MCQOPTIONS
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| 1. |
Arrange the given steps of respiration in the sequence of event they occur. Choose the correct options given below. (i) Diffusion of gases, \[{{O}_{2}}\] and \[C{{O}_{2}}\] across the alveolar membrane. (ii) Transport of gases by the blood. (iii) Utilisation of \[{{O}_{2}}\] by the cells for catabolic reactions and the resultant releases of\[C{{O}_{2}}\]. (iv) Pulmonary ventilation by which atmospheric air is drawn in and \[C{{O}_{2}}\] rich alveolar air is released out. (v) Diffusion of \[{{O}_{2}}\] and \[C{{O}_{2}}\] between the blood and tissue. |
| A. | (iii), (v), (ii), (i), (iv) |
| B. | (iii), (ii), (v), (i), (iv) |
| C. | (v), (iv), (iii), (ii), (i) |
| D. | (i), (ii), (iii), (iv), (v) |
| Answer» B. (iii), (ii), (v), (i), (iv) | |