MCQ
Swim bladder is present in:
  • Bony fishes.
  • B
    Cartilaginous fishes.
  • C
    Toad.
  • D
    Duck.

Answer

Correct option: A.
Bony fishes.
It includes both marine and fresh water fishes with bony endoskeleton. They have swim bladder which regulates buoyancy.

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