Question

We take deep breaths during exercising or running to:

a) exhale more CO2 b) inhale more O2
c) inhale and exhale more O2 d) inhale and exhale more CO2

Answer 1

B.

Step-by-step explanation:

When we exercise we inhale more O2 because of all the physical activity we are doing,

I hope it helps! Have a great day!

Muffin ^^