Multiple Choice
In cnidarians,extracellular digestion occurs in the
A) gastrovascular cavity.
B) gastrodermal cells.
C) mesoderm.
D) nematocysts.
Correct Answer:
Verified
Correct Answer:
Verified
Q7: The morphological type adapted to a sedentary
Q8: The radiate animals represent the tissue-organ level
Q9: Ctenophores capture prey by use of<br>A)nematocysts.<br>B)collenchyme.<br>C)colloblasts.<br>D)statocysts.
Q10: The _ are often bioluminescent.<br>A)anthozoans<br>B)ctenophores<br>C)hydrozoans<br>D)scyphozoans<br>Fill in the
Q11: Octocorallian corals include soft corals,sea pansies,sea pens,and
Q13: Radial symmetry benefits animals that actively move
Q14: Most of the zooids of Obelia are
Q16: The central nervous system of cnidarians includes
Q17: Digestion in cnidarians is<br>A)intracellular only.<br>B)extracellular only.<br>C)both extracellular
Q28: The long thread-like structures that help to