Question

Have you ever thought how do aquatic plants and animals survive? From where do they get oxygen? [3 MARKS]

Answer 1

Explanation : 2 Marks
Naming : 1 Mark

The aquatic plants and animals survive because gases from the atmosphere diffuse on the surface of the water and dissolves.
These gases mainly contain carbon dioxide and oxygen. The aquatic plants and animals process these dissolved gases for their survival.
From the above explanation, we can understand that aquatic plants and animals obtain oxygen from the atmosphere.