Two chambered heart occurs in
(a) crocodiles
(b) fish
(c) aves
(d) amphibians

AcademicBiologyNCERTClass 9

Correct Answer(b) fish

Explanation:

Fishes have a two-chambered heart, one atrium, and one ventricle with unidirectional circulation.

Crocodiles are reptiles and have three-chambered hearts along with the amphibians as they have two atriums and one ventricle.

raja
Updated on 10-Oct-2022 13:31:04

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