Chapter 7:
A View of the Cell
Practice Test
1.
One major difference between the transmission electron microscope and the scanning electron microscope is __________.
a.
only the transmission electron microscope can examine live specimens
b.
only the transmission electron microscope uses a beam of electrons
c.
only the transmission electron microscope uses light as an energy source
d.
only the scanning electron microscope can produce three-dimensional images
Hint
2.
After proteins are manufactured on the rough endoplasmic reticulum, what organelle are they transported to for storage and distribution to other parts of the cell?
a.
Golgi apparatus
b.
microtubles
c.
mitochondria
d.
ribosomes
Hint
3.
Which of the following structures functions in the process of digestion of food, worn out organelles and bacteria that have entered the cell?
a.
DNA
b.
lysosomes
c.
mitochondria
d.
vacuoles
Hint
4.
What prevents a cell`s cytoplasm from becoming the same as the fluid surrounding the cell?
a.
turgor pressure
b.
selective permeability of the plasma membrane
c.
the diffusion of substances from high to low concentration
d.
phagocytosis by the cell`s membrane
Hint
5.
Which cell organelle is the site of protein synthesis?
a.
plasma membrane
b.
ribosomes
c.
Golgi apparatus
d.
nucleus
Hint
6.
In a mitochondrion, the internal membrane is called the __________.
a.
thylakoid
b.
cristae
c.
plastid
d.
grana
Hint
7.
Plant cells can usually be distinguished from animal cells by the presence of __________.
a.
chloroplasts
b.
Golgi apparatus
c.
mitochondria
d.
ribosomes
Hint
8.
Which description best fits a prokaryotic cell?
a.
had a two dimensional structure
b.
contains more than one nucleus
c.
does not contain a membrane-bound nucleus
d.
contains membrane-bound organelles
Hint
9.
An active muscle cell will contain a large number of __________.
a.
cilia
b.
chloroplasts
c.
mitochondria
d.
vacuoles
Hint
10.
Which of the following is part of the cell theory?
a.
The cell is the basic unit of life.
b.
All cells came from preexisting cells.
c.
mitochondria
d.
All of the above.
Hint
11.
What cell structure forms the outer boundary of plant cells?
a.
cell wall
b.
plasma membrane
c.
nuclear membrane
d.
endoplasmic reticulum
Hint
12.
Which of the following molecules will diffuse freely across the plasma membrane?
a.
starch
b.
protein hormones
c.
water
d.
DNA
Hint
13.
Which of the following organelles is NOT found in the cytoplasm?
a.
nucleolus
b.
ribosomes
c.
endoplasmic reticulum
d.
mitochondria
Hint
14.
Cells that line the trachea have many small hairlike structures that move fluids along the cells. What are the name of these structures?
a.
cilia
b.
microfilaments
c.
microtubules
d.
flagella
Hint
15.
In typical plant cells, the vacuole _________.
a.
is small and multiple
b.
is small and single
c.
is large and single
d.
is not present
Hint
