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Pre Test Quiz
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1
Animals undergo development in defined stages that produce
A)specific germ layers.
B)one nonspecific germ layer.
C)nonspecific tissues and organs.
D)specialized tissues and organs.
2
During development, protostomes and deuterostomes display distinct patterns. Spiral cleavage and development of a mouth at/near the blastopore is characteristic of _________.
A)protostomes
B)deuterostomes
C)both groups
D)neither of these groups
3
The __________ include the echinoderms and the chordates, all of which have a mesoderm-lined body cavity called __________. The __________ are divided into the ecdysozoans, which include roundworms and the arthropods, and the trochozoans; some of these organisms have the body cavity described above.
A)protostomes; mesolom; deuterostomes
B)deuterostomes; a coelom; protostomes
C)protostomes; a coelom; deuterostomes
D)deuterostomes; a throchomesophore; protostomes
4
Among invertebrate animals, which group(s) has/have terrestrial representatives, or members that live on land?
A)only the molluscs
B)All of these examples of invertebrates have terrestrial representatives.
C)only the annelids
D)only the arthropods
5
Which of the following are features used to classify animals?
A)symmetry and segmentation
B)cell, tissue, or organ level of organization
C)All of these features are used to classify animals.
D)body plan and type of coelom





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