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QUIZ #3

Total questions: 30

Worksheet time: 30mins

Name
Class
Date
1.

Which of the following is a somatic cell?

a)

Sperm

b)

Liver cell

c)

Egg cell

d)

Zygote

2.

Gametic cells are also known as:

a)

Stem cells

b)

Body cells

c)

Sex cells

d)

Neurons

3.

The fusion of gametes produces a:

a)

Haploid cell

b)

Diploid cell

c)

Chromatid

d)

Chromosome

4.

Gametes have how many sets of chromosomes?

a)

2 (diploid)

b)

3

c)

4

d)

1 (haploid)

5.

The stage where a cell spends most of its life is:

a)

Mitosis

b)

G2

c)

G1

d)

Interphase

6.

Which phase of the cell cycle involves DNA replication?

a)

G1 phase

b)

S phase

c)

G2 phase

d)

M phase

7.

What happens during G1 phase?

a)

DNA replication

b)

Cell division

c)

Cell growth and normal function

d)

Formation of gametes

8.

Which stage prepares the cell for mitosis?

a)

G0

b)

G1

c)

G2

d)

S phase

9.

The cell undergoes mitosis and cytokinesis during which stage?

a)

G2

b)

G1

c)

M phase

d)

S phase

10.

A cell that leaves the cycle and stops dividing enters:

a)

G1 phase

b)

G2 phase

c)

G0 phase

d)

M phase

11.

Which cells typically remain in G0 permanently?

a)

Skin cells

b)

Liver cells

c)

Nerve cells

d)

Stem cells

12.

The phase where sister chromatids are pulled apart is:

a)

Prophase

b)

Anaphase

c)

Metaphase

d)

Telophase

13.

During which phase do chromosomes align at the equator?

a)

Anaphase

b)

Metaphase

c)

Telophase

d)

Interphase

14.

Which phase of mitosis results in the formation of two nuclei?

a)

Prophase

b)

Anaphase

c)

Telophase

d)

Metaphase

15.

DNA is in its chromatin form during:

a)

Interphase

b)

Prophase

c)

Metaphase

d)

Anaphase

16.

A diploid human somatic cell contains how many chromosomes?

a)

46

b)

23

c)

92

d)

44

17.

A haploid cell has:

a)

Two sets of chromosomes

b)

One complete genome

c)

Twice the number of chromosomes

d)

Unstable DNA

18.

Which checkpoint ensures all DNA is replicated before mitosis?

a)

G1 checkpoint

b)

G2 checkpoint

c)

M checkpoint

d)

S checkpoint

19.

Which of the following occurs during cytokinesis?

a)

Nuclear envelope dissolves

b)

Chromosomes replicate

c)

Cytoplasm divides

d)

Sister chromatids align

20.

Which structure pulls chromatids apart in mitosis?

a)

Nucleolus

b)

Spindle fibers

c)

Golgi bodies

d)

Centrioles

21.

A cell has just completed DNA replication and is preparing for mitosis. Which phase is it in?

a)

G1

b)

G0

c)

G2

d)

S

22.

A lab technician observes a cell with chromosomes aligned at the center of the cell. This cell is in:

a)

Anaphase

b)

Telophase

c)

Metaphase

d)

Interphase

23.

A neuron remains inactive in terms of division for most of its life. It is said to be in which phase?

a)

S

b)

G1

c)

G0

d)

G2

24.

A student identifies a cell undergoing division but sees the cytoplasm hasn’t split yet. The cell is likely in:

a)

Telophase

b)

Prophase

c)

Cytokinesis

d)

Interphase

25.

After fertilization, a zygote divides repeatedly. The resulting cells are all:

a)

Gametic

b)

Haploid

c)

Somatic

d)

Mutant

26.

If a sperm cell has 23 chromosomes, how many chromosomes does the resulting zygote have after fertilization?

a)

23

b)

46

c)

69

d)

92

27.

A muscle cell withdraws from the cell cycle and no longer divides. It is in:

a)

G1

b)

S

c)

G2

d)

G0

28.

Which phase would be most affected if a drug blocks DNA polymerase?

a)

G1

b)

S

c)

G2

d)

M

29.

A student examining a microscope slide sees cells with visible chromosomes but no nuclear envelope. The cell is in:

a)

Anaphase

b)

Prophase

c)

Metaphase

d)

Telophase

30.

A geneticist is studying cells that do not replicate or divide. These cells are most likely:

a)

Stem cells

b)

Skin cells

c)

Nerve cells

d)

Blood cells