NEET UG BIOLOGY MCQ: BODY FLUIDS AND CIRCULATION

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All vertebrates posseses a …A… . Fishes have a …B… chambered heart with atrium and ventricles. Amphibians and reptiles have a …C… chambered heart. Bird and mammals have …D… chambered of heart
Choose the correct option

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Correct option: B

A-muscular chambered heart, B-2, C-3, D-4

Option B (A-muscular chambered heart, B-2, C-3, D-4) is correct because all vertebrates have a muscular chambered heart, fishes have a 2-chambered heart, amphibians and reptiles have a 3-chambered heart, and birds and mammals have a 4-chambered heart.

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