Biology · Animal Kingdom
Select the CORRECT statements regarding Osteichthyes (bony fishes): (a) Air bladder is present which regulates buoyancy. (b) They have four pairs of gills which are covered by an operculum on each side. (c) Placoid scales are present on their skin.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Only (a)
- 2(a) and (c)
- 3(b) and (c)
- 4(a) and (b)✓
Correct answer
(a) and (b)
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