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CH6F4 CELL DIVISION

Total questions: 29

Worksheet time: 22mins

Name
Class
Date
1.

In which phase of the cell cycle does the replication of DNA occurs?

a)

G1 phase

b)

S phase

c)

G2 phase

d)

M phase

2.

What process involves the division of cell cytoplasm?

a)

Meiosis I

b)

Meiosis II

c)

Cytokinesis

d)

Karyokinesis

3.

What process involves the division of nucleus?

a)

Meiosis I

b)

Meiosis II

c)

Cytokinesis

d)

Karyokinesis

4.

Which of the following animal cells has already undergone meiotic cell division?

a)

Sperm cell

b)

Muscle cell

c)

Nerve cell

d)

Red blood cell

5.

The diagram shows the number of cells produced after a cell undergoes mitosis twice. What will be the number of cells produced if mitosis occurs two more time.

a)

8

b)

16

c)

32

d)

64

6.

What are the products of the meiotic cell division?

a)

2 haploid daughter cells

b)

2 diploid daughter cells

c)

4 haploid daughter cells

d)

4 diploid daughter cells

7.

The diagram shows the pattern of chromosomes during the stage of Prophase I of Meiosis. What is the number of chromosomes by the end of Meiosis II?

a)

3

b)

4

c)

8

d)

16

8.

The plant cells undergo the same stages of mitosis as in animal cells but different in cytokinesis. Which of the following is true about cytokinesis which occurs in plant cells?

a)

The vesicles is form by actin filaments in cytoplasm

b)

The vesicles assemble at equator between the two nuclei to form a cell plate

c)

The cell plate grows until fuse with the plasma membrane to form cleavage furrow

d)

The cleavage furrow helps divides the cell into two daughter cells.

9.

Which of the following factors cause cancer cells to spread into other tissues?

I. Certain chemical compound like tar in tobacco smoke

II. Carcinogenic compounds such as formaldehyde

III. Radiation from X-rays, ultraviolet rays and gamma rays.

IV. Uncontrolled mitosis in the cell cycle

a)

I and II only

b)

III and IV only

c)

I, III and IV only

d)

I, II, III and IV

10.

The diploid number of chromosomes of a dog is 28. During Meiosis I, one of the homologous chromosome pairs does not separate. How many chromosomes are there in one of the gametes?

a)

13

b)

14

c)

27

d)

28

11.
The longest phase of the cell cycle 
a)
prophase
b)
interphase
c)
metaphase
d)
mitosis
12.
Identify the phase of mitosis
a)
prophase
b)
metaphase
c)
anaphase
d)
telophase
13.
the phase of mitosis in which the sister chromatids separate (pull apart) from each other
a)
prophase
b)
metaphase
c)
anaphase
d)
telophase
14.
The point on the chromosome where the two chromatids are held together is the
a)
centromere
b)
centriole
c)
chromosome
d)
chromatid
15.
Put the stages of mitosis in the correct order.
a)
prophase - metaphase - anaphase - telophase
b)
metaphase - anaphase - prophase - telophase
c)
anaphase - prophase - telophase - metaphase
d)
telophase - metaphase - prophase - anaphase
16.
Chromosomes are made up of two identical sister _____________.
a)
chloroplasts
b)
nuclei
c)
chromatids 
d)
gens
17.
How does cytokinesis differ in plant and animal cells?
a)
Cytokinesis only takes place in animal cells.
b)
Cytokinesis only takes place in plant cells.
c)
Plant cells form a cell plate, animal cells form a cleavage furrow.
d)
Animal cells form a cell plate, plant cells form a cleavage furrow.
18.
Which cell structure produces the spindle fibers?
a)
Centromeres
b)
Centrioles
c)
Chromatids
d)
Ribosomes
19.
What is the result of mitosis?
a)
1 cell
b)
2 genetically identical cells
c)
2 genetically different cells
d)
4 genetically identical cells
20.
Identify the phase:
a)
Metaphase I
b)
Metaphase II
c)
Anaphase I
d)
Anaphase II
21.
Identify the phase.
a)
Metaphase I
b)
Metaphase II
c)
Anaphase I
d)
Anaphase II
22.
After meiosis II the daughter cells will contain ____ chromosomes if the original cell contained 78.
a)
78
b)
39
c)
23
d)
46
23.
The pair of chromosomes that contain the same genes (but may be coded differently) and are inherited from a male and female parent are termed ___.
a)
gametes
b)
alleles
c)
zygote
d)
homologs
24.

Is the following cell diploid or haploid?

a)

Diploid

b)

Haploid

25.
When does replication of chromosomes occur in animal cell meiosis?
a)
Before Meiosis I and Meiosis II
b)
Before Meiosis II Only
c)
Before Meiosis I Only
d)
During Prophase I and Prophase II
26.
Identify the phase.
a)
Telophase I
b)
Telophase II
c)
Metaphase I
d)
Metaphase II
27.
In sexual reproduction, chromosome reduction is necessary to ___.
a)
ensure that all offspring have the correct diploid number of chromosomes
b)
ensure that all offspring have the correct haploid number of chromosomes
c)
ensure that all daughter cells are identical
28.

Mitosis makes sure that all daughter cells are _____.

a)

genetically identical, diploid

b)

genetically identical, haploid

c)

genetically diverse, diploid

d)

genetically diverse, haploid

29.

Mitosis makes sure that all daughter cells are _____.

a)

genetically identical, diploid

b)

genetically identical, haploid

c)

genetically diverse, diploid

d)

genetically diverse, haploid

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