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Excretory system is absent in (a) Echi...

Excretory system is absent in
(a) Echinodermata
(b) Mollusca
(c) Annelids
(d) Arthropods

A

arthropods

B

molluscs

C

annelids

D

echinoderms

Text Solution

Verified by Experts

The correct Answer is:
D
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