Question

state three common features of all the respiratory organs like skin, gills and lungs.

Answer 1

Skin,gills and lungs are the respiratory organs which have some features like:- 1.All have thin walls for easy diffusion and exchange of respiratory gases. 2.All have a large surface area to get enough oxygen. 3.All respiratory organs are well supplied with blood.

Answer 2

Skin,gills and lungs are the respiratory organs which have some features like:- 1.All have thin walls for easy diffusion and exchange of respiratory gases.   2.All have a large surface area to get enough oxygen.                                   3.All respiratory organs are well supplied with blood.

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