BioBot

Online

Hi! I'm your AI biology assistant.

Ask me anything about the curriculum, biological processes, or concepts.

Class 10/Question Bank

Cell Cycle and Cell Divisions

Questions on Cell Cycle and Cell Divisions

Cell Cycle and Cell Division - Question Paper

Section A: Multiple Choice Questions (MCQs) - 100 Questions

Choose the correct answer from the given options.

The cell cycle is an ordered series of events that leads to: a) Cell death b) Cell division and DNA duplication c) Protein synthesis only d) RNA formation

Which phase of the cell cycle is the longest? a) G1 phase b) S phase c) Interphase d) M phase

During which phase does DNA replication occur? a) G1 phase b) S phase c) G2 phase d) M phase

What happens during G1 phase? a) DNA replication b) Cell grows and synthesizes proteins c) Cell division d) Nuclear envelope breaks down

The G2 phase is characterized by: a) DNA replication b) Cell growth and protein production for division c) Chromosome condensation d) Spindle fiber formation

Mitosis results in how many daughter cells? a) One b) Two c) Three d) Four

The daughter cells produced by mitosis are: a) Genetically different b) Genetically identical c) Haploid d) Polyploid

During which stage of mitosis do chromosomes become visible? a) Prophase b) Metaphase c) Anaphase d) Telophase

The metaphase plate is located at: a) The poles of the cell b) The nuclear envelope c) The equator of the cell d) The cytoplasm

Sister chromatids separate during: a) Prophase b) Metaphase c) Anaphase d) Telophase

The nuclear envelope re-forms during: a) Prophase b) Metaphase c) Anaphase d) Telophase

Cytokinesis refers to: a) Nuclear division b) Chromosome condensation c) Division of cytoplasm d) DNA replication

Meiosis reduces chromosome number by: a) One-fourth b) Half c) Three-fourths d) Double

Meiosis produces how many cells? a) Two b) Three c) Four d) Eight

The cells produced by meiosis are: a) Diploid b) Haploid c) Triploid d) Tetraploid

Homologous chromosomes are: a) Identical chromosomes b) Chromosomes with same genes from both parents c) Sister chromatids d) Unpaired chromosomes

Crossing over occurs during: a) Mitosis b) Prophase I of meiosis c) Metaphase II of meiosis d) Interphase

Crossing over results in: a) Cell death b) Genetic recombination c) DNA damage d) Chromosome loss

Which process is responsible for growth and repair? a) Meiosis b) Mitosis c) Crossing over d) Fertilization

Sexual reproduction involves: a) Mitosis only b) Meiosis only c) Both mitosis and meiosis d) Neither mitosis nor meiosis

Spindle fibers begin to form during: a) Interphase b) Prophase c) Metaphase d) Telophase

The process of chromosome condensation occurs in: a) G1 phase b) S phase c) G2 phase d) Prophase

How many divisions occur in mitosis? a) One b) Two c) Three d) Four

How many divisions occur in meiosis? a) One b) Two c) Three d) Four

Asexual reproduction involves: a) Mitosis b) Meiosis c) Fertilization d) Crossing over

The chromosome number remains the same in: a) Mitosis b) Meiosis c) Both d) Neither

Genetic variation is produced in: a) Mitosis only b) Meiosis only c) Both mitosis and meiosis d) Neither

The equatorial plate is formed during: a) Prophase b) Metaphase c) Anaphase d) Telophase

Sister chromatids are held together by: a) Spindle fibers b) Centromeres c) Nuclear envelope d) Cytoplasm

The longest phase of mitosis is: a) Prophase b) Metaphase c) Anaphase d) Telophase

DNA synthesis occurs during which phase? a) G1 b) S c) G2 d) M

The cell checkpoint that ensures DNA has been replicated occurs at: a) G1/S boundary b) S/G2 boundary c) G2/M boundary d) M/G1 boundary

