What is the radula's function in mollusks?
A) It helps the mollusk move.
B) It extracts oxygen from surrounding water.
C) It cuts and scrapes up food.
D) It is the location for most of the internal organs.
Correct Answer:
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Q1: The first animals evolved from _.
A)protists
B)plants
C)bacteria
D)archaea
Q2: Which of the following groups are mollusks?
A)Gastropods
B)Bivalves
C)Cephalopods
D)All
Q4: The first animals evolved _.
A)6 thousand years
Q5: Being a heterotroph means _.
A)making your own
Q6: Which of the following best describes sponges?
A)They
Q7: What happened during the Cambrian explosion?
A)Many large
Q8: How many of the animal phyla include
Q9: Sponges are mostly found in _.
A)marine ecosystems
B)fresh
Q10: Which of the following best describes cnidarians?
A)They
Q11: Some restaurants serve seafood platters that contain
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