Question

How fish is able to float?
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Answer 1

Answer:

For a fish to be buoyant, or float, it must displace an equal or greater amount of water than its own body mass. The trick is the swim bladder, which is basically like an air-inflated balloon that can expand and contract depending on how much gas is inside.Jul

Answer 2

Answer:

it won't float it will swim with help of gills.

if it float then it is dead

Explanation:

hope it helps you.