WorksheetsMeiosis and Mitosis
Total questions: 73
Worksheet time: 18hrs 15mins
Name
Class
Date
1.
What is it called when a sperm and egg meet?
a)
meiosis
b)
fertilization
c)
cell division
d)
mitosis
2.
Which process and type of resulting cells are represented?
a)
mitosis, gametes
b)
mitosis, body cells
c)
meiosis, gametes
d)
meiosis, body cells
3.
The chromosomes that pair up during meiosis, are called __________ chromosomes.
a)
homozygous
b)
asexual
c)
homologous
d)
genes
4.
A male shark has 40 chromosomes in each of its sex cells. How many would be present in its body cells?
a)
20
b)
40
c)
80
d)
160
5.
Compared to the number of chromosomes contained in a body cell, how many chromosomes would normally be contained in a gamete?
a)
The same number
b)
One-fourth as many
c)
Twice as many
d)
Half as many
6.
What causes genetic variation in meiosis?
a)
chromosomes lining up
b)
crossing over of chromosomes
c)
separation of chromosomes
d)
chromosomes pulling apart
7.
What is one of the advantages, why is it better to reproduce sexually versus asexually?
a)
survival of the fittest
b)
overproduction
c)
genetic variation
d)
cloning
8.
Chromosomes exchange genetic material during
a)
crossing over
b)
replication
c)
synthesis
d)
translation
9.
A human zygote should have _____ chromosomes inside.
a)
46
b)
23
c)
92
d)
64
10.
Females have ____ and males have _____ chromosomes.
a)
XX, XY
b)
XY, XX
c)
XX, XX
d)
XY, XY
11.
Diploid Cells are represented by
a)
2n
b)
n
c)
4n
d)
1/2 n
12.
The cells produced via meiosis are called:
a)
sex cells
b)
somatic cells
c)
body cells
d)
skin cells
13.
Unlike mitosis, meiosis in male mammals results in the formation of
a)
one haploid gamete
b)
three diploid gametes
c)
four diploid gametes
d)
four haploid gametes
14.
Goes through P.M.A.T two rounds
a)
Mitosis
b)
Meiosis
c)
Osmosis
d)
Transcription
15.
If a somatic cell in a butterfly contains 24 chromosomes, a butterfly egg would contain
a)
3
b)
6
c)
12
d)
24
16.
The process of crossing over occurs in what phase of meiosis?
a)
anaphase 1
b)
prophase 1
c)
prophase 2
d)
telophase 1
17.
What is another reason we need meiosis?
a)
So the offspring has genes from both parents
b)
So the offspring has genes from one parent
c)
So the offspring has genes from neither parents
d)
So the offspring makes its own genes
18.
If the Diploid number of Carrots is 18, the haploid number is
a)
18
b)
9
c)
27
d)
36
19.
When homologous chromosomes match up, they form a structure call a ___________.
a)
tetrad (pair of chromosomes, one from mom and one from dad)
b)
triad
c)
diploid
d)
quad (group of 4 replicated chromosomes, 2 from mom and 2 from dad)
20.
Which of the following best describes meiosis?
a)
It is carried out in all tissues theat require cell replacement
b)
It occurs only in cells in the reproductive structures of an organism
c)
It happens in all of the tissues except the brain and spinal cord
d)
It is the first stage of mitosis
21.
What phase is represented?
a)
metaphase 1
b)
metaphase 2
c)
anaphase 1
d)
anaphase 2
22.
What phase is shown in the picture?
a)
metaphase 2
b)
anaphase 2
c)
metaphase 1
d)
telophase 1
23.
Which of the following represents chromosome # during fertilization?
a)
n+n=2n
b)
n=n
c)
2n=n+n
d)
2n=2n
24.
How many daughter cells does Meiosis create?
a)
2
b)
4
c)
8
d)
1
25.
What phase is shown in the picture?
a)
anaphase 1
b)
anaphase 2
c)
metaphase 1
d)
telophase 1
26.
The nuclear membrane dissolves during
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Telophase
27.
What phase is shown here?
a)
Metaphase II
b)
Telophase I
c)
Telophase II
d)
Metaphase I
28.
What phases is shown here?
a)
Prophase II
b)
Prophase I
c)
Anaphase II
d)
Interphase I
29.
