Answer Happy

Posted: **Tue May 17, 2022 6:38 pm**

: Fish Have Efficient Exchange Of Gases Even In Water Media Because They Have Countercurrent Flow Of Blood And Water In Th 1 (42.09 KiB) Viewed 61 times

Fish have efficient exchange of gases even in water media because They have countercurrent flow of blood and water in the gills They increase the surface area of gill by having several flat surfaces Water is continuously flowing over gill for continuous supply of gases All of the above