Question

Do we inhale the same number of times as we exhale? Give reasons.

Answer 1

Answer:

$We\ breathe\ in\ oxygen\ and\ some\ of\ this\ carbon dioxide.$

$When\ we\ exhale,\ we \breathe\ out \less\ oxygen\ but$ $more\ carbon\ dioxide\ than\ we\ inhale.$

Answer 2

Answer:

whenever a person needs extra energy, he/she breathes faster. As a result more oxygen is supplied to our cells. It speeds up the breakdown of food and more energy is released.

Explanation:

hope this will help you