| 1 |
Amount of carbon dioxide in inspired air is: |
- A. 16%
- B. 0.04%
- C. 4%
- D. None of these
|
| 2 |
Amount of oxygen in expired air is: |
- A. 21%
- B. 16%
- C. 0.04%
- D. 4%
|
| 3 |
In plants, gaseous exchange takes place as: |
- A. CO2 is removed and O2 is absorbed
- B. CO2 is absorbed and O2 is removed
- C. CO2 and O2 both are absorbed
- D. CO2 and O2 both are removed
|
| 4 |
In man the correct passage of air is: |
- A. nostrils, nasal, cavit, pharynx, trachea, arynxl, bronchi, bronchioles alveolar,duct, aleoli
- B. nostrils, nasal cavity, Pharynx, larynx , bronchi, trachea , bronchioles , alveolar duct, alveoli
- C. Notrils , nasal, cavity, larynx, pharynx, trachea,bronchioles, alveolar, duct alveoli,
- D. Nasal cavity, nostrils, larynx, pharynx, alveoli , trachea bronchi, bronchioles ,alveolar dict ,
|
| 5 |
Which gas us absorbed through stomata of plant during night? |
- A. Carbon dioxide
- B. Oxygen
- C. Nitrigen
- D. Hydrogen
|
| 6 |
Total chemicals in tobacco smoke are: |
- A. 1000
- B. 2000
- C. 3000
- D. 4000
|
| 7 |
A cough, mild wheezing, fever chills and shortness of breath are symptoms of: |
- A. Emphysema
- B. Pneumonia
- C. Bronchitis
- D. Asthma
|
| 8 |
Power of speaking is only gifted to: |
- A. Human being
- B. Monkey
- C. Parrot
- D. Crow
|
| 9 |
Every year "World Day" is celebrated on: |
- A. 31 May
- B. 30 May
- C. 31 March
- D. 21 March
|
| 10 |
A thick muscular layer beneath lungs is called: |
- A. Kidney
- B. Diaphragm
- C. Bladder
- D. Ureter
|