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Question

Pigeon has a .......... heart.

A
4 chambered
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B
2 chambered
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C
3 chambered
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D
5 chambered
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Solution

The correct option is A 4 chambered
Pigeon belongs to group Aves, which possess 4 chambered heart (two auricles and two ventricles). All birds comes into Aves group. The birds need 4 chambered heart as it stops mixing of blood and thus maintains body temperature. Hence, the correct answer is option A.

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