Question

What is oxygen?
Why we need it?​

Answer 1

Everyday functions of the body like digesting your food, moving your muscles or even just thinking, need oxygen. When these processes happen, a gas called carbon dioxide is produced as a waste product. The job of your lungs is to provide your body with oxygen and to get rid of the waste gas, carbon dioxide.

Answer 2

Answer:

oxygen is the gas which helps in breathing we need it to alove