Short Answer
The morphological type adapted to a sedentary or sessile life is the _________,and that adapted for floating or free-swimming existence is the _____________.
Correct Answer:

Verified
Correct Answer:
Verified
Q2: All ctenophores are marine,and most of them
Q3: Most of the hydrozoans are colonial marine
Q4: The neuromuscular system first evolved in the
Q5: The medusa of Obelia is the<br>A)sexual jellyfish
Q6: Coral reefs are limited to areas<br>A)of shallow
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
Q12: In cnidarians,extracellular digestion occurs in the<br>A)gastrovascular cavity.<br>B)gastrodermal