Subject: General Science
Book: NCERT Biology Class 12
Study of oxygen and carbon dioxide transport in organisms.
- **Structure of Lungs and Alveoli**:
- Gas diffusion.
- **Mechanism of Breathing**:
- Inhalation and exhalation.
- **Respiratory Pigments**:
- Hemoglobin, myoglobin.
**Possible Exam Questions:**
1. Explain the mechanism of breathing in humans.
2. How is oxygen transported in the blood?
3. Discuss the role of hemoglobin in respiration.
4. What is the function of alveoli in the lungs?
5. Describe the effects of smoking on the respiratory system.
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