Endoskeleton of fishes is made up of cartilage and bone.

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Question:

Endoskeleton of fishes is made up of cartilage and bone. Classify the following fishes as cartilaginous or bony: : Xorpedo, Sting Ray, Dog fish, Rohu, Angler Fish, Exocoetus.

Solution:

1. Xorpedo-Cartilaginous

2. Sting Ray-Cartilaginous

3. Dog Fish-Cartilaginous

4. Rohu-Bony

5. Angler fish-Bony

6. Exocoetus-Bony.

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