Question

How will the absence of animal in earth effect the amount of oxygen and carbon dioxide in the air​

Answer 1

Answer:

Absence of animals wouldn't have a big effect on either oxygen or carbon dioxide. If the carcasses weren't buried away from oxygen, their carbon would be oxidized into carbon dioxide.

Explanation:

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Answer 2

Answer:

animals takes oxygen for respiration process and leave carbon dioxide in return.thus it maintains the amount of oxygen and carbon dioxide