Excretory Products And Their Elimination Ques 3
3. Solenocytes are the main excretory structures in
(a) Platyhelminthes
(b) Annelids
(c) Molluscs
(d) Echinodermates
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Answer : a
Hints & Solutions
(a) Solenocytes or flame cells or protonephridia are excretory organs in Platyhelminthes (Flatworms). They excrete ammonia. In Annelids excretory organ are nephridia. In Molluscs sac like kidneys are excretory organ. In a Echinodermata nitrogenous wastes are excreted through gills.
BETA
