Name:     ID: 
 
Email: 

Ch. 28 Test B

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 
 
nar001-1.jpg

Figure 28–1
 

 1. 
Figure 28-1 shows the respiratory system of a grasshopper. The structures labeled X are called
a.
tracheal tubes.
c.
book lungs.
b.
Malpighian tubules.
d.
book gills.
 

 2. 
Which of the following habitats do arthropods occupy?
a.
the sea
c.
the air
b.
the land
d.
all of the above
 

 3. 
What does molting enable arthropods to do?
a.
to breathe
c.
to grow
b.
to reproduce
d.
to eat
 

 4. 
Arthropods are classified based on the number and structure of their
a.
eyes and wings.
c.
muscles and bones.
b.
body segments and appendages.
d.
gills and hearts.
 

 5. 
Insects are classified as
a.
crustaceans.
c.
uniramians.
b.
arachnids.
d.
chelicerates.
 

 6. 
How many pairs of legs are there on most body segments of a centipede?
a.
one
c.
five
b.
two
d.
six
 

 7. 
The compound eyes of insects
a.
are made of many lenses.
b.
are located on the thorax.
c.
produce an image that is more detailed than what humans see.
d.
are not very good at detecting movement.
 

 8. 
The body of an insect is divided into a
a.
head and a thorax.
c.
head, a thorax, and an abdomen.
b.
head and a cephalothorax.
d.
cephalothorax and an abdomen.
 

 9. 
Which of the following is NOT a stage of complete metamorphosis?
a.
nymph
c.
larva
b.
egg
d.
pupa
 

 10. 
In most ant societies, egg laying is performed by
a.
the workers.
c.
hundreds of queens.
b.
one queen.
d.
reproductive males.
 

 11. 
In echinoderms, body parts usually occur in multiples of
a.
two.
c.
three.
b.
seven.
d.
five.
 

 12. 
In an echinoderm, the structure that operates like a living suction cup is the
a.
madreporite.
c.
stomach.
b.
tube foot.
d.
nerve ring.
 

 13. 
Which structure is part of an echinoderm’s water vascular system?
a.
skin gill
c.
madreporite
b.
anus
d.
stomach
 

 14. 
The echinoderms that look like warty, moving pickles are
a.
sea urchins.
c.
sea stars.
b.
sea cucumbers.
d.
feather stars.
 

 15. 
Two echinoderms that are in the same class are
a.
brittle stars and sea stars.
b.
sea stars and sea cucumbers.
c.
sea cucumbers and sea urchins.
d.
sea urchins and sand dollars.
 

Completion
Complete each statement using the following terms:

chitin        three       castes       fangs       segments
 

 16. 
A typical primitive arthropod had many identical ____________________, each with a pair of appendages.
 

 

 17. 
An arthropod’s exoskeleton is made of ____________________.
 

 

 18. 
Chelicerae contain ____________________ that stab and paralyze prey.
 

 

 19. 
Insects have ____________________ pairs of legs.
 

 

 20. 
Within a society, particular tasks or roles are performed by groups of individuals called ____________________.
 

 



 
         Start Over