Endoskeleton of fishes are made up of cartilage and bone

cbse
cbse-class-9-science
diversity-in
living-organisms

#1

Endoskeleton of fishes are made up of cartilage and bone. Classify the following fishes as cartilagenous or bony:
Torpedo, Sting ray, Dog fish, Rohu, Angler fish, Exocoetus
Answer:

  • Torpedo — Cartilagenous,
  • Sting ray — Cartilagenous
  • Dog fish — Cartilagenous
  • Rohu — Bony
  • Angler fish — Cartilagenous
  • Exocoetus — Bony