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Subject :NSO    Class : Class 6

Which pair shows correct match of organism with its breathing organs?

ADolphin-lungs
BSnake-Moist skin
CEarthworm-Spiracles
DWhale-Gills


Earthworms breathe through spiracles.How can the answer be A

Ans 1:

Class : Class 7
Answer is A Dolphin is a mammal which breaths through the lungs. Whales also have the same system Whereas, earthworm breathes through the skin.

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