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Earn 100

How much oxygen, does the blood supply to tissues in one circulation in normal conditions?
(a)20 ml of O2 per 100 ml of blood.
(b)4 ml of O2 per 100 ml of blood.
(c)5 ml of O2 per 100 ml of blood.
(d)25 ml of O2 per 100 ml of blood.

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Important Questions on Breathing and Respiration
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Match the columns
Column I | Column II | ||
(a) | Larynx | (p) | Lid of glottis |
(b) | Trachea | (q) | Air sac |
(c) | Alveoli | (r) | Voice Box |
(d) | Epiglottis | (s) | Wind Pipe |
(t) | Common passage |

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