why do fish have gills
Answers
Answered by
3
Answer:
Like us, fish also need to take in oxygen and expel carbon dioxide in order to survive. But instead of lungs, they use gills. ... As the fish opens its mouth, water runs over the gills, and blood in the capillaries picks up oxygen that's dissolved in the water.17-Jan-2020
Explanation:
hope it was helpful
Mark me as brainlist
Answered by
0
Answer:
In water the oxygen available is in dissolved form and to get the oxygen the fishes have gills which help them inhale oxygen from its dissolved form .
Similar questions