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Meiosis

Total questions: 18

Worksheet time: 11mins

Name
Class
Date
1.

What is the purpose of meiosis?

(Select all that apply)

a)

To reduce the number of chromosomes by half.

b)

To produce eggs and sperm.

c)

To replace old or damaged cells.

d)

To provide genetic diversity.

2.

In this image, "A" and "B" are called:

a)

Sibling chromosomes

b)

Sister chromatids

c)

Centromere

d)

Spindle fibers

3.

The structure labeled "C" is called:

a)

Sibling chromosomes

b)

Sister chromatid

c)

Centromere

d)

Spindle fibers

4.

The process shown in this picture is called:

a)

Transformation

b)

Replication

c)

Fertilization

d)

Crossing over

5.

The process shown here is called:

a)

Transformation

b)

Replication

c)

Fertilization

d)

Crossing over

6.

When do the chromosomes replicate?

(select all that apply)

a)

Before meiosis starts

b)

After meiosis ends

c)

During Interphase

d)

During Prophase

7.

Genetic diversity happens because of:

a)

Telophase

b)

Replication

c)

Interphase

d)

Crossing over

8.

Cells that contain both chromosomes from each homologous pair are called:

(select all that apply)

a)

Haploid

b)

Diploid

c)

2N

d)

1N

9.

Cells that contain only one chromosome from each homologous pair are called:

(select all that apply)

a)

Haploid

b)

Diploid

c)

2N

d)

1N

10.

The original cells that undergo meiosis to become eggs and sperm are:

(select all that apply)

a)

Haploid

b)

Diploid

c)

2N

d)

1N

11.

The process of meiosis happens in ___ divisions.

a)

1

b)

2

c)

3

d)

4

12.

The final product of meiosis I is ___ cell(s) that is (are) ________.

a)

2, diploid

b)

2, haploid

c)

4, diploid

d)

4, haploid

13.

The final product of meiosis II is ___ cell(s) that is (are) ________.

a)

2, diploid

b)

2, haploid

c)

4, diploid

d)

4, haploid

14.

Individual eggs and sperm are known as:

(select all that apply)

a)

Gametes

b)

Sex cells

c)

Fertilized

d)

Zygote

15.

When the egg and sperm fuse together, this is called:

(select all that apply)

a)

Gametes

b)

Sex cells

c)

Fertilization

d)

Zygote

16.

A male koala has 16 chromosomes in its diploid cells. How many chromosomes are found in its sperm?

a)

16

b)

4

c)

8

d)

32

17.

A giraffe has 15 pairs of chromosomes in its diploid cells. Following meiosis I, the resulting cells will each contain ___ chromosomes.

a)

15

b)

45

c)

30

d)

3

18.

A sperm containing 9 chromosomes fertilizes an egg containing 9 chromosomes. The resulting zygote will have ____ chromosomes.

a)

9

b)

36

c)

18

d)

27