Question

how do plants and animal help each other in the exchange of gases in the atmosphere​

Answer 1

Explanation:

Plants take carbon dioxide from air and gives out oxygen...

animal take oxygen and give out carbon dioxide.

Thus cycle goes on

Answer 2

Answer:

plants give out Oxygen during photosynthesis and animals use that Oxygen for respiration

During respiration animals give out CO2 which is inturn used by plants for photosynthesis