The major function of swims bladder in fish is

       BIOLOGY UTME 2021 QUESTIONS

QUESTIONS 31. The major function of swims bladder in fish is 

A. buoyancy B. swimming 

C. breathing D. defence

SOLUTIONS

31A The fish draws water into the bladder in order to increase its own weight and then sinks in the process to gain depth. Conversely, to lose depth; it pours out water out of the bladder