Question

Why is the skin of the earthworm moist and slimy?​

Answer 1

Answer:

here is your answer

A moist surface is necessary for oxygen to be absorbed and carbon dioxide to be given off. The worm's skin is protected by a thin cuticle and kept moist by a slimy mucus. This lets it absorb the oxygen it needs and expel carbon dioxide. ... Air contains more oxygen than water does, and remember, earthworms need oxygen

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Answer 2

Explanation:

Because the moist surface of skin necessary for oxygen to be absorbed and carbon dioxide to be given off. the worms skin is protected by thin cuticle and kept moist by a slimming mucus this needs it observe the oxygen it needs an expiry carbon dioxide . air contains more oxygen than water does , an earthworm need oxygen.