EXAM #: __________
ID: A
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L2 Biology: Cell Division
Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
____
1. Which of the following happens when a cell divides?
a. The cell's volume increases. b. It becomes more difficult for the cell to get enough oxygen and nutrients.
c. The cell has DNA overload. d. Each daughter cell receives its own copy of the parent cell's DNA.
____
2. Which pair is correct?
a. G1 phase, DNA replication b. G2 phase, preparation for mitosis c. S phase, cell division d. M phase, cell
growth
____
3. When during the cell cycle is a cell's DNA replicated?
a. G1 phase b. G2 phase c. S phase d. M phase
____
4. Which event occurs during interphase?
a. The cell grows. b. Centrioles appear. c. Spindle fibers begin to form. d. Centromeres divide.
Figure 10-1
____
5. Cell division is represented in Figure 10-1 by the letter
a. A. b. B. c. C. d. D.
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ID: A
Figure 10-2
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6. The structure labeled A in Figure 10-2 is called the
a. centromere. b. centriole. c. sister chromatid. d. spindle.
____
7. The structures labeled B in Figure 10-2 are called
a. centromeres. b. centrioles. c. sister chromatids. d. spindles.
____
8. The first phase of mitosis is called
a. prophase. b. anaphase. c. metaphase. d. interphase.
____
9. During which phase of mitosis do the chromosomes line up along the middle of the dividing cell?
a. prophase b. telophase c. metaphase d. anaphase
____ 10. Which of the following represents the phases of mitosis in their proper sequence?
a. prophase, metaphase, anaphase, telophase b. interphase, prophase, metaphase, anaphase, telophase
c. interphase, prophase, metaphase, telophase d. prophase, metaphase, anaphase, telophase, cytokinesis
____ 11. What is the role of the spindle during mitosis?
a. It helps separate the chromosomes. b. It breaks down the nuclear membrane. c. It duplicates the DNA.
d. It divides the cell in half.
____ 12. One difference between cell division in plant cells and in animal cells is that plant cells have
a. centrioles. b. centromeres. c. a cell plate. d. chromatin.
____ 13. During normal mitotic cell division, a parent cell having four chromosomes will produce two daughter cells,
each containing
a. two chromosomes. b. four chromosomes. c. eight chromosomes. d. sixteen chromosomes.
____ 14. If an organism’s diploid number is 12, its haploid number is
a. 12. b. 6. c. 24. d. 3.
____ 15. Gametes have
a. homologous chromosomes. b. twice the number of chromosomes found in body cells. c. two sets of
chromosomes. d. one allele for each gene.
____ 16. Gametes are produced by the process of
a. mitosis. b. meiosis. c. crossing-over. d. replication.
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ID: A
Figure 11-3
____ 17. What is shown in Figure 11-3?
a. independent assortment b. anaphase I of meiosis c. crossing-over d. replication
____ 18. Chromosome number is reduced by meiosis because between meiosis I and meiosis II
a. crossing-over occurs. b. metaphase occurs. c. replication occurs twice. d. replication does not occur.
____ 19. Unlike mitosis, meiosis results in the formation of
a. diploid cells. b. haploid cells. c. 2N daughter cells. d. body cells.
____ 20. Unlike mitosis, meiosis results in the formation of
a. two genetically identical cells. b. four genetically different cells. c. four genetically identical cells.
d. two genetically different cells.
For the following questions, refer to the diagram below.
____ 21. The process shown in item A above is known as _____
a. Ovulation b. Oogenesis c. Spermatogenesis d. Mitosis 2 e. Mitosis 1
____ 22. The process shown in item B above is called _____
a. Ovulation b. Oogenesis c. Spermatogenesis d. Mitosis 2 e. Mitosis 1
____ 23. Process B occurs in the female_____
a. Following menopause b. At puberty c. Before birth d. In early childood e. at fertilization
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ID: A
Matching
Match the following mitoses phases with important events which occur during that phase
a. Interphase
d. Anaphase
b. Prophase
e. Telophase
c. Metaphase
____
____
____
____
____
____
24.
25.
26.
27.
28.
29.
Nuclear membranes disappear
Chromosomes condense from chromatin
Centromeres break
New nuclear membranes form
G1, S & G2 phases occur here
Chromosomes align along metaphase plate
Short Answer
For the following questions, refer to the diagram below showing animal meiosis.
30. Stage where number of chromosomes is halved _____
31. Stage immediately after centromeres break _____
32. Stage where sperm or ova would be found _____
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ID: A
For the following questions, Enter the letter representing the correct phase of mitosis.
33. Interphase _____
34. Prophase _____
35. Metaphase _____
36. Anaphase _____
37. Telophase _____
For the following questions, match the appropriate letter from the diagram below of an animal cell
undergoing mitosis with the appropriate structure.
38. Chromosome _____
39. Spindle Fiber _____
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ID: A
40. Centriole _____
41. Astral Fiber _____
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ID: A
L2 Biology: Cell Division
Answer Section
MULTIPLE CHOICE
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
22.
23.
D
B
C
A
D
A
C
A
C
A
A
C
B
B
D
B
C
D
B
B
C
B
C
MATCHING
24.
25.
26.
27.
28.
29.
B
B
D
E
A
C
SHORT ANSWER
30.
31.
32.
33.
C
AD
BC
B
1
ID: A
34.
35.
36.
37.
38.
39.
40.
41.
D
A
E
C
B
C
D
A
2