Multiple Choice
Which statement about adult sponges is false?
A) Their bodies are aggregations of one cell type.
B) They do not have a mouth.
C) Their bodies are usually asymmetrical.
D) Their apparently simple structure is deceptive.Sponge bodies are aggregates of many cell types.Even though they lack mouths and other features of more complex animals,their apparent simplicity is deceptive.
Correct Answer:

Verified
Correct Answer:
Verified
Q18: Which of the following statements about sponges
Q19: Placozoans<br>A)are flat,plate-like animals with no symmetry.<br>B)are probably
Q20: About 80% of particulate organic carbon in
Q21: The minute,needle-like structures that act as a
Q22: In most sponges,the free-swimming larva produced by
Q24: Reproduction in at least some sponges is<br>A)asexual
Q25: The structural protein found in all sponges
Q26: About 95% of the sponges belong to
Q27: Thin,epithelial-type cells covering the outer surface of
Q28: Explain the unique attributes of hexactinellids as