| 1 |
More than ten compounds of tar of tobacco smoke are included in causing. |
- A. Cancer
- B. Asthma
- C. Emphysema
- D. Tuberculosis
|
| 2 |
Respiratory pigment present in muscles is called ______ |
- A. Myoglobin
- B. Globin
- C. Haemoglobin
- D. Haemocyanin
|
| 3 |
The number of pairs of spiracles in abdominal segments of cocroach are |
|
| 4 |
The main tracheal trunk in cockroach communicates with exterior by |
- A. 100 pairs
- B. 10 pairs
- C. 8 pairs
- D. 4 pairs
|
| 5 |
Parabronchi are present in |
- A. Man
- B. Cat
- C. Birds
- D. Frog
|
| 6 |
In the peroxisomes the glycolate is converted into |
- A. Serine
- B. Ethanolamine
- C. Glycine
- D. CO<sub>2</sub>
|
| 7 |
100 ml of arterial blood of human being contains CO2 |
- A. 50 ml
- B. 54 ml
- C. 56 ml
- D. 58 ml
|
| 8 |
The exchange of gases between the organism and its environment is called. |
- A. Respiration
- B. External respiration
- C. Cellular respiration
- D. Anaerobic respiration
|
| 9 |
_____ is more important regulator of breathing process. |
- A. Oxygen
- B. Carbon di oxide
- C. Myoglobin
- D. Hemoglobin
|
| 10 |
Heart burn is a painful sensation in the |
- A. Stomach
- B. Small intestine
- C. Chest cavity
- D. Pharynx
|