Course

Animal Biology

Study Pack

Set 19 Amphibians The First Terrestrial Vertebrates

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Question 1

(Multiple Choice)

Free
Which of the following designations applies to 4-legged "crown group" descendants in the sarcopterygian lineage.Recall that "crown group" refers to 4-legged extant animals and their closest common ancestor.

A)Tetrapoda
B)Gnathostome
C)Apoda
D)Agnatha
E)Amniote

Answer

Question 2

(Multiple Choice)

Free
The sternum is reduced or absent in members of the order

A)Caudata.
B)Urodela.
C)Gymnophiona.
D)Anura.
E)Caudofoveata.

Answer

Question 3

(Multiple Choice)

Free
The ancestral tetrapodomorph lineage which led to reptiles,birds,and mammals is called the ____________ lineage.

A)Actinopterygii
B)Amphibia
C)Lissamphibia
D)Reptiliomorpha
E)Agnathan

Answer