Select the best choice for statements 131–134 in reference to the
five classes listed below.
a. Chondrichthyes
b. Osteichthyes
c. Amphibians
d. Reptilians
E 131. Members of this class are fully terrestrial except for
reproduction.
M 132. Members of this class have cartilaginous skeletons
but also possess jaws.
M 133. Some species of this class live in water but are not
dependent upon an aquatic environment.
D 134. Members of one unusual group may have been
ancestors of amphibians.
Answers: 131. c, 132. a, 133. d, 134. b
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