Question

identify class /Phylum & exampled
Body is covered by scales,
heart is three or four chambered,
They are respire through lungs​

Answer 1

Body is covered by scales______

phylum - Chordata

Class - Pisces & Tetrapoda ( reptiles and aves )

Eg. - dog fish , cat fish , land tortoise , penguin, etc.

Heart is three or four chambered____

Phylum - Chordata

Class - Aves( four chambered )

- Amphibia ( three chambered )

- Mammals ( four chambered )

Eg. - Penguin , Peacock (aves).

- frog.

- humans.

They are respire through lungs_____

Phylum - Chordata

Class - Mammalia

Eg. - humans , kangaroo , etc.

A amphibia also respire through lungs i.e. frog.