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Ch. 28 Test in Text

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

All arthropods have
a.
gills
b.
jointed appendages
c.
antennae
d.
chelicerae
 

 2. 

An arthropod’s exoskeleton performs all of the following functions except
a.
production of gametes
b.
protection of internal organs
c.
support of the animal’s body
d.
preventing loss of body water
 

 3. 

Most terrestrial arthropods breathe using branched, air-filled structures called
a.
gills
c.
book gills
b.
tracheal tubes
d.
book lungs
 

 4. 

Most arthropods have
a.
no circulatory system
b.
an open circulatory system
c.
a closed circulatory system
d.
skin gills
 

 5. 

Crustaceans are the only arthropods that have
a.
three pairs of legs
b.
two pairs of antennae
c.
chitin in their exoskeleton
d.
chelicerae
 

 6. 

Which of the organisms below belongs in the subphylum Chelicerata?
a.
picture
c.
picture
b.
picture
d.
picture
 

 7. 

Unlike spiders, horseshoe crabs have
a.
antennae
c.
mandibles
b.
a madreporite
d.
ten legs
 

 8. 

All insects have
a.
two pairs of legs
b.
two pairs of antennae
c.
two pairs of wings
d.
three body sections
 

 9. 

Most adult echinoderms show
a.
bilateral symmetry
b.
top and bottom symmetry
c.
radial symmetry
d.
no symmetry
 

 10. 

Oxygen is moved around the body of a sea star in its
a.
stemlike stalk
c.
madreporite
b.
water vascular system
d.
bony plates
 



 
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