Multiple Choice
Annelids are thought to be related to molluscs because
A) they have a similar nervous system.
B) a shared metameric body plan though the mechanism of segmentation may be different.
C) they both have a similar trochophore larva.
D) all of these
Correct Answer:
Verified
Correct Answer:
Verified
Q1: Most annelids possess tiny bristles called _.
Q3: Some echiurans are deposit feeders and some
Q4: Most freshwater leeches are predators,but some are
Q5: Leeches<br>A)are found mainly in fresh water.<br>B)may be
Q6: The typical nervous system of annelids consists
Q7: Sipunculids<br>A)are marine dwellers.<br>B)live in burrows.<br>C)have a trochophore
Q8: The Errantia is the largest class of
Q9: The most basal group of the Annelida
Q10: Leeches typically lack both setae and septa.
Q11: The following characteristics are typical of annelids:<br>A)segmentation,open