Biology · Animal Kingdom
Select the correct statement(s) about class Osteichthyes (bony fishes) using the codes given below: (a) Air bladder is present which regulates buoyancy. (b) They have four pairs of gills covered by an operculum on each side. (c) Placoid scales are present on skin.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Only (a)
- 2(a) and (c)
- 3(b) and (c)
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Correct answer
(a) and (b)
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