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JAMB Biology 1988 Question 15

Question 15

Support and Movement

The major function of the swim-bladder in fishes is

  1. A.breathing
  2. B.buoyancy
  3. C.swimming
  4. D.diving
Show the answer and explanation

Answer: B (buoyancy)

Explanation

The swim-bladder is a gas-filled sac that the fish adjusts so it can float at any depth without effort.