Pisces obtain oxygen dissolved in water by using gills.

False

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True

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Solution

The correct option is B True

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Similar questions

Q. Assertion: Whales have gills for respiration.
Reason: Whale is an acquatic mammal and uses oxygen dissolved in water.

Q. Question 5
Fish breathe with the help of gills which are richly supplied with blood vessels. The gills help the fish to

(a) take in oxygen from air.
(b) take in oxygen dissolved in water
(c) absorb nutrients present in water
(d) release waste substances in water

Q. Match the following.

$\begin{matrix} Column I & Column II a) Pisces & 1.Gills in larvae, lungs in most adults b) Amphibia & 2.Have mammary glands c) Reptilia & 3.Have wings for flight d) Aves & 4.Breathe through gills e) Mammalia & 5.Have dry scales on the body \end{matrix}$

Q. Which of the following during respiration obtain water dissolved oxygen by diffusion through their body surface?

Q. Which of these can absorb air dissolved in water?

(a) Gills
(b) Spiracles
(c) Lungs
(d) All of these

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