A) Arenicola
B) Chaetopterus
C) Pontobdella
D) Hirudomedicmalis
Correct Answer: B
Solution :
Chaetopterus (Paddleworm). It is a tubiculous, marine polychate. It has 3 fan like notnpodia in its middle part of body which beat and maintain water current.You need to login to perform this action.
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