Cell Division MCQ (Multiple Choice Questions and Answers)
Q1. Cell division was first studied by
- Leeuwenhoek
- Virchow
- Prevost and Dumas
- Flemming
Answer: 3
Q2. Who found that new cells develop from pre-existing cells
- Remak
- Virchow
- Prevost and Dumas
- Strasburger
Answer: 1
Q3. Cell lineage theory was proposed by
- Strasburger
- Virchow
- Winiwater
- Van Beneden
Answer: 2
Q4. Nucleus develops from a pre-existing nucleus. The finding was made by
- Farmer and Moore
- Winiwater
- Sutton
- Strasburger
Answer: 4
Q5. A mitogen of plant origin is
- Colchicine
- Epidermal growth factor
- Cytokinin
- Lymphokine
Answer: 3
Q6. A mitogen of plant origin is
- Cyanide
- Azide
- Chalone
- Platelet derived growth factor
Answer: 4
Q7. Which one is not a mitogen
- Epidermal growth factor
- Platelet derived growth factor
- Lymphokine
- None of the above
Answer: 4
Q8. Colchicine is
- Mitotic poison
- Prophase poison
- Cytokinesis poison
- None of the above
Answer: 1
Q9. Colchicine prevents
- Inter phase
- Completion of metaphase
- Condensation of chromosomes
- Replication of chromosomes
Answer: 2
Q10. Autumn Crocus is source of
- Azides
- Chalones
- Colchicines
- Cytokinin
Answer: 3
Q11. Which one induces cell division
- Critical decrease in surface volume ratio
- Critical decrease in nucleocytoplasmic or Kernplasma ratio
- Both A and B
- Decrease in cell size
Answer: 3
Q12. The term mitosis was introduced by
- Watson and Crick
- Beadle and Tatum
- Farmer and Moore
- Flemming
Answer: 4
Q13. Abnormal unlimited and uncontrolled cell division results in
- Pleurisy
- Cancer
- Tumor
- Asphyxia
Answer: 3
Q14. Colchicine results in doubling of chromosome number because of
- Non formation of spindle
- Double replication of chromosomes
- Non pairing of chromosomes
- Splitting of chromosomes
Answer: 1
Q15. Generation time represents period of
- Cell cycle
- Inter phase
- M-phase
- S-phase
Answer: 1
Q16. Which one is the longest phase of cell cycle
- Prophase
- Telophase
- G1-phase
- G2-phase
Answer: 3
Q17. Invisible stage of M-phase is
- G1-phase
- S-phase
- G2-phase
- G0-phase
Answer: 2
Q18. Inter mitosis is
- Stage between meiosis I and meiosis II
- Stage between two mitotic divisions
- Inter phase
- Both B and C
Answer: 4
Q19. Which one is stored in G1– phase
- ATP
- Tubulin
- Histone
- All the above
Answer: 1
Q20. Centriole replication occurs in
- Early prophase
- G1-phase
- S-phase
- G0-phase
Answer: 3
Q21. Post-mitotic phase is
- G0-phase
- G1-phase
- S-phase
- G2-phase
Answer: 2
Q22. Cell cycle was discovered by
- Farmer and Moore
- Prevost and Dumas
- Howard and Pelc
- Remak
Answer: 3
Q23. Decision of G0-phase occurs
- Towards the end of G1-phase
- Before middle of G1-phase
- At the end of telophase
- Towards end of cytokinesis
Answer: 2
Q24. Which specific protein is formed in G2-phase
- Histone
- DNA-polymerase
- Scaffold proteins
- Tubulin
Answer: 4
Q25. The stage at which DNA/chromosome replication occurs is
- Prophase
- Inter phase
- Metaphase
- Previous telophase
Answer: 2
Q26.Each cell grows during the cell cycle in
- Inter phase
- Prophase
- Metaphase
- Anaphase
Answer. 1
Q27. The cell size doubles in a stage of cell cycle called
- M
- G2
- S
- G1
Answer: 4
Q28. The decision for cell division is taken
- Before the start of prophase
