Which of the following aquatic animal possesses lungs as the respiratory organ?
A
Starfish
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B
Whale
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C
Seahorse
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D
Both A & B
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Solution
The correct option is B Whale Whales are mammals. They share some common characteristics of all mammals, like: 1) They are endothermic 2) They breathe air with lungs. 3) They give birth to live young. 4) They have hair.
Starfish breathe through their feet and seahorse use their gills to breathe.