Five classes of vertebrates have been formed on the basis of different features. Distinguish them with respect to their habitat,body covering,heart,locomotary organs and mode of respiration

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Solution

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Classes
Characterstics Fishes Amphibians Reptiles Aves Mammals

Habitat Aquatic Semi-terrestrial Semi-aquatic Air Terrestrial and aquatic

Body covering Endoskeletons that consist of cartilage. does not have protective covering Scales Feathers Hair

Heart Two chambered Three chambered Three chambered heart (except crocodile, alligators-4 chamberd) Four-chambered Four-chambered

Locomotary organs Two pairs of fins Two pairs of limbs
Fin-like structure for swimming.

Two legs(Bipedal)
to walk.
Wings to fly Generally legs

Respiration mode Gills Gills, skin and lungs Lungs Lungs, Air sacs Lungs

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Classes Characterstics	Fishes	Amphibians	Reptiles	Aves	Mammals
Habitat	Aquatic	Semi-terrestrial	Semi-aquatic	Air	Terrestrial and aquatic
Body covering	Endoskeletons that consist of cartilage.	does not have protective covering	Scales	Feathers	Hair
Heart	Two chambered	Three chambered	Three chambered heart (except crocodile, alligators-4 chamberd)	Four-chambered	Four-chambered
Locomotary organs	Two pairs of fins	Two pairs of limbs	Fin-like structure for swimming.	Two legs(Bipedal) to walk. Wings to fly	Generally legs
Respiration mode	Gills	Gills, skin and lungs	Lungs	Lungs, Air sacs	Lungs