Cell Division Quizzes: Test Your Understanding of Mitosis and Meiosis

Question 1

During which stage of meiosis do homologous chromosomes pair and exchange genetic material?

Accepted Answer

Prophase I

Answer

Metaphase I

Answer

Anaphase I

Answer

Telophase I

Question 2

What is the role of cyclins in cell cycle regulation?

Accepted Answer

They activate cyclin-dependent kinases

Answer

They inhibit cyclin-dependent kinases

Answer

They bind to DNA to regulate gene expression

Answer

They form complexes with tubulin to facilitate spindle fibre formation

Question 3

The spindle fibres attach to which part of the chromosome during metaphase?

Accepted Answer

Kinetochore

Answer

Centromere

Answer

Telomere

Answer

Centriole

Question 4

Which stage is NOT a part of mitosis?

Accepted Answer

Interphase

Answer

Prophase

Answer

Metaphase

Answer

Telophase

Question 5

The process of cell division that produces two genetically identical daughter cells is known as:

Accepted Answer

Mitosis

Answer

Meiosis

Answer

Cytokinesis

Answer

Karyokinesis

Question 6

During which stage of meiosis do homologous chromosomes pair up?

Accepted Answer

Prophase I

Answer

Metaphase I

Answer

Anaphase I

Answer

Telophase I

Question 7

The process of chromosome duplication that occurs in preparation for cell division is known as:

Accepted Answer

Replication

Answer

Transcription

Answer

Translation

Answer

Protein synthesis

Question 8

The structure that holds sister chromatids together is called the:

Accepted Answer

Centromere

Answer

Telomere

Answer

Kinetochore

Answer

Spindle fiber

Question 9

Which of the following is a consequence of crossing over during meiosis?

Accepted Answer

Genetic variation

Answer

Increase in chromosome number

Answer

Decrease in chromosome number

Answer

No effect

Question 10

The fibers that align the chromosomes during metaphase are composed of:

Accepted Answer

Microtubules

Answer

Actin filaments

Answer

Intermediate filaments

Answer

Keratin fibers

Question 11

During which phase of the cell cycle do chromosomes become visible under a microscope?

Accepted Answer

M phase

Answer

G1 phase

Answer

S phase

Answer

G2 phase

Question 12

What is the primary function of the spindle fibers during mitosis?

Accepted Answer

To separate chromosomes during cell division

Answer

To provide energy for cell division

Answer

To repair damaged DNA

Answer

To synthesize new proteins

Question 13

What is the role of centrioles in cell division?

Accepted Answer

To organize the spindle fibers

Answer

To synthesize DNA

Answer

To divide the cytoplasm

Answer

To repair damaged chromosomes

Question 14

What is the function of telomerase?

Accepted Answer

To extend the ends of chromosomes

Answer

To shorten the ends of chromosomes

Answer

To repair damaged DNA

Answer

To regulate gene expression

Question 15

Which of the following is NOT a phase of mitosis?

Accepted Answer

Cytokinesis

Answer

Prophase

Answer

Metaphase

Answer

Anaphase

Question 16

During which phase of meiosis do homologous chromosomes synapse and form tetrads?

Accepted Answer

Prophase I

Answer

Metaphase I

Answer

Anaphase I

Answer

Telophase I

Question 17

Which of the following structures is responsible for moving chromosomes to opposite poles of the cell during mitosis?

Accepted Answer

Spindle fibres

Answer

Centromere

Answer

Nucleolus

Answer

Kinetochore

Question 18

What is the primary function of cytokinesis in animal cells?

Accepted Answer

To divide the cytoplasm

Answer

To separate chromosomes

Answer

To create new nuclear membranes

Answer

To repair damaged DNA

Question 19

Which of the following types of cells undergo meiosis?

Accepted Answer

Gametes

Answer

Skin cells

Answer

Muscle cells

Answer

Red blood cells

Question 20

What is the role of telomeres in cell division?

Accepted Answer

To prevent chromosome shortening

Answer

To promote chromosome pairing

Answer

To regulate the cell cycle

Answer

To repair DNA damage

Question 21

In prophase I of meiosis, what process occurs between homologous chromosomes, leading to the exchange of genetic material?

Accepted Answer

Crossing over

Answer

Sister chromatid exchange

Answer

Homologous chromosome pairing without exchange

Answer

Sister chromatid pairing without exchange

Question 22

How can errors during chromosome segregation lead to genetic disorders or diseases?

