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Osteichthyes (bony fishes) have an air bladder to regulate buoyancy, whereas Chondrichthyes lack this feature.
Ref: NCERT Class 11 Biology Chapter 4: Animal Kingdom Vertebrata - Cyclostomata and Pisces
Osteichthyes (bony fishes) have an operculum, which covers and protects the gills.
Ref: NCERT Class 11 Biology Chapter 4: Animal Kingdom Vertebrata - Cyclostomata and Pisces
Osteichthyes (bony fishes) have a two-chambered heart, not a three-chambered one.
Ref: NCERT Class 11 Biology Chapter 4: Animal Kingdom Vertebrata - Cyclostomata and Pisces
Bony fishes have an operculum (gill cover) to protect their gills.
Ref: NCERT Class 11 Biology Chapter 4: Animal Kingdom Vertebrata - Cyclostomata and Pisces
Bony fishes have a swim bladder, which helps them regulate buoyancy.
Ref: NCERT Class 11 Biology Chapter 4: Animal Kingdom Vertebrata - Cyclostomata and Pisces
Labeo (Rohu) belongs to class Osteichthyes, which includes bony fishes.
Ref: NCERT Class 11 Biology Chapter 4: Animal Kingdom Vertebrata - Cyclostomata and Pisces
Bony fishes have a swim bladder, which helps maintain buoyancy in water.
Ref: NCERT Class 11 Biology Chapter 4: Animal Kingdom Phylum Aschelminthes and Annelida
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