Question

Animals like earthworm lives inside the soil while fishes live under water. how does oxygen become available to the animals and water and soil?​

Answer 1

Answer:

water is made up of hydrogen and oxygen and therefore is know as H2O

Explanation:

So fishes can breath under water

Answer 2

Explanation:

Earthworms have no lungs to breathe instead they respire through skin.

Fishes have gills from which they take water and in turn get oxygen and removes water through mouth.