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Bio10A:  Functions of systems in organisms

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

 1. 

Tightly connected cells that are arranged in flat sheets are characteristic of
a.
epithelial tissue.
c.
muscle tissue.
b.
connective tissue.
d.
nerve tissue.
 

 2. 

Connective tissue includes
a.
tendons.
c.
fat.
b.
blood.
d.
All of the above
 

 3. 

The type of bone that provides the greatest strength for support is
a.
spongy bone.
c.
compact bone.
b.
chitinous bone.
d.
marrow bone.
 

 4. 

compact bone : periosteum ::
a.
periosteum : compact bone
c.
spongy bone : marrow
b.
compact bone : spongy bone
d.
marrow : spongy bone
 

 5. 

Bone cells that become embedded within the concentric layers of bone tissue are
a.
osteocytes.
c.
red marrow cells.
b.
periosteal cells.
d.
yellow marrow cells.
 
 
bio10a-03_files/i0070000.jpg
 

 6. 

Refer to the illustration above. Which figure shows a joint that allows bones to “glide” over each other?
a.
A
c.
C
b.
B
d.
D
 

 7. 

Actin and myosin
a.
are found in the sarcomeres.
c.
interact during muscle contraction.
b.
are proteins.
d.
All of the above
 

 8. 

The thin outer layer of the skin is
a.
the dermis.
c.
the fatty layer.
b.
the epidermis.
d.
connective skin.
 

 9. 

The lower portion of the skin is
a.
the dermis.
c.
the functional layer of skin.
b.
sensitive to heat and cold.
d.
All of the above
 

 10. 

Keratin
a.
is a strong, fibrous protein.
c.
is a skin pigment.
b.
fills dead cells in the dermis.
d.
All of the above
 



 
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