The function of Aristotle's lantern is
A) protection.
B) digestion.
C) chewing.
D) locomotion.
E) regeneration.
Correct Answer:
Verified
Q29: Sea cucumbers respire using
A)large feathery oral tentacles.
B)oral
Q30: The skeleton of sea urchins consists of
Q31: Which of the following echinoderms may contain
Q32: The madreporite in sea cucumbers is
A)absent.
B)internal.
C)external.
D)on the
Q33: If a brittle star is grasped by
Q35: Of the following structures found in sea
Q36: Some sea cucumbers have special tubules of
Q37: Attached crinoids are called
A)sea daisies.
B)sea lilies.
C)sea urchins.
D)basket
Q38: Sea cucumbers belong to the echinoderm class
A)Holothuroidea.
B)Crinoidea.
C)Asteroidea.
D)Ophiuroidea.
E)Concentricycloidea.
Q39: Sea urchins and sand dollars belong to
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