Centrioles duplicate during: a) G1 phase b) S phase c) G2 phase d) M phase

The shortest phase of mitosis is: a) Prophase b) Metaphase c) Anaphase d) Telophase

Chromosomes are most condensed during: a) Prophase b) Metaphase c) Anaphase d) Telophase

The mitotic spindle is fully formed during: a) Prophase b) Metaphase c) Anaphase d) Telophase

Chromosome movement to poles occurs during: a) Prophase b) Metaphase c) Anaphase d) Telophase

Nuclear envelope breakdown occurs during: a) Prophase b) Metaphase c) Anaphase d) Telophase

The first phase of meiosis is: a) Prophase I b) Metaphase I c) Anaphase I d) Telophase I

Independent assortment occurs during: a) Prophase I b) Metaphase I c) Anaphase I d) Telophase I

Homologous chromosomes separate during: a) Anaphase I b) Anaphase II c) Metaphase I d) Metaphase II

Sister chromatids separate during meiosis in: a) Anaphase I b) Anaphase II c) Metaphase I d) Metaphase II

The reduction division in meiosis occurs during: a) Meiosis I b) Meiosis II c) Both divisions d) Neither division

Synapsis occurs during: a) Prophase I b) Metaphase I c) Prophase II d) Metaphase II

Bivalents are formed during: a) Mitosis b) Meiosis I c) Meiosis II d) Interphase

The number of chromatids in a bivalent is: a) Two b) Three c) Four d) Eight

Chiasmata are points where: a) Spindle fibers attach b) Crossing over occurs c) Chromosomes break d) Centromeres divide

Gametes are produced by: a) Mitosis b) Meiosis c) Binary fission d) Budding

The diploid number in humans is: a) 23 b) 46 c) 48 d) 44

The haploid number in humans is: a) 23 b) 46 c) 48 d) 44

Somatic cells undergo: a) Mitosis b) Meiosis c) Both d) Neither

Germ cells undergo: a) Mitosis only b) Meiosis only c) Both mitosis and meiosis d) Neither

The cell cycle checkpoint that prevents damaged DNA from being passed to daughter cells occurs at: a) G1/S b) Intra-S c) G2/M d) All of the above

Cyclin proteins regulate: a) DNA replication b) Cell cycle progression c) Chromosome condensation d) Spindle formation

The point of no return in the cell cycle is: a) Start point b) Restriction point c) G2/M checkpoint d) Spindle checkpoint

Apoptosis is: a) Cell division b) Cell growth c) Programmed cell death d) DNA repair

Cancer is characterized by: a) Controlled cell division b) Uncontrolled cell division c) No cell division d) Slow cell division

Tumor suppressor genes: a) Promote cell division b) Inhibit cell division c) Have no effect on cell division d) Only work in cancer cells

Oncogenes: a) Prevent cancer b) Promote cancer c) Have no relation to cancer d) Only exist in normal cells

The G0 phase is: a) Part of mitosis b) A resting phase c) DNA replication phase d) Cell division phase

Cells that never divide are in: a) G1 phase b) S phase c) G2 phase d) G0 phase

The spindle checkpoint ensures: a) DNA replication is complete b) All chromosomes are attached to spindle c) Cell size is adequate d) Nutrients are sufficient

Polyploidy results from errors in: a) DNA replication b) Chromosome separation c) Protein synthesis d) Cell metabolism

Nondisjunction can occur during: a) Mitosis only b) Meiosis only c) Both mitosis and meiosis d) Neither process

Down syndrome results from: a) Missing chromosome b) Extra chromosome 21 c) Broken chromosome d) Inverted chromosome

Klinefelter syndrome has the karyotype: a) 45,X b) 47,XXY c) 47,XYY d) 46,XX

Turner syndrome has the karyotype: a) 45,X b) 47,XXY c) 47,XYY d) 46,XY

Meiotic arrest occurs in: a) Male gametes only b) Female gametes only c) Both male and female gametes d) Neither male nor female gametes

