The medusa of Obelia is the
A) sexual jellyfish stage.
B) sexual colonial stage.
C) asexual jellyfish stage.
D) asexual colonial stage.
Correct Answer:
Verified
Q25: Coral reefs are limited to areas
A)of shallow
Q26: Sea anemones and corals lack
A)a sexual stage.
B)an
Q27: The ciliated larva of the cnidarians is
Q28: Reef-building corals have mutualistic algal cells in
Q29: The body wall of a Hydra consists
Q31: The function of the siphonoglyph is
A)to pump
Q32: The _ are often bioluminescent.
A)anthozoans
B)ctenophores
C)hydrozoans
D)scyphozoans
Fill in the
Q33: Ctenophores capture prey by use of
A)nematocysts.
B)collenchyme.
C)colloblasts.
D)statocysts.
Q34: A pharynx and siphonoglyphs are structures found
Q35: Most of the zooids of Obelia are
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