Which of thfollowing statements is NOT true?
A) Mammals are vertebrates.
B) Invertebrates have no backbone.
C) There are more vertebrates than invertebrates.
D) The phylogenetic tree of animals begins with the sponges.
E) Arthropods have the most species.
Correct Answer:
Verified
Q10: Sponges are _.
A) herbivores
B) filter feeders
C) scavengers
D)
Q20: In an animal, a structurmadup of onor
Q21: Which of thfollowing groups does NOT havtissues?
A)roundworms
B)sponges
C)echinoderms
D)flatworms
E)cnidarians
Q23: In _, thfirst embryonic opening becomes an
Q24: Which onof thfollowing do sponges display?
A)definite symmetry
B)organs
C)anus
D)glasslike
Q26: Which of thfollowing arcnidarian body shapes?
A)spongiforms
B)polyps
C)medusae
D)spongiforms and
Q27: Spongcells obtain nutrients by
A)absorbing food that diffuses
Q28: Which of thfollowing cushions anprotects internal organs
Q30: Sea anemones are
A) polyp forms of cnidarians.
B)
Q30: An animal with bilateral symmetry
A)has a left
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