Oogenesis involves: a) Mitosis only b) Meiosis only c) Both mitosis and meiosis d) Neither process

Spermatogenesis involves: a) Mitosis only b) Meiosis only c) Both mitosis and meiosis d) Neither process

The primary oocyte is arrested in: a) Prophase I b) Metaphase I c) Prophase II d) Metaphase II

The secondary oocyte is arrested in: a) Prophase I b) Metaphase I c) Prophase II d) Metaphase II

Fertilization triggers completion of: a) Meiosis I b) Meiosis II c) Mitosis d) DNA replication

The first polar body is produced after: a) Meiosis I b) Meiosis II c) Fertilization d) Mitosis

How many functional gametes are produced from one primary spermatocyte? a) One b) Two c) Three d) Four

How many functional gametes are produced from one primary oocyte? a) One b) Two c) Three d) Four

Polar bodies eventually: a) Become eggs b) Become sperm c) Degenerate d) Divide further

The acrosome reaction occurs in: a) Eggs b) Sperm c) Somatic cells d) Polar bodies

Capacitation occurs in: a) Eggs b) Sperm c) Somatic cells d) Polar bodies

The cortical reaction prevents: a) Fertilization b) Polyspermy c) Implantation d) Development

Parthenogenesis is: a) Sexual reproduction b) Asexual reproduction c) Fertilization d) Meiosis

Alternation of generations involves: a) Only diploid phases b) Only haploid phases c) Both diploid and haploid phases d) Neither phase

In plants, the sporophyte is: a) Haploid b) Diploid c) Triploid d) Polyploid

In plants, the gametophyte is: a) Haploid b) Diploid c) Triploid d) Polyploid

Spores are produced by: a) Mitosis b) Meiosis c) Fertilization d) Budding

Gametes are produced by: a) Mitosis b) Meiosis c) Both processes d) Neither process

Double fertilization occurs in: a) Animals b) Fungi c) Flowering plants d) Bacteria

The endosperm is: a) Diploid b) Triploid c) Haploid d) Tetraploid

Vegetative reproduction involves: a) Mitosis b) Meiosis c) Fertilization d) Spore formation

Binary fission occurs in: a) Animals b) Plants c) Bacteria d) Fungi

Budding is a form of: a) Sexual reproduction b) Asexual reproduction c) Meiosis d) Fertilization

Fragmentation and regeneration occur in: a) Simple organisms b) Complex organisms c) Only plants d) Only animals

Clone formation involves: a) Sexual reproduction b) Asexual reproduction c) Meiosis d) Fertilization

Identical twins result from: a) Two eggs fertilized separately b) One embryo splitting c) Nondisjunction d) Polyploidy

Fraternal twins result from: a) Two eggs fertilized separately b) One embryo splitting c) Nondisjunction d) Polyploidy

Stem cells are characterized by: a) Inability to divide b) Ability to differentiate c) Short lifespan d) Specific function

Totipotent cells can: a) Form any cell type b) Form limited cell types c) Not divide d) Only form gametes

Pluripotent cells can: a) Form any cell type including extraembryonic b) Form most cell types but not extraembryonic c) Form only one cell type d) Not differentiate

Cell differentiation involves: a) Changes in DNA sequence b) Changes in gene expression c) Loss of chromosomes d) Gain of chromosomes

Senescence refers to: a) Cell division b) Cell aging c) Cell death d) Cell growth

Section B: One Mark Questions - 100 Questions

Answer in one word or one sentence.

Name the longest phase of the cell cycle.

What does S phase stand for?

During which phase does DNA replication occur?

Name the process of cytoplasm division.

How many daughter cells are produced by mitosis?

How many daughter cells are produced by meiosis?

What type of cells does mitosis produce - haploid or diploid?

What type of cells does meiosis produce - haploid or diploid?

