MCQ
Heart in amphibians is
  • A
    Two-chambered with one auricle and one ventricle
  • Three-chambered with two auricles and one ventricle
  • C
    Three-chambered with one auricle and two ventricles
  • D
    Four-chambered with two auricles and two ventricles

Answer

Correct option: B.
Three-chambered with two auricles and one ventricle
b
$a$. Two-chambered heart with one auricles and one ventricle is present in pisces
$b$. Three-chambered heart, having two auricles and one ventricle is present in amphibians and reptiles (except crocodile)
$c$. Four-chambered heart with two auricles and ventricles are present in crocodile aves and mammals.

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