A) Porifera
B) Coelenterata
C) Echinodermata
D) Arthropoda
Correct Answer: C
Solution :
Starfish is a member of phylum Echinodermata, which is characterised by pentagonal star-like body, hollowarms (containing gonads) and presence of tube feet, arranged in 2-4 rows in open amhulacral grooves. Porifera : Leucosolenia, Euspongia, Spongilla. Coelenterata : Hydra, Physalia, Obelia. Arthropoda: Scorpion, Limulus, Palaemon, Daphnia.
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