The clam worm gets food by
A) using its eversible pharynx.
B) muco-ciliary filter-feeding.
C) ingesting food-laden sand.
D) all of these
Correct Answer:
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Q28: Some typical leech characteristics are as follows:
A)anterior
Q29: In the annelids,each internal compartment is lined
Q30: Leeches
A)have a fixed number of somites.
B)respire through
Q31: Movement in annelids involves
A)longitudinal muscles only.
B)circular muscles
Q32: The cocoon in the earthworm is produced
Q34: Current medical uses of annelids involve
A)flatworms.
B)leeches.
C)polychaetes.
D)freshwater oligochaetes.
Q35: Annelids are thought to be related to
Q36: The larva of polychaetes is
A)lacking.
B)a pilidium.
C)a trochophore.
D)a
Q37: The feathery arms of fanworms that trap
Q38: The typical nervous system of annelids consists
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