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Q. |
In which one of the following animals, is skin a respiratory organ? |
A. | Cockroach |
B. | Frog |
C. | Shark |
D. | Whale |
Answer» B. Frog | |
Explanation: Frog skin is water permeable, this means it can let water in and out. Frogs don't often drink with their mouths, they absorb water through their skin. |
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