Question

) Inhaled air contains more oxygen than exhaled air. State another difference
between inhaled and exhaled air.

Answer 1

Answer:

Gas exchange takes place by diffusion in the alveoli within the lungs. As a result the composition of inhaled and exhaled air is different.

...

Inhaled and exhaled air.

Gas % in inhaled air % in exhaled air

Oxygen 21 16

Carbon dioxide 0.04 4

Nitrogen 79 79

NB These figures are approximate.

Answer 2

Answer:

Refer the below table

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