Question : List three features that characteristise bony fishes.

1.	Question : List three features that characteristise bony fishes.
Answer» Solution :1.These fishes have bony ENDOSKELETON. 2. The skin is COVERED by ganoid, cycloid or ctenoid scales 3. Gills are covered by an operculum. 4. They are ammonotelic. 5. They have mesonephric kidneys. 6. External fertilization is seen.

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