| 1 |
Most of the gaseous exchange in a leaf occurs through. |
- A. Stomata
- B. General surface
- C. Cuticle
- D. lenticels
|
| 2 |
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 ,
|
| 3 |
The major cause of lungs cancer is: |
- A. nicotine
- B. smoking
- C. viral infection
- D. radiation
|
| 4 |
The process of gaseous exchange involves. |
- A. Getting oxygen from the air and removing carbon dioxide
- B. Transport of oxygen by the blood to different parts of the body.
- C. Break down of C-H bounds to yield energy.
- D. Physical movements that take air ain and our of body
|
| 5 |
In which of the following disease, the patient has usually lost 50% to 70% of his/her lung tissue when symptoms appears? |
- A. Pneumonia
- B. Asthma
- C. Emphy sema
- D. Bronchitis
|
| 6 |
The respiratory disease that is the destruction of the walls of Alveoli is; |
- A. Asthma
- B. Pneumonia
- C. Emphysema
- D. Bronchitis
|
| 7 |
The correct list of respiratory disorders is; |
- A. Asthma, emphysema. pneumonia , bronchitis
- B. Asthma , penumonia , heamophlia , typhoid,
- C. Asthma , blood , cancer , emphysema, cholera
- D. Asthma , cholera, emphysema , malaria
|
| 8 |
Cutting of walls of Alveoli called: |
- A. Pneumonia
- B. Emphysema
- C. Bronchtis
- D. Asthama
|
| 9 |
Smoking may also lead to the cancers in: |
- A. Kidneys and pancreas
- B. Oral cavity and larynx
- C. Breast and bladder
- D. All of them
|
| 10 |
In which of the following gaseous exchange occur through stomata? |
- A. The leaves and young stems
- B. Wood stems and nature roots.
- C. Young roots
- D. The aquatic plants
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