A balloon is been blown up by a healthy person with no known respiratory disorder. Select the option that correctly provides information about the proportion of gases of air inside the balloon compared to the proportion of gases of air outside the balloon.

Question

No.	water vapour	oxygen	carbon dioxide
$1$	More	More	Less
$2$	Less	More	Less
$3$	More	Less	More
$4$	less	Less	More

TestHub · Accepted Answer

Outside the balloon the air is atmospheric air, that has the following composition - About 21% oxygen, about 0.04% $C O_{2}$ and less than 1% $H_{2} O$

Exhaled air has the following composition- About 16% $O_{2}$ , About 4% $C O_{2}$ , About 5% $H_{2} O$ .

Inside the balloon exhaled air is present. Therefore, column $3$ is the right answer.

Zoology - Breathing and Exchange of Gases Question with Solution | TestHub

Options:

Doubts & Discussion