Body Fluids and Circulation Question 57

57. Which one of the following animals has two separate circulatory pathways?

(a) Lizard

(b) Whale

(c) Shark

(d) Frog

Show Answer

Answer : b

Hints & Solutions

(b) Whale is a mammal. It has four chambered heart having two atria and two ventricles. Oxygenated and deoxygenated blood flow in separate circulatory pathways.



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