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Post-Test
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1
Which of the following mammals is an egg layer?
A)whale
B)platypus
C)armadillo
D)kangaroo
2
Which of the following is an amniotic egg producer?
A)amphibian
B)grasshopper
C)snake
D)fish
3
A tube system found in insects that allows for the exchange of CO2 and O2 between the animal's body and the environment:
A)tracheal system
B)lungs
C)Malphigian tubules
D)allantois
4
Which is NOT true of the arthropods?
A)they have separate sexes
B)they have chitinous exoskeleton
C)they have compound eyes
D)they are homeothermic
5
Which does not belong in this list?
A)tadpole
B)salamander
C)toad
D)turtle
6
Which change contributed to the evolution of animals onto the land?
A)internal fertilization
B)the shelled egg
C)water tight skin
D)All the above.
7
Which are the two major taxonomic categories of fish?
A)bony and cartilaginous
B)star and bony
C)marine and freshwater
D)sharks and rays
8
Which of the following animals has radial symmetry?
A)earthworm
B)turtle
C)snail
D)jellyfish
9
Most animals are
A)vertebrates.
B)homeotherms.
C)asymmetrical.
D)poikilotherms.
10
Sessile organisms
A)are attached to substrate--stay in one place.
B)are generally filter feeders.
C)usually have free-swimming larval stages.
D)All the above.
11
Which does not belong in this list?
A)lobster
B)beetle
C)snail
D)millipede
12
The first animals to live on land found the environment favorable because ______________ on land than in water.
A)it was easier to move
B)temperatures varied less
C)gas exchange (O2 and COwas easier
D)there were many more unfilled niches
13
Tapeworms are
A)flatworms.
B)roundworms.
C)segmented worms.
D)earthworms.
14
A body cavity which separates the gut from the outer body is called a
A)coelom.
B)mesentery.
C)medusa.
D)polyp.
15
Which one of the following is NOT typical of the anatomy of mollusks?
A)an internal skeleton
B)mantle
C)bilateral symmetry
D)gills





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