Which of the following adaptive features help whales and dolphins to breathe?

Gills

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Nose

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Skin

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Blowholes

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Solution

The correct option is D Blowholes
Whales and dolphins breathe through their blowholes. They swim to the surface of the water to breathe. Gills are absent in these aquatic animals.

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Which of the following adaptive features help whales and dolphins to breathe?

The correct option is D BlowholesWhales and dolphins breathe through their blowholes. They swim to the surface of the water to breathe. Gills are absent in these aquatic animals.

The correct option is D Blowholes
Whales and dolphins breathe through their blowholes. They swim to the surface of the water to breathe. Gills are absent in these aquatic animals.