What phase is shown here?
a)
Anaphase I
b)
Prophase I
c)
Metaphase II
d)
Metaphase I
30.
What phase is shown here?
a)
Telophase II
b)
Anaphase II
c)
Metaphase I
d)
Interphase I
31.
What phase is shown here?
a)
Telophase I
b)
Metaphase II
c)
Telophase II
d)
Anaphase I
32.
What phase is this?
a)
Interphase II
b)
Prophase I
c)
Metaphase I
d)
Anaphase II
33.
Which of the following is NOT a part of mitosis?
a)
prophase
b)
anaphase
c)
metaphase
d)
interphase
34.
What is the name of the structure labeled X?
a)
Centriole
b)
Centrosome
c)
Chromatid
d)
Chromosome
35.
Why would it be important to replicate DNA before a cell divides in mitosis or meiosis?
a)
In order for genetic information to be transferred into daughter cells.
b)
In order for the cell to be able to increase in size.
c)
In order for the DNA to be contained in the nucleus.
d)
In order for the cell to re-order the DNA sequencing in the new cells.
36.
The structure labeled A is a(n)
a)
chromatid
b)
centriole
c)
centromere
d)
chromophere
37.
What are chromosomes?
a)
different versions of genes
b)
condensed DNA
c)
uncoiled DNA
38.
PMAT helps us remember the correct order of the phases of Mitosis. Which of the following has the phases of Mitosis in the correct Order
a)
Interphase, Mitosis, Cytokinesis
b)
Prophase, Metaphase, Anaphase, Prophase
c)
Anaphase, Telophase, Prophase, Telophase
d)
Prophase, Metaphase, Anaphase, Telophase
39.
What is the purpose of Mitosis?
a)
Growth of an organism and Repair of damaged tissue
b)
To help the body get rid of extra cells
c)
To increase the amount of classwork you have to do
d)
To get rid of the nucleus
40.
Cells spend 90% of their time in this stage of the cell cycle. This is the reason you would see most cells in this stage if viewed under a microscope.
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Interphase
41.
What do the cells look like at the end of mitosis?
a)
different from original cell
b)
similar to the original cell
c)
identical to the original cell
d)
none of these
42.
Before cells can divide, what must be copied?
a)
mitochondria
b)
cytoplasm
c)
DNA
d)
Cell Wall
43.
What is the correct order of the cell cycle?
a)
Interphase, Cytokinesis, Mitosis
b)
Interphase, Mitosis, Cytokinesis
c)
Cytokinesis, Mitosis, Interphase
d)
Anaphase, Telophase, Cytokinesis
44.
Check the two correct boxes:
a)
Plant Cell - cell plate; Animal Cell - cleavage furrow
b)
Plant Cell - cleavage furrow; Animal Cell - cell plate
45.
The phase wherein sister chromatids align in one place at the center.
a)
Prophase
b)
Metaphase
c)
Anaphase
d)
Telophase
46.
A process where one cell forms two identical daughter cells is called...
a)
cell cycle
b)
cell division (mitosis)
c)
interphase
d)
cytokinesis
47.
The cell cycle is ______________.
a)
the process of cells circling throughout the body
b)
the process of splitting the organelles
c)
a process where one cell gets energy
d)
the sequence of stages of growth and division that a cell undergoes
48.
During interphase the cell ___________.
a)
divides into two cells
b)
divides its nucleus
c)
replicates its DNA
d)
replicates the organelles within the cell
49.
What does DNA stand for?
a)
DeNatured Acid
b)
DomiNant Acid
c)
DeoxyriboNucleic Acid
d)
DiriboNucleic Acid
50.
After interphase is completed the cell moves into the next stage of the cell cycle called _________.
a)
anaphase
b)
cytokinesis
c)
metaphase
d)
mitosis
51.
The genetic material that has the instructions for how the cell is to be run is called the _________.
a)
nucleus
b)
chromatin
c)
chromatid
d)
carbohydrate
52.
What is one half or one rod of the condensed chromatin called?
a)
DNA
b)
chromatin
c)
chromatid
d)
chromosome
53.
The following describes _________ during mitosis. The spindle fiber splits the centromere and the chromatids move to opposite sides of the cell.
a)
prophase
b)
metaphase
c)
anaphase
d)
telophase
54.