In which phase do chromosomes become visible?

Where do chromosomes align during metaphase?

When do sister chromatids separate in mitosis?

When does the nuclear envelope reform?

What are homologous chromosomes?

Define crossing over.

In which phase of meiosis does crossing over occur?

What is the result of crossing over?

Name the process responsible for growth and repair.

Name the process involved in sexual reproduction.

How many divisions occur in mitosis?

How many divisions occur in meiosis?

What is cytokinesis?

What is a bivalent?

What are chiasmata?

What is synapsis?

Define gametes.

What is the diploid chromosome number in humans?

What is the haploid chromosome number in humans?

What type of division do somatic cells undergo?

What type of division do germ cells undergo?

What is apoptosis?

What is the G0 phase?

What are cyclins?

What is nondisjunction?

What causes Down syndrome?

What is the karyotype for Turner syndrome?

What is the karyotype for Klinefelter syndrome?

What is oogenesis?

What is spermatogenesis?

Where is the primary oocyte arrested?

Where is the secondary oocyte arrested?

What triggers completion of meiosis II in the egg?

How many functional sperm are produced from one primary spermatocyte?

How many functional eggs are produced from one primary oocyte?

What happens to polar bodies?

What is parthenogenesis?

What is alternation of generations?

What is the ploidy of sporophyte in plants?

What is the ploidy of gametophyte in plants?

How are spores produced?

What is double fertilization?

What is the ploidy of endosperm?

What type of reproduction is budding?

What is binary fission?

What are clones?

How do identical twins form?

How do fraternal twins form?

What are stem cells?

What are totipotent cells?

What are pluripotent cells?

What is cell differentiation?

What is senescence?

What is the metaphase plate?

What holds sister chromatids together?

What is the spindle checkpoint?

What are oncogenes?

What are tumor suppressor genes?

What is cancer?

What is polyploidy?

What is the restriction point?

What is the acrosome reaction?

What is capacitation?

What is the cortical reaction?

What prevents polyspermy?

What is vegetative reproduction?

What is fragmentation?

What is regeneration?

What is clone formation?

What is meiotic arrest?

What are centrioles?

When do centrioles duplicate?

What is the equatorial plate?

What is independent assortment?

What is reduction division?

What is the first polar body?

What is the second polar body?

What is fertilization?

What is implantation?

What is development?

What is growth?

What is repair?

What is replacement?

What is reproduction?

What is inheritance?

What is variation?

What is recombination?

What is segregation?

What is assortment?

What is linkage?

What is mutation?

What is evolution?

Section C: Two Marks Questions - 100 Questions

Answer in 2-3 sentences or provide brief explanations.

Explain the significance of interphase in the cell cycle.

Describe what happens during G1 phase.

Explain the importance of S phase.

Describe the events of G2 phase.

Compare the duration of interphase with mitotic phase.

Explain why interphase is crucial for successful cell division.

Describe the events of prophase in mitosis.

Explain what happens during metaphase.

Describe the process of anaphase.

Explain the events of telophase.

Compare prophase and telophase.

Explain the relationship between mitosis and cytokinesis.

Describe the significance of mitosis in growth.

Explain how mitosis contributes to repair.

Describe the role of mitosis in asexual reproduction.

Compare mitosis in plant and animal cells.

Explain the formation of the mitotic spindle.

Describe the role of centromeres in mitosis.

Explain chromosome condensation during mitosis.

Describe the importance of chromosome alignment.

Explain the difference between meiosis I and meiosis II.

Describe the significance of homologous chromosomes.

Explain the process of synapsis.

Describe crossing over and its importance.

Explain independent assortment.

Describe the formation of bivalents.

Explain the significance of chiasmata.

Describe reduction division.

Explain genetic recombination in meiosis.

Compare sister chromatids and homologous chromosomes.

Describe the differences between diploid and haploid cells.

