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WorksheetsChapter 8-3: Meiosis
Total questions: 25
Worksheet time: 18mins
Name
Class
Date
1.
The cells produced via meiosis are called:
a)
sex cells
b)
somatic cells
c)
body cells
d)
skin cells
2.
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
3.
If the Diploid number of Carrots is 18, the haploid number is
a)
18
b)
9
c)
27
d)
36
4.
If a body cell in a butterfly contains 24 chromosomes, a butterfly egg would contain
a)
3
b)
6
c)
12
d)
24
5.
The chromosomes that pair up during meiosis, are called __________ chromosomes.
a)
homozygous
b)
asexual
c)
homologous
d)
genes
6.
Identify the phase.
a)
Metaphase I
b)
Metaphase II
c)
Prophase I
d)
Anaphase II
7.
Name the growth phase of the cell cycle for both Mitosis and Meiosis.
a)
metaphase
b)
telophase
c)
interphase
d)
anaophase
8.
Why do we need meiosis?
a)
To double the number of chromosomes going into sex cells
b)
To halve the number of chromosomes going into sex cells
c)
To triple the number of chromosomes going into sex cells
d)
To not change the number of chromosomes going into sex cells
9.
A human zygote should have _____ chromosomes inside.
a)
46
b)
23
c)
92
d)
64
10.
When an area of a chromatid is exchanged with the matching area on a chromatid of its homologous chromosome, _________________ occurs
a)
crossing over
b)
mutagenesis
c)
hybridization
d)
fertilization
11.
At the end of mitosis you have _____ cells
a)
identical
b)
different
c)
identical twins
d)
variety
12.
products of meiosis are genetically
a)
different
b)
identical
13.
This picture shows which process?
a)
mitosis
b)
meiosis
c)
the cell cycle
14.
Human eggs and sperm are _____, and each has ____ chromosomes.
a)
diploid, 23
b)
diploid, 46
c)
haploid, 23
d)
haploid, 46
15.
How are your chromosomes inherited?
a)
most of your chromosomes from your mother
b)
most of your chromosomes from your father
c)
a random number of chromosomes from each parent
d)
half your chromosomes from your mother and half from your father.
16.
This produces 2 identical cells.
a)
mitosis
b)
meiosis
17.
What is it called when a sperm and egg meet?
a)
meiosis
b)
fertilization
c)
cell division
d)
mitosis
18.
What phase is shown in the picture?
a)
anaphase 1
b)
anaphase 2
c)
metaphase 1
d)
telophase 1
19.
What causes genetic variation in meiosis?
a)
chromosomes lining up
b)
crossing over of chromosomes
c)
separation of chromosomes
d)
chromosomes pulling apart
20.
Goes through P.M.A.T two rounds
a)
Mitosis
b)
Meiosis
c)
Osmosis
d)
Transcription
21.
Which process and type of resulting cells are represented?
a)
mitosis, gametes
b)
mitosis, body cells
c)
meiosis, gametes
d)
meiosis, body cells
22.
Which of these cells would be produced through meiosis?
a)
skin cells
b)
liver cells
c)
brain cells
d)
sperm cells
23.
When homologous chromosomes match up, they form a structure call a ___________.
a)
tetrad
b)
triad
c)
diploid
d)
gamete
24.
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
25.
What is the purpose of meiosis?
a)
Reduce a diploid cell to haploid
b)
Increase a haploid cell to diploid
c)
Keep the chromosome number the same
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