Assertion: Heart of frog is muscular and thre | vedclass

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(A) The heart of a frog is indeed muscular and three-chambered,consisting of two atria and one ventricle.This structure is an adaptation for its semi-

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Both Assertion & Reason are True & the Reason is a correct explanation of the Assertion.

Vedclass · Answer

(A) The heart of a frog is indeed muscular and three-chambered,consisting of two atria and one ventricle.This structure is an adaptation for its semi-aquatic life.The conus arteriosus is a specialized structure attached to the ventricle that helps in the distribution of blood.It receives mixed blood from the ventricle and directs it to different parts of the body,including the lungs and skin,through various arterial arches.Therefore,the reason correctly explains why the heart structure is significant in the context of blood circulation in frogs.

Column-$I$	Column-$II$
$P$. Forebrain	$I$. Optic lobes
$Q$. Midbrain	$II$. Cerebellum,Medulla oblongata
$R$. Hindbrain	$III$. Cerebral hemispheres,Diencephalon

Assertion: Heart of frog is muscular and three-chambered.
Reason: Heart of frog pumps mixed blood into lungs and body by conus arteriosus.

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Assertion: Heart of frog is muscular and three-chambered.Reason: Heart of frog pumps mixed blood into lungs and body by conus arteriosus.