Multiple Choice
The Errantia
A) belong to the smallest and most evolutionarily derived class of annelids.
B) are mostly freshwater inhabitants.
C) consist of active predators and sedentary particle feeders.
D) are hermaphroditic.
Correct Answer:
Verified
Correct Answer:
Verified
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
Q13: The most diverse class of annelids is
Q14: The Errantia have separate sexes,but the earthworms
Q15: The circulatory system in the earthworm<br>A)is absent.<br>B)is
Q16: Reproduction in the earthworm involves<br>A)asexual budding.<br>B)self-fertilization.<br>C)cross-fertilization between
Q17: Echiurans<br>A)live in fresh water.<br>B)have a proboscis used