Explain the role of meiosis in sexual reproduction.

Compare the outcomes of mitosis and meiosis.

Describe the cellular differences after mitosis and meiosis.

Explain the importance of chromosome number reduction.

Describe how meiosis contributes to genetic variation.

Explain the concept of genetic diversity.

Describe the role of crossing over in evolution.

Explain the significance of independent assortment in inheritance.

Compare the genetic content of parent and daughter cells in both processes.

Describe the cell cycle checkpoints.

Explain the G1/S checkpoint.

Describe the spindle checkpoint.

Explain the role of cyclins in cell cycle control.

Describe what happens when checkpoints fail.

Explain the relationship between cell cycle and cancer.

Describe apoptosis and its importance.

Explain the difference between apoptosis and necrosis.

Describe the G0 phase and its significance.

Explain why some cells never divide.

Describe nondisjunction and its consequences.

Explain how chromosomal disorders arise.

Describe Down syndrome and its cause.

Explain Turner syndrome.

Describe Klinefelter syndrome.

Explain the effects of aneuploidy.

Describe polyploidy and its occurrence.

Explain the difference between monosomy and trisomy.

Describe how nondisjunction can occur in meiosis.

Explain the consequences of nondisjunction in mitosis.

Describe gametogenesis in males.

Explain oogenesis in females.

Compare spermatogenesis and oogenesis.

Describe the formation of polar bodies.

Explain meiotic arrest in female gametes.

Describe the timing of meiosis in male and female gametes.

Explain the difference in gamete production between males and females.

Describe the role of hormones in gametogenesis.

Explain the significance of unequal division in oogenesis.

Describe the fate of polar bodies.

Explain fertilization as a cellular process.

Describe the restoration of diploid number after fertilization.

Explain the role of meiosis in life cycles.

Describe alternation of generations.

Explain the diploid and haploid phases in plant life cycles.

Describe sporogenesis in plants.

Explain the formation of male and female gametes in plants.

Describe double fertilization in flowering plants.

Explain the significance of endosperm formation.

Compare sexual and asexual reproduction at the cellular level.

Describe vegetative reproduction.

Explain binary fission in prokaryotes.

Describe budding as a form of reproduction.

Explain fragmentation and regeneration.

Describe the advantages and disadvantages of asexual reproduction.

Explain the advantages and disadvantages of sexual reproduction.

Describe the formation of identical twins.

Explain the formation of fraternal twins.

Describe stem cells and their properties.

Explain the difference between totipotent and pluripotent cells.

Describe cell differentiation.

Explain the role of gene expression in cell differentiation.

Describe cellular senescence.

Explain the relationship between aging and cell division.

Describe the Hayflick limit.

Explain telomeres and their role in aging.

Describe cancer as a disease of cell division.

Explain oncogenes and tumor suppressor genes.

Describe metastasis at the cellular level.

Explain the importance of understanding cell division for medicine.

Section D: Three Marks Questions - 50 Questions

Provide detailed explanations with examples where appropriate.

Describe the complete cell cycle with its phases and explain the importance of each phase in preparing the cell for division.

Explain the detailed process of mitosis, describing each stage and its significance in maintaining chromosome number.

Compare and contrast mitosis and meiosis, highlighting their differences in terms of purpose, process, and outcomes.

Describe the process of meiosis in detail, explaining how it leads to genetic variation and the formation of gametes.

Explain the significance of crossing over in meiosis and how it contributes to genetic diversity and evolution.

Describe the cell cycle checkpoints and explain how they prevent errors in cell division and their role in preventing cancer.

Explain the process of gametogenesis in both males and females, highlighting the differences and similarities.

Describe chromosomal disorders that result from errors in meiosis, explaining their causes and consequences with examples.

Explain the concept of alternation of generations in plants and describe how it relates to cell division processes.

Describe the role of cell division in growth, repair, and reproduction, providing specific examples for each.

