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Vanyuwa [196]
3 years ago
14

Different between alimentary canal of an earthworm and cockroach​

Biology
1 answer:
mina [271]3 years ago
6 0

Answer:

(I) Earthworms digestive track is straight and simple. cockroach is curved and more developed. (ii) Earthworm absorb oxygen passively through the moist skin while the cockroach takes gas diffusion place through their spircle .

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