Question

What is the role of swim bladder in fish? 

Helps in propulsion of the fish

Helps in vertical movement of the fish

Helps in decreasing resistance

Helps in digestion of food

​pls answer

Answer 1

Answer:

The swimbladder is a mechanism which enables the fish to actively maintain its stability in the midst of changing external conditions

Answer 2

Answer:

help in vertical movement of the fish

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