Question

Breathing mechanism of fish

Answer 1

Fish breathe with the aid of gills.

Step-by-step explanation:

They take the water rich in oxygen through their mouth and pump it over their gills.

Answer 2

Breathing Mechanism of Fish. Fish have gills which help them breathe oxygen directly from water without any need to surface. The fish takes water through its mouth, pushing it over the gills and back out through the gill slits. The oxygen enters the blood vessels after being filtered by the gills.

Step-by-step explanation:

Fish have Gills