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Q.
The two organisms which breathe only through their moist skin are
J & K CETJ & K CET 2012Breathing and Exchange of Gases
Solution:
The body of annelids is covered by thin moist cuticle. Gaseous exchange occurs through general body surface in most forms. In frogs the breathing is cutaneous, pulmonary and buccopharyngeal. In fishes the breathing is through gills.