A)
A B
blood vascular system Poriefera
B)
blood vascular system Arthoploda
C)
Water vascular system Pocrfera
D)
Water vascular system Echinodermata
Correct Answer: D
Solution :
Jacob Klein (1738) introduced the name ?Echinodermata?. Presense of ambulacral system (water vascular system) is the characteristic features of phylum-Echinodermata.You need to login to perform this action.
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