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WorksheetsUnit 5-Meiosis and Mitosis
Total questions: 55
Worksheet time: 1hrs 3mins
Name
Class
Date
1.
Meiosis produces cell called
a)
gametes
b)
diploids
c)
embryos
d)
DNA
2.
The haploid number for a human cell is
a)
23
b)
46
c)
92
d)
0
3.
Meiosis results in _____ haploid cells.
a)
4
b)
2
c)
many
d)
some
4.
A zygote is a
a)
fertilized egg
b)
haploid cell
c)
small organism
d)
type of chromosome
5.
Chromosomes exchange genetic material during
a)
crossing over
b)
replication
c)
synthesis
d)
translation
6.
A human zygote should have _____ chromosomes inside.
a)
46
b)
23
c)
92
d)
64
7.
One difference between mitosis and meiosis is meiosis requires
a)
two cell divisions
b)
extra chromosomes
c)
two mother cells
d)
DNA replication
8.
The result of meiosis is:
a)
two diploid cells
b)
two haploid cells
c)
four diploid cells
d)
four haploid cells
9.
Put the following stages of mitosis in order: anaphase, prophase, metaphase, and telophase.
a)
prophase, metaphase, telophase, anaphase
b)
prophase, anaphase, metaphase, telophase
c)
prophase, metaphase, anaphase, telophase
d)
prophase, telophase, metaphase, anaphase
10.
the results of mitosis is
a)
2 identical daughter cells
b)
2 different daughter cells
c)
4 identical daughter cells
d)
4 different daughter cells
11.
The process that produces sex cells is called
a)
photosynthesis
b)
meiosis
c)
mitosis
d)
respiration
12.
what is the correct order of the phases of mitosis?
a)
A, C, B, F ,E, D
b)
E, F, C, D, B, A
c)
A, B, C,D, E, F
d)
A, F, C, E, B, D
13.
What best describes cancer?
a)
uncontrolled cell growth
b)
meiosis
c)
mitosis
d)
trisomy
14.
What is the sex of this individual?
a)
Male
b)
Female
15.
What is the variation in this karyotype?
a)
Trisomy 21
b)
Monosomy X
c)
Monosomy 18
d)
Trisomy 16
16.
An adult human would have 46 chromosomes (23 pairs) in a skin cell (body cell). Is this an example of diploid or a haploid.
a)
Diploid
b)
Haploid
17.
An adult human would have 46 chromosomes (23 pairs) in a skin cell (body cell). Why would this be an example of a diploid cell?
a)
Diploid cells have two sets of chromosomes
b)
Haploid cells have two sets of chromosomes
18.
A bee has 16 chromosomes in a body cell. How many would it have in a sperm cell?
a)
16
b)
8
c)
32
d)
Ahhhh! Bees!
19.
Independent assortment and crossing over during meiosis lead to...
a)
Genetic diversity (variation)
b)
Identical Cells
c)
Cancer
d)
Stem cells
20.
When organisms reproduce asexually, the offspring are (mitosis)
a)
identical
b)
unique
21.
The failure of chromosomes to separate during meiosis
a)
Mitosis
b)
Binary Fission
c)
Non-disjunction
d)
Mutation
22.
How many identical daughter cells are produced during mitosis?
a)
2
b)
3
c)
4
d)
6
23.
Female haploid cell
a)
Egg
b)
Sperm
c)
Pollen
d)
Spores
24.
A turtle dove has 72 chromosomes in its somatic cells, how many chromosomes would be in their gametes?
a)
72
b)
36
c)
156
d)
40
25.
Type of reproduction where only one organism splits to make two living independent organisms.
a)
Asexual
b)
Sexual
c)
Pollination
26.
______________ reproduction produces offspring that have genetic variation
a)
Binary Fission
b)
Asexual
c)
Sexual
28.
When homologous chromosomes exchange segments of DNA
a)
Non-disjunction
b)
Mutations
c)
Binary Fission
d)
Crossing-over
28.
When homologous chromosomes exchange segments of DNA
a)
Non-disjunction
b)
Mutations
c)
Binary Fission
d)
Crossing-over
29.
Uncontrolled mitosis is another way to describe...
a)
Meiosis
b)
Fertilization
c)
Cancer
d)
Stem Cells
30.
What is most likely to lead to cancer?
a)
Exercise
b)
Healthy Diet
c)
Smoking
31.