Accepted Answer

Errors in chromosome segregation can result in offspring with abnormal chromosome numbers, potentially causing genetic disorders or diseases.

Answer

Errors in chromosome segregation always result in inviable offspring.

Answer

Errors in chromosome segregation are unrelated to genetic disorders or diseases.

Answer

Errors in chromosome segregation only occur during meiosis.

Question 23

In mitosis, which phase is marked by the separation of sister chromatids and their movement to opposite ends of the cell?

Accepted Answer

Anaphase

Answer

Prophase

Answer

Metaphase

Question 24

Which of the following is NOT a stage in mitosis?

Accepted Answer

Interphase

Answer

Prophase

Answer

Metaphase

Answer

Telophase

Question 25

During which stage of mitosis do the chromosomes align at the equator of the cell?

Accepted Answer

Metaphase

Answer

Prophase

Answer

Anaphase

Answer

Telophase

Question 26

Which structure is responsible for separating the chromosomes during anaphase?

Accepted Answer

Spindle apparatus

Answer

Centromere

Answer

Kinetochore

Answer

Centriole

Question 27

In which phase of meiosis do homologous chromosomes pair up?

Accepted Answer

Prophase I

Answer

Metaphase I

Answer

Anaphase I

Answer

Telophase I

Question 28

Which of the following is a key difference between prokaryotic and eukaryotic cells?

Accepted Answer

Eukaryotic cells have a nucleus, while prokaryotic cells do not

Answer

Prokaryotic cells have a nucleus, while eukaryotic cells do not

Answer

Prokaryotic cells are smaller than eukaryotic cells

Answer

Eukaryotic cells are smaller than prokaryotic cells

Question 29

Which of these is NOT a consequence of errors in cell division?

Accepted Answer

Premature aging

Answer

Cancer

Answer

Birth defects

Answer

Infertility

Question 30

Which of the following is NOT a phase of mitosis?

Accepted Answer

Cytokinesis

Answer

Prophase

Answer

Metaphase

Answer

Anaphase

Question 31

During which phase of meiosis do homologous chromosomes pair up and undergo crossing over?

Accepted Answer

Prophase I

Answer

Metaphase I

Answer

Anaphase I

Answer

Telophase I

Question 32

Which of the following is the primary function of centromeres?

Accepted Answer

Attaching spindle fibres to chromosomes during cell division

Answer

Controlling gene expression

Answer

Separating sister chromatids during anaphase

Answer

Condensing chromatin during prophase

Question 33

Which of the following is NOT a characteristic of cancer cells?

Accepted Answer

Maintenance of normal cellular differentiation

Answer

Uncontrolled cell division

Answer

Loss of contact inhibition

Answer

Increased angiogenesis

Question 34

How does cytokinesis differ between plant and animal cells?

Accepted Answer

Plant cells form a cell plate, while animal cells form a cleavage furrow.

Answer

Plant cells have a cell wall, while animal cells do not.

Answer

Animal cells have centrioles, while plant cells do not.

Answer

Plant cells undergo open mitosis, while animal cells undergo closed mitosis.

Question 35

Which of the following is NOT a stage of mitosis?

Accepted Answer

Interphase

Answer

Prophase

Answer

Metaphase

Answer

Anaphase

Question 36

During which stage of meiosis do homologous chromosomes pair up and exchange genetic material through crossing over?

Accepted Answer

Prophase I

Answer

Metaphase I

Answer

Anaphase I

Answer

Telophase I

Question 37

What is the main advantage of sexual reproduction over asexual reproduction?

Accepted Answer

It increases genetic variation

Answer

It repairs damaged chromosomes

Answer

It prevents mutations

Answer

It speeds up cell division

Question 38

What is the role of centromeres in chromosome segregation during cell division?

Accepted Answer

Attaching spindle fibers to chromosomes

Answer

Synthesizing new DNA strands

Answer

Condensing chromatin

Answer

Separating sister chromatids

Question 39

What is the significance of cytokinesis in cell division?

Accepted Answer

It divides the cytoplasm of the cell

Answer

It ensures equal distribution of genetic material

Answer

It prevents cell fusion

Answer

It prepares the cell for the next division

Question 40

Which of the following techniques is commonly used to study cell division in real-time?

Accepted Answer

Microscopy

Answer

Flow cytometry

Answer

Gel electrophoresis

Answer

PCR

Question 41

Explain how crossing over contributes to genetic variation during meiosis.

