Most leafy plants and trees give off oxygen
Oxygen
during photosynthesis plants take in carbon dioxide and give out oxygen
I think when they receive carbon dioxide
That would be oxygen.
oxygen
It is important because it helps plants give off oxgen for us to breath and if plants did not have oxygen for us we would have never exsist.
Oxygen is important to humans so we can breathe. we then give off carbon dioxide which plants need. Plants give off oxygen and the cycle repeats.
Do you mean how are living things different from non-living? If yes, living things have cells, give off wastes, and some other stuff.
Everything that breathes.
Water
Yes all living things do even me
well, plants, mainly trees, give off oxygen. and without oxygen, we wouldn't be able to survive. and they are also the base of the food chain.