Flatworms have
A) one sex.
B) both sexes.
C) only the male sex.
D) only the female sex.
E) neither sex.
Correct Answer:
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Q34: Nematocysts are
A) reproductive cells.
B) excretory organs.
C) sets
Q53: Snails arexamples of
A)cephalopods.
B)pseudopods
C)monopods.
D)gastropods.
E)polypods.
Q54: Molting is
A)the anterior attachment of a tapeworm.
B)the
Q55: Bilateral symmetry is characteristic of a
A)cnidarian
B)roundworm
C)echinoderm
D)corals
E)flatworm
Q56: Which body plan is characterizeby simplgas exchangmechanisms,
Q59: Cephalopods arthonly mollusks that possess
A)a mantle.
B)gills.
C)a closed
Q60: Cephalopods
A)are predators.
B)move by jet propulsion.
C)have a radial
Q61: Which group is strictly marinwith no freshwater
Q62: Which of thfollowing adaptations has contributeto thsuccess
Q63: Which of thfollowing organisms causes lymphatic filariasis
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