Sea urchins and sand dollars belong to the echinoderm class
A) Crinoidea.
B) Asteroidea.
C) Ophiuroidea.
D) Holothuroidea.
E) Echinoidea.
Correct Answer:
Verified
Q34: The function of Aristotle's lantern is
A)protection.
B)digestion.
C)chewing.
D)locomotion.
E)regeneration.
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.
Q40: The primary circulatory medium in echinoids is
A)blood.
B)hemal
Q41: The nervous system of enteropneusts is _
Q42: The common name acorn worm is derived
Q43: The circulatory system of enteropneusts sends blood
Q44: The ciliated larva of an acorn worm
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents