Question

D. Fish and frog can respire in water. Can
they respire through their skin? If yes,
why do they have gills?​

Answer 1

Answer:

Yes they respire oxygen through their skin

Explanation:

Gills are present frog and fish because to exchange oxygen and carbon dioxide

Answer 2

Here fish respire only by their gills as they live in the water only.

Explanation:

But the frog is Amphibian so they can live inland, water and in the soil also. When they live in the water they respire with the gills and when they live in the land they respire with the lungs and when they live in the underground soil then they respire with the help of the skin.