Which of the following has a three-chambered heart ?
(a) pigeon
(b) lizard
(c) fish
(d) lion

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Solution

option b
lizard
because lizard is reptiles

Vertebrate hearts can be categorized by the number of chambers they have: Two chambers: one atrium and one ventricle (fish) Three chambers: two atria and one ventricle (amphibian and reptile) Four chambers: two atria and two ventricles (bird and mammal)

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Similar questions

Which one of the following sets of animals share a four chambered heart?

(a) Amphibian, Reptiles, Birds

(b) Crocodiles, Birds, Mammals

(d) Lizards, Mammals, Birds

An animal having double circulation in a three-chambered heart is :
(a) fish
(b) snake
(c) deer
(d) sparrow

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