Question

How do earthworm respire?

Answer 1

Explanation:

Breathing: Worms breathe air in and carbon dioxide out, just like us, but they don't have lungs. ... They breathe through their skin. Air dissolves on the mucus of their skin, so they MUST stay moist to breathe. If worms dry out, they suffocate.

Answer 2

Explanation:

Breathing: Worms breathe air in and carbon dioxide out, just like us, but they don't have lungs. ... They breathe through their skin. Air dissolves on the mucus of their skin, so they MUST stay moist to breathe. If worms dry out, they suffocate.