Question
Whales and dolphins have ___ to breathe when they come to the surface of water.
Answer: Option B
:
B
Dolphins and whales have lungs like humans that cannot take in oxygen dissolved in water. So they come up to the surface of water to breathe in air through their blowholes. These blowholes are nothing but nostrils at the back of their head.
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:
B
Dolphins and whales have lungs like humans that cannot take in oxygen dissolved in water. So they come up to the surface of water to breathe in air through their blowholes. These blowholes are nothing but nostrils at the back of their head.
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