When observing these cells, how can you tell that mitosis is occurring?
a)
There are four cells made
b)
The cells appear to be completely unique
c)
There are two cells made
d)
This is a sperm an egg combining
32.
Based on this karyotype is this person's sex male or female?
a)
Female XX
b)
Male XY
33.
If we start as one cell, and mitosis only makes cells with identical DNA, how do we have different types of cells?
a)
All cells are the same, there is no differentiation
b)
Right at fertilization start out with all the different types of cells we will ever have
c)
There are many genes coded in our DNA and only certain ones turn on in certain cells
d)
My stomach is also my arm
34.
The picture shows flowers of the same species, like humans not all of them look the same. What is the best explanation for why?
a)
meiosis and sexual reproduction lead to genetic variation
b)
mitosis and sexual reproduction lead to genetic variation
c)
meiosis and asexual reproduction lead to genetic variation
d)
mitosis and asexual reproduction lead to genetic variation
35.
Put the stages of meiosis in order from first to last.
a)
1,2,3,4,5,6,7,8
b)
3,4,1,6,7,5,2,8
c)
8,2,5,7,6,1,4,3
d)
4,6,1,3,7,5,2,8
36.
Any substance that is known to cause cancer is called a
a)
carcinogen
b)
nicolyte
c)
pathogen
d)
retrovirus
37.
Stem cells are
a)
cells that grow uncontrollably.
b)
undifferentiated and can develop into many types of cells.
c)
cells that never go through cell division.
d)
only found in embryos.
38.
What process best explains how muscle cells and nerve cells can develop from the same fertilized egg?
a)
genetic engineering
b)
survival of the fittest
c)
differentiation
d)
selective breeding
39.
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.
40.
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
41.
Which is true about embryonic stem cells?
a)
They no longer divide, their cell type is set and cannot change.
b)
They can develop into only one type of cell.
c)
They can become any cell type in the body.
d)
They are found in adults.
42.
Which is something that can stem cells can repair/cure?
a)
sports injuries
b)
certain diseases like Parkinson's disease, multiple sclerosis, and diabetes
c)
bone marrow in cancer patients
d)
all of the above
43.
____________ reproduction requires only one parent organism.
a)
sexual
b)
asexual
c)
external
d)
internal
44.
Sexual reproduction requires _____ parents and asexual reproduction requires ___ parents
a)
1,1
b)
2,2
c)
2,1
d)
1,2
45.
What is an advantage of sexual reproduction?
a)
Allows genetic variation
b)
Only needs one parent
c)
Happens very quickly
d)
Offspring are exact copies of parent
46.
A dog has 78 chromosomes in its body cells. What is the diploid number?
a)
78
b)
39
c)
1
d)
100
47.
A Goat has 60 chromosomes in its body cells. What is the haploid number?
a)
60
b)
30
c)
100
d)
120
48.
The joining of a sperm cell and an egg cell is called...
a)
Fertilization
b)
Labor
c)
Zygote
d)
STOP ASKING ME THESE IMPOSSIBLE QUETSIONS!!
49.
A gamete is also known as________ cell?
a)
body
b)
somatic
c)
nomadic
d)
sex
50.
The cells produced via meiosis are called:
a)
sex cells
b)
somatic cells
c)
body cells
d)
skin cells
51.
If a body cell in a butterfly contains 24 chromosomes, a butterfly egg would contain
a)
3
b)
6
c)
12
d)
24
52.
In which type of cells will mitosis occur?
a)
egg cells
b)
sperm cells
c)
jail cells
d)
Body cells except the sperm and egg cells
53.
In meiosis, crossing over occurs in prophase 1. What is the significance of this event?
a)
This process ensures that chromosomes are evenly divided into daughter cells.
b)
This process can lead to genetic variation in daughter cells.
c)
This process can create gaps in the chromosome DNA for RNA to bind.
d)
This process allows for spindles to connect to the chromosomes in order to pull chromosomes apart.
54.
In meiosis, the four resulting cells are
a)
identical to the starting cell and different from each other.
b)
different from the starting cell and different from each other.
c)
identical to the starting cell and identical to each other.
d)
different from the starting cell and identical to each other.
55.
In meiosis, the four resulting cells are
a)
identical to the starting cell and different from each other.
b)
different from the starting cell and different from each other.
c)
identical to the starting cell and identical to each other.
d)
different from the starting cell and identical to each other.
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