Humans inhale oxygen and exhale carbon di oxide.
Yes humans inhale oxygen but exhale carbon dioxide.
Humans inhale both and exhale both, however all Co2 is exhaled and only some O2 is exhaled.
Humans need to eat plant food. Plants need carbon dioxide which humans exhale.
We need oxygen because of reasons . Without oxygen we would die . Humans exhale carbon dioxide becasue it is poisionous to the body and we cannot have it in our respitory system for long
No; humans inhale oxygen and exhale carbon dioxide.
We exhale carbon dioxide or called CO2
because they have to let all the bad stuf out