillaries?
3. Describe the cardiac cycle and its phases.
4. How do blood groups affect transfusion compatibility?
5. Discuss disorders like hypertension and atherosclerosis.

Practice Questions

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Which scientist is known for the laws of motion?

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Which organ is responsible for filtering blood in the human body?

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Which component of blood carries oxygen?

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Which gas is released during photosynthesis?

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