10th Biology Chapter 1 Gaseous Exchange
| Sr # | Questions | A | B | C | D |
|---|---|---|---|---|---|
| 1 | How many lobes are present in right lung? | 2 | 3 | 4 | 5 | 2 | Asthma is caused by: | Perfumes | Vitamin B-12 deficiency | Vitamin C deficiency | Vitamin K deficiency | 3 | Amount of Carbon dioxide in inspired air is: | 16% | 0.04% | 4% | None of these | 4 | Most of the gaseous exchange in leaf occurs through: | Stomata | General surface | Cuticle | Lenticels | 5 | Total chemicals in Tobacco smoke are: | 1000 | 2000 | 3000 | 4000 | 6 | Number of pairs of ribs in humans is: | 12 | 24 | 26 | None of these | 7 | Which one is form of allergy? | Asthma | Bronchitis | Pneumonia | Lung cancer | 8 | Cluster of pouches found in respiratory system: | Bronchi | Alveoli | Bronchioles | Trachea | 9 | Lungs are organ which are: | Spongy | Elastic | Spongy and elastic | Tough | 10 | Percentage of carbon dioxide in exhaled air is: | 16% | 4% | 79% | 0.04% | 11 | Which of the following is called voice box? | Trachea | Larynx | Bronchi | Alveoli | 12 | Air passageway starts from: | Nose | Pharynx | Trachea | Bronchi |