Biology, asked by kamleshkumar1122k, 4 months ago

why do we need to breathe out carbon dioxide ?

Answers

Answered by Aaaryaa

10

Answer:

breathing uses chemical and mechanical process to bring oxygen to every cell of the body and to get rid of carbon dioxide . our body needs oxygen to obtain energy to fuel all our living process .

Explanation:

hope it helps you

Answered by nancy359

1

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Excess carbon dioxide must be removed from the body to stop it reaching toxic levels. As the blood flows through the lungs, excess carbon dioxide passes out of the blood and into the alveoli by diffusion. It is then removed from the lungs when we exhale (breathe out).

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