Download Multiple Choice

Name______________________________
Class __________________
Unit 3 Cells
Date ______________
Unit Test B
Multiple Choice
Write the letter that best answers the question or completes the statement on
the line provided.
____ 1. Which of the following contains a nucleus?
a. mitochondria
b. eukaryotes
c. prokaryotes
d. DNA
____ 2. The portion of the cell outside the nucleus is called the
a. cell wall.
b. cytoplasm.
c. cell tissue.
d. lipid bilayer.
____ 3. Which of the following is a function of the cell membrane?
a. modifies, sorts, and packages proteins
b. converts sunlight into chemical energy
c. provides a place where the assembly of ribosomes begins
d. regulates what enters and leaves the cell
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____ 4. Cell specialization is a process in which
a. cells throughout an organism develop in different ways to
perform different tasks.
b. materials move through a cell membrane during exocytosis.
c. biologists identify different levels of organization.
d. water moves through a selectively permeable membrane.
____ 5. One of the principal compounds that cells use to store and
release energy is
a. CO2.
b. O2.
c. ATP.
d. NADPH.
____ 6. What is the principal pigment of plants?
a. carbon dioxide
b. thylakoid
c. chlorophyll
d. adenosine triphosphate
____ 7. The Calvin cycle uses ATP and NADPH to produce
a. high-energy sugars.
b. the energy carriers ADP and NADP+.
c. alcohol and lactic acid.
d. the energy of sunlight.
Unit 3 Test B 133
Name______________________________
Class __________________
Date ______________
____ 8. The first set of reactions in cellular respiration is
a. the Krebs cycle.
b. electron transport.
c. the Calvin cycle.
d. glycolysis.
____ 9. What process releases energy from food molecules by
producing ATP in the absence of oxygen?
a. cellular respiration
b. photosynthesis
c. glycolysis
d. fermentation
____10. The electron transport chain uses high-energy electrons from
the Krebs cycle to
a. break glucose in half.
b. convert ADP into ATP.
c. produce high-energy sugars.
d. produce oxygen gas.
____11. Cellular respiration is to mitochondria as photosynthesis is to
a. osmosis.
b. microtubules.
c. chloroplasts.
d. ribosomes.
____12. As a cell grows larger, it has more trouble
a. replicating its chromosomes.
b. moving enough nutrients across the cell membrane.
c. moving through the cell cycle.
d. completing cell division.
____14. What is cytokinesis?
a. the division of a cell’s cytoplasm
b. a pigment in the chloroplast
c. the final phase of interphase
d. the spreading of cancer cells throughout the body
134
Unit 3 Test B
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____13. The process by which a cell divides into two daughter cells is
called
a. cellular respiration.
b. cell cyclin.
c. cell division.
d. ratio of surface area to volume.
Name______________________________
Class __________________
Date ______________
____15. The proteins that regulate the timing of the cell cycle in
eukaryotic cells are called
a. cyclins.
b. chromatids
c. tumors.
d. centrioles.
Completion
Complete each statement on the line provided.
16. The thin, flexible barrier around a cell is called the
___________________.
17. A group of similar cells that perform a particular function is called
a(an) ___________________.
18. Plants take in the sun’s energy by absorbing ___________________.
19. Cellular respiration is called an aerobic process because it requires
___________________.
20. Each chromosome consists of two sister ___________________.
Short Answer
In complete sentences, write the answers to the questions on the lines
provided.
21. What does the cell theory state?
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22. What is the difference between an autotroph and a heterotroph?
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23. In words, write the overall equation for photosynthesis.
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24. In words, write the overall equation for cellular respiration.
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25. What are the phases of mitosis, in the order in which they occur?
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Unit 3 Test B 135
Name______________________________
Class __________________
Date ______________
Using Science Skills
Use the drawings below to answer the following questions on the lines
provided.
C
B
J
L
P
N
M
D
A
E
F
I
H
K
Q
G
O
Figure 7-1
Diagram I
Diagram II
26. Comparing and Contrasting Look at Figure 1. Which structure
letter in drawing II corresponds to structure A in drawing I? What
is the name of this structure?
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27. Comparing and Contrasting Look at Figure 1. Which structure
letter in drawing I corresponds to structure M in drawing II? What
is the name of this structure?
_________________________________________________________________________________
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28. Interpreting Graphics Look at drawing II of Figure 1. What is the
structure labeled J, and what is its function?
_________________________________________________________________________________
29. Comparing and Contrasting In drawing II, what is the structure
labeled O? Why is there no corresponding structure in drawing I?
_________________________________________________________________________________
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30. Interpreting Graphics Do the drawings in Figure 1 represent
eukaryotes or prokaryotes? How can you tell?
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136
Unit 3 Test B
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