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

  • Option 1)

    Lizard

  • Option 2)

    Whale

  • Option 3)

    Shark

  • Option 4)


    Frog

 

Answers (1)

 

Heart in mammalia -

4-chambered, two auricles and two ventricles.

-

 

Whale is a mammal which has 4 chambered heart, so has complete separation of oxygenated and deoxygenated blood. Whales have double circulatory pathways: Systemic and pulmonary circulation 


Option 1)

Lizard

Option is incorrect

Option 2)

Whale

Option is correct

Option 3)

Shark

Option is incorrect

Option 4)


Frog

Option is incorrect

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