Biology: The Dynamics of Life, California Edition

Section 2: Diversity of Anthropods

The Diversity of Arthropods

1.
Which of these is a member of the class Insecta?
A)scorpions
B)water fleas
C)pill bugs
D)butterflies
2.
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Which grasshopper organ enables the animal to hear?
A)the legs
B)the spiracles
C)antennae
D)the tympanum
3.
What is the difference between centipedes and millipedes?
A)They have different breathing systems.
B)They eat different foods.
C)They have different ways to rid their bodies of waste.
D)They have different body shapes.
4.
Which of these animals is classified differently than the other three?
A)crabs
B)ticks
C)scorpions
D)spiders
5.
The first pair of appendages on an arachnid are called __________.
A)nymphs
B)chelicerae
C)pupae
D)spinnerets
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