Question

Compare the following organs in various classes of vertebrate heart and respiratory organs

Answer 1

2 cahmber heart in pises
2 chmber heart in birds
3 amphibians
3 chamber heart in reptiles only crocodile have hai 4 chamber heart

4 chmber in mammals

Answer 2

(I). 2 chamber heart in Pise's
(ii). 2 chamber heart in birds
(iii). 3 amphibians
(iv). 3 chamber heart in reptiles only crocodile have 4 chamber heart
(v). 4 chamber in mammals.

hope it is help full for you please mark this answer as a brainlist