What is the correct term for "contains the genetic material (DNA) and serves as the control center of the cell"?
a)
centriole
b)
nucleus
c)
spindle fibers
d)
cytokinesis
55.
If the daughter cells each have 16 chromosomes after cell division, what was the number of chromosomes in the parent cell?
a)
4
b)
6
c)
16
d)
32
56.
A is:
B is:
C is:
B is:
C is:
a)
A: chromatid
B: centromere
C: chromosome
B: centromere
C: chromosome
b)
A: chromosome
B: chromatid
C: centromere
B: chromatid
C: centromere
c)
A: chromosome
B: centromere
C: chromatid
B: centromere
C: chromatid
d)
A: centromere
B: chromosome
C: chromatid
B: chromosome
C: chromatid
57.
What is cell differentiation?
a)
Process by which cells produce more cells
b)
Process by which cells become specialized
c)
Process by which cells become unspecialized
d)
Process by which cells die
58.
Stem cells are
a)
cells that grow uncontrollably
b)
undifferentiated and can be any type of cell
c)
never go through cell division
d)
only found in embryos
59.
what is the role of stem cells in the body
a)
fight against infection
b)
provide specialized roles in the body
c)
used for fertility treatment
d)
they produce new specialized cells in the body to replace old cells that are used up
60.
What is the difference between embryonic stem cells and adult stem cells?
a)
Embryonic stem cells can differentiate into more cell types than adult stem cells
b)
Adult stem cells are pluripotent, just like embryonic stem cells
c)
Adult stem cells can differentiate into more cell types than embryonic stem cells
d)
Adult stem cells grow bigger than embryonic stem cells
61.
What is the importance of apoptosis?
a)
To eliminate damaged or unnecessary cells
b)
To create specialized cells
c)
To produce two identical cells
d)
To cause uncontrolled cell growth
62.
DNA replication is important for mitosis because...
a)
it results in a variety of traits amongst the same type of cells
b)
it ensures more genetic material in the strongest cells
c)
it ensures both cells will have identical, correct genetic information
d)
it creates variety amongst cells
63.
What does "pluripotent" mean?
a)
able to divide and make many different types of cells
b)
not able to divide
c)
can only divide and make one cell type
d)
if it divides, it will make a cancerous tumor
64.
Which best explains why muscle cells are different from blood cells?
a)
Muscle cells are produced by the brain, but blood cells are produced by the heart.
b)
Different genes are activated in muscle cells than in blood cells.
c)
Muscles cells experience different environmental influences than blood cells.
d)
A mutation occurs during the development of muscle cells but not in blood cells.
65.
The diagram shows the process of cell specialization from a single stem cell. Which of the following statements is true about the process of specialization.
a)
Specilized cells (blood, skin, nervous etc) cannot be produced from a single stem cell
b)
Specilized cells are produced immediately following fertilization
c)
Even though all the cells in an organism come from one single cell, they can specialize into different cell types
d)
Sincce all the cells in an organism come from one single cell, they must all have the same structure and function
66.
Arrange the following levels of hierarchy from LARGEST to SMALLEST
a)
Organism, Organ, Tissue, Cell
b)
Cell, Tissue, Organ, Organism
c)
Organism, Cell, Tissue, Organ
d)
Tissue, Cell, Organ, Organism
67.
What is a gene?
a)
A section of DNA with instructions for making a protein
b)
A section of DNA with instructions for making a carbohydrate
c)
One nucleic acid chain that codes for DNA
d)
One protein chain that codes for DNA
68.
Why do cells remain small in size? (Select ALL that apply)
a)
Maintain high surface area to volume ratio
b)
More energy efficient
c)
Easier to destroy if something goes wrong
d)
Smaller cells divide quicker
69.
Uncontrollable cell growth is known as _____
a)
Obesity
b)
Cancer
c)
Diabetes
d)
Hepatitis
70.
Cancer is a consequence of the disruption of the cell cycle
a)
True
b)
False
71.
Cancer creates abnormal cells by disrupting
a)
The rate of transition through the cell cycle
b)
Red blood cell formation
c)
DNA replication
d)
ATP synthesis
72.
the division of the cytoplasm is called
a)
mitosis
b)
interphase
c)
cytokinesis
d)
somatic
73.
Most prokaryotic organisms reproduce mainly by the process of
a)
regeneration
b)
binary fission
c)
budding
d)
production of spores
100 %
