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Punjab Board > 10th > Biology (Total Videos: 147)
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Chapter 10: Gaseous Exchange (9 videos)

10.1: Gaseous Exchange in Plants
1. Cellular Respiration, Gasoues Exchange and Breathing
2. Gaseous Exchange in Plants
 
10.2: Gaseous Exchange in Human
1. The Air Passageway
2. The Lungs
3. The Mechanism of Breathing
 
10.3: Respiratory Disoders
1. Bronchitis, Emphysema
2. Pneumonia, Asthma
3. Lung Cancer
4. Bad Effects of Smoking
 

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