Question

Why does gases like oxygen and carbon dioxide don't get overeven when so many living beings consume it every day?

Answer 1

Because the O and C are the gases which we can say are in cycle.
As some other gases like N there bonds are tough to break. And nor is in use.
But the O and C, both are utilised and again generated.

Answer 2

1)we get oxygen through plants .we breathin oxygen and breathout carbondioxide
2)plants take carbon and give out oxygen
3)Due to such cycles oxygen and carbondioxide donot get over.



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