Accepted Answer

During meiosis, crossing over occurs between homologous chromosomes, resulting in the exchange of genetic material.

Answer

Crossing over ensures that each gamete receives a complete set of chromosomes.

Answer

Crossing over only occurs during mitosis and is responsible for introducing genetic diversity in somatic cells.

Answer

Crossing over reduces genetic diversity by eliminating certain allele combinations.

Question 42

Which of the following is the sequential order of the stages in mitosis?

Accepted Answer

Prophase, Metaphase, Anaphase, Telophase

Answer

Telophase, Prophase, Anaphase, Metaphase

Answer

Metaphase, Prophase, Telophase, Anaphase

Answer

Prophase, Metaphase, Telophase, Anaphase

Question 43

Which cell structure is accountable for the organized segregation of chromosomes during mitosis?

Accepted Answer

Spindle Fibers

Answer

Centrosomes

Answer

Ribosomes

Answer

Golgi Apparatus

Question 44

Which type of cell division regularly occurs in non-reproductive cells and is critical in growth and repair?

Accepted Answer

Mitosis

Answer

Cytokinesis

Answer

Meiosis II

Answer

Meiosis I

Question 45

What primary significance does the process of crossing over have in meiosis?

Accepted Answer

Genetic Variation

Answer

Cytokinesis

Answer

Synapsis

Answer

Chromosome Duplication

Question 46

In meiosis I, which stage is characterized by the separation of homologous chromosomes?

Accepted Answer

Anaphase I

Answer

Metaphase I

Answer

Telophase I

Answer

Prophase I

Question 47

Which of the following is an asexual reproductive method that utilizes mitosis?

Accepted Answer

Budding

Answer

Pollination

Answer

Gamete Production

Question 48

What is the primary function of centromeres in the process of chromosome segregation during mitosis?

Accepted Answer

Spindle Fiber Attachment Points

Answer

Gene Regulation

Answer

DNA Replication Initiation

Answer

Protein Synthesis

Question 49

During which phase of mitosis do the sister chromatids separate and move to opposite poles of the cell?

Accepted Answer

Anaphase

Answer

Telophase

Answer

Prophase

Answer

Metaphase

Question 50

Which of the following statements is TRUE about meiosis?

Accepted Answer

Meiosis results in four haploid daughter cells.

Answer

Meiosis produces genetically identical daughter cells.

Answer

Meiosis occurs in somatic (body) cells.

Answer

Meiosis is a process of asexual reproduction.

Question 51

A cell containing 20 chromosomes undergoes mitosis. How many chromosomes will each daughter cell have?

Accepted Answer

20

Answer

10

Answer

5

Answer

40

Question 52

Crossing over, a significant event in meiosis, occurs during which stage?

Accepted Answer

Prophase I

Answer

Metaphase I

Answer

Anaphase I

Answer

Prophase II

Question 53

A scientist observes a cell with duplicated chromosomes aligned along the equator. Which stage of cell division is this cell most likely in?

Accepted Answer

Metaphase

Answer

Telophase

Answer

Anaphase

Answer

Prophase

Question 54

Which of the following is NOT a function of mitosis?

Accepted Answer

Production of gametes (sperm and egg cells)

Answer

Replacement of worn-out cells

Answer

Growth and development of an organism

Answer

Repair of damaged tissues

Question 55

A diploid cell containing 16 chromosomes undergoes meiosis. How many chromosomes will each resulting gamete possess?

Accepted Answer

8

Answer

4

Answer

16

Answer

32

Question 56

Why is the pairing of homologous chromosomes during meiosis significant?

Accepted Answer

It allows for crossing over, leading to genetic recombination.

Answer

It ensures each daughter cell receives an identical set of chromosomes.

Answer

It increases the total number of chromosomes in the daughter cells.

Answer

It separates sister chromatids to opposite poles of the cell.

Question 57

If a mutation occurs in a gene during DNA replication before mitosis, how many daughter cells will inherit this mutation?

Accepted Answer

2

Answer

None

Answer

4

Answer

1

Question 58

Which of the following processes contributes most significantly to genetic diversity in sexually reproducing organisms?

Accepted Answer

Independent assortment of chromosomes during meiosis

Answer

Growth of the cell during G1 phase

Answer

Cytokinesis, the division of the cytoplasm

Answer

Replication of DNA during interphase