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Class 11 Biology Practice Test: Breathing and Exchange of Gases - Disorders in Respiratory System
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Class 11 Biology Practice Test: Breathing and Exchange of Gases - Disorders in Respiratory System
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9 Questions

1. Low oxygen supply to tissues is scientifically known as ________
2. Emphysema is marked by ______
3. Suffocation is caused due to_______
4. What changes may be observed due to increase in carbon dioxide and hydrogen ions body?
5. Swelling and itching in bronchi is a symptom of __________
6. Cigarette smoking causes______________
7. Asthma is caused due to inflammation of ______________
8. Which of the following diseases can be found in workers working in a mill?
9. What causes increase in respiratory rate?