The mollusks with the largest brain and most complex behavior are the ____.
A) chitins
B) cephalopods
C) gastropods
D) bivalves
E) chelicerates
Correct Answer:
Verified
Q6: Which characteristics best describe earthworms?
A)polychaete; fluid filled
Q7: Four of the five answers listed below
Q8: How do marine polychaetes use chitin-hardened body
Q9: Bilateral symmetry is characteristic of _.
A)cnidarians
B)sponges
C)jellyfish
D)flatworms
E)coral polyps
Q10: Molting in arthropods involves primarily a change
Q12: Which animals have a gut with two
Q13: Which group is characterized by radially symmetrical
Q14: The smallest adult chelicerates are _.
A)horseshoe crabs
B)mites
C)scorpions
D)spiders
E)ticks
Q15: The only winged invertebrates are from which
Q16: The presence of earthworms _.
A)increases free nitrogen
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