The larva of polychaetes is
A) lacking.
B) a pilidium.
C) a trochophore.
D) a nauplius.
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Q31: Movement in annelids involves
A)longitudinal muscles only.
B)circular muscles
Q32: The cocoon in the earthworm is produced
Q33: The clam worm gets food by
A)using its
Q34: Current medical uses of annelids involve
A)flatworms.
B)leeches.
C)polychaetes.
D)freshwater oligochaetes.
Q35: Annelids are thought to be related to
Q37: The feathery arms of fanworms that trap
Q38: The typical nervous system of annelids consists
Q40: Sipunculids
A)are marine dwellers.
B)live in burrows.
C)have a trochophore
Q46: In the earthworm,food is drawn into the
Q50: When earthworms mate,the _ secretes mucus to
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