Question

Most animals including humans inhale oxygen and give off carbon dioxide .Can we say that oxygen is an exhaustible resource?

Answer 1

No, we cannot say that oxygen is an exhaustible resource because of the following reasons ==>

• animals take oxygen and give out carbon di oxide whereas the plants neutralize it by taking in carbon dioxide and giving out oxygen during respiration.
• oxygen can also be taken out through electralysis of water

Answer 2

no or yes

Explanation:

if trees aren't left in earth then yes

or if a lot of trees are there then no

because,trees are also a kind of living organisms which inhales carbon dioxide for photosynthesis and exhales oxygen for us humans and animals to use