AP Biology (Mader), 11th Edition

Chapter 28: Invertebrate Evolution

Pre-Test

1
Which of the following does NOT describe animals?
A)Multicellular
B)Heterotrophic
C)Germ layers
D)Cell walls containing cellulose
2
An animal that has definite right and left halves has _____.
A)asymmetry
B)radial symmetry
C)bilateral symmetry
3
An animal that has an internal body cavity completely lined with mesoderm is called a(n) _____.
A)acoelomate
B)pseudocoelomate
C)true coelomate
4
All animals are believed to have evolved from a _____ ancestor.
A)fungal
B)bacterial
C)protistan
5
Which of the following is NOT true of triploblastic animals?
A)Triploblastic embryos have three embryonic tissue layers.
B)They are organized at the tissue level of organization.
C)Triploblasts are either protostomes or deteutostomes.
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