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An animal having double circulation in a three-chambered heart is:(a) fish (b) snake (c) deer (d) sparrow
(b) snake
Cold-blooded animals like reptiles and amphibians have a three-chambered heart, and Snake is a reptile which has a double circulation in a three-chambered heart.
While fish has a single circulation in a two-chambered heart. Mammals (deer), and birds (sparrow) has a double circulation in either two and a four-chambered heart.
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