Explain how cancer develops as a result of uncontrolled cell division and describe the molecular basis of cancer.

Describe the importance of cell cycle regulation and explain what happens when this regulation breaks down.

Explain the process of fertilization and describe how it restores the diploid chromosome number and initiates development.

Describe stem cells, their types, and their role in development and medical applications.

Explain the relationship between cell division and aging, describing the mechanisms that limit cell division.

Describe the differences between sexual and asexual reproduction at the cellular level and explain their evolutionary significance.

Explain the molecular mechanisms that control cell division, including the role of cyclins and checkpoints.

Describe how environmental factors can affect cell division and lead to mutations or cancer.

Explain the importance of DNA repair mechanisms and how they relate to cell division and cancer prevention.

Describe the process of apoptosis and explain its importance in development and disease prevention.

Explain how chromosomes are organized and behave during cell division, including the role of the spindle apparatus.

Describe the differences in cell division between prokaryotes and eukaryotes.

Explain the concept of ploidy and describe how changes in chromosome number affect organisms.

Describe the role of cell division in immune system function and explain how immune cells reproduce.

Explain how plant cell division differs from animal cell division and describe the unique features of plant cell division.

Describe the relationship between cell size and cell division, explaining the factors that trigger cell division.

Explain the process of regeneration in organisms and describe the role of cell division in this process.

Describe how hormones regulate cell division and provide examples from both plants and animals.

Explain the concept of cell senescence and describe its role in aging and cancer prevention.

Describe the evolutionary significance of sexual reproduction and explain how meiosis contributes to evolutionary success.

Explain how errors in cell division can lead to genetic disorders and describe methods to detect these disorders.

Describe the role of cell division in wound healing and tissue repair, explaining the different phases involved.

Explain the concept of totipotency and pluripotency, describing their importance in development and regenerative medicine.

Describe how cell division is regulated during development and explain the concept of developmental checkpoints.

Explain the relationship between nutrition and cell division, describing how nutrient availability affects cell cycle progression.

Describe the role of oxygen in cell division and explain how hypoxia affects cell cycle progression.

Explain how radiation and chemicals can affect cell division and describe the mechanisms of mutagenesis.

Describe the process of tissue formation through cell division and differentiation during embryonic development.

Explain the concept of contact inhibition and describe its role in controlling cell division in tissues.

Describe how viruses can affect cell division and explain the relationship between viral infections and cancer.

Explain the role of telomeres in cell division and describe how telomerase activity affects cellular lifespan.

Describe the process of meiotic drive and explain how it can affect inheritance patterns.

Explain the concept of hybrid vigor and describe how it relates to genetic variation produced by sexual reproduction.

Describe the role of cell division in plant growth and development, including the function of meristematic tissues.

Explain how cell division contributes to homeostasis in multicellular organisms.

Describe the differences between normal cell division and cancer cell division, explaining the loss of growth control.

Explain the role of cell division in the life cycles of different organisms, providing examples from various kingdoms.

Describe how cell division patterns contribute to the formation of different tissue types and organ systems.

Explain the relationship between cell division and metabolism, describing how energy requirements change during the cell cycle.

Describe the future prospects of cell division research and its potential applications in medicine and biotechnology.

Cite:Titas Mallick. "Cell Cycle and Cell Divisions" in BioNotes.

source:

/Class-10/Question-Bank/1_1_Cell_Cycle_and_Cell_Division_Question.mdx

Antibiotics and Vaccines - Competency Based & Assertion-Reasoning Questions

Practice questions testing deep understanding of antibiotic resistance and immunization principles.

Structure of Chromosome

Questions on Structure of Chromosome

On this page

Cell Cycle and Cell Division - Question Paper Section A: Multiple Choice Questions (MCQs) - 100 Questions Section B: One Mark Questions - 100 Questions Section C: Two Marks Questions - 100 Questions Section D: Three Marks Questions - 50 Questions