Question

1. How do earthworms breathe?​

Answer 1

Explanation:

Earthworms do not have lungs; instead, they breathe through their skin. Their skin needs to stay moist to allow the passage of dissolved oxygen into their bloodstream. Earthworm skin is coated with mucus, and they need to live in a humid, moist environment.

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Answer 2

Answer:

Through the skin

Earthworms breathe through their skin. The skin is always moist to allow the passage of dissolved oxygen through their bloodstream. The skin is also always coated with mucus.

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