How do sponges acquire their nourishment?
A) They catch it with tentacles.
B) They filter it from the seawater.
C) They acquire it through photosynthesis.
D) They synthesize it from chemicals in the water.
Correct Answer:
Verified
Q7: What happened during the Cambrian explosion?
A)Many large
Q10: Flatworms are most closely related to the
Q13: The radial symmetry of adult echinoderms could
Q14: Which phylum of worms includes the leeches?
A)Flatworms
B)Annelids
C)Roundworms
D)None
Q16: Gastropods include the _.
A)clams and oysters
B)snails and
Q19: Some organisms are described as having a
Q20: What defines radial symmetry?
A) Any plane of
Q21: Which arthropod subgroup includes those with an
Q22: Which arthropod subgroup includes those with six
Q23: There are several limbless amphibians and reptiles.Did
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