Question

List three features that characterise bony fishes

Answer 1

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Eye size and position vary depending on the habitat and behavior of the species. ...In most species, the gills are protected by a flexible plate called an operculum. ...The nostrils of most bony fishes have no connection with the mouth or gills. ...Mouth shape and size are good indications of bony fish's feeding habits.



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Answer 2

Hey mate here is ur answer:
The three features that characterise bony fishes are as follows
*Body is streamlined.It is covered by cycloid scales.
* Air bladder is present which helps to maintain buoyancy in water
* They have four pairs of Gill slits covered by an operculum