(vii) Earthworms use their ___ for the exchange of gases
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Answer:
Explanation:
Flatworms and annelids use their outer surfaces as gas exchange surfaces. Earthworms have a series of thin-walled blood vessels known as capillaries. Gas exchange occurs at capillaries located throughout the body as well as those in the respiratory surface. Amphibians use their skin as a respiratory surface.
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Answer:
moist skin
Explanation:
moist skin
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