- G1-phase
- S-phase
- G2-phase
Answer: 2
Q29. Chromatin fibres are observed only the
- Prophase
- Metaphase
- Telophase
- Inter phase
Answer: 4
Q30. Chromosome replication occurs during
- Metaphase
- S-phase
- Anaphase
- G2-phase
Answer: 2
Q31. It is very difficult to stop cell division when the cell has entered
- G1-phase
- G2-phase
- S-phase
- Prophase
Answer: 3
Q32. At the time of fission, meganucleus of paramecium undergoes
- Dispersion
- Mitosis
- Amitosis
- Budding
Answer: 3
Q33. Amitosis occurs during cell division in
- Foetal membranes
- Endosperm
- Cartilage cells
- All the above
Answer: 4
Q34. The division in which chromosomes do not differentiate is
- Amitosis
- Free nuclear division
- Intra nuclear division
- All the above
Answer: 1
Q35. Amitosis was discovered by Remak in
- 1841
- 1855
- 1880
- 1905
Answer: 2
Q36. Dividing animals cells become nearly rounded in
- Inter phase
- Early prophase
- Late prophase
- Metaphase
Answer: 2
Q37.When do viscosity and refractivity of cytoplasm increase
- G1– phase
- S-phase
- Prophase
- Metaphase
Answer: 3
Q38. Congression occurs during
- Early prophase
- Late prophase
- Early metaphase
- Late metaphase
Answer: 3
Q39. In mitotic metaphase the limbs of the chromosomes occur
- On the equator
- In different directions
- In divaricate condition
- All the above
Answer: 2
Q40. Phase of shortest duration is
- Prophase
- Metaphase
- Anaphase
- S-phase
Answer: 3
Q41. In animal cytokinesis, cleavage occurs with the help of
- Microtubules
- Spindle fibres
- Microfibrils
- Microfilament
Answer: 4
Q42. A mid body is formed during
- Animal cytokinesis
- Plant cytokinesis
- Metaphase
- Both A and B
Answer: 1
Q43. After mitosis, the number of chromosomes in the daughter cells shall be
- One fourth of parent cell
- One half of parent cell
- Twice of the parent cell
- Same as the parent cell
Answer: 4
Q44. The centromere does not divide till the end of metaphase. This is important because centromere
- Is connected with nuclear envelope
- Produces spindle fibres
- Contains genes that control prophase and metaphase
- Holds the replicated DNAs together
Answer: 4
Q45. Microtubules appearing around centriole pair in the beginning of prophase in animal cells from
- Spindle
- Aster
- Spindle pole
- Chromosome fibres
Answer: 2
Q46. The stage at which cytokinesis begins in plant cells in
- Anaphase
- Telophase
- G0 phase
- Inter phase
Answer: 1
Q47. The stage at which cleavage or cytokinesis begins in animal cells is
- Anaphase
- Telophase
- G0 phase
- Inter phase
Answer: 1
Q48. A circle of vesicles appears at the equator of spindle towards the end of anaphase. It will form
- Cleavage furrow
- Phragmoplast
- Cell plate
- Middle lamella
Answer: 3
Q49. The correct sequence of different phases of mitosis is
- Anaphase → Metaphase → Prophase → Telophase → Inter phase
- Inter phase → Telophase → Metaphase → Anaphase → Prophase
- Metaphase → Anaphase → Telophase → Prophase
- Inter phase → Prophase → Metaphase → Anaphase → Telophase
Answer: 4
Q50. Which one of the organelles is responsible for the formation of aster in cell division
- Ribosome
- Centrosome
- Lysosome
- Chromosome
Answer: 2
Q51. Region of chromosome where force is exerted during chromatid separation is
- Telomere
- Centromere
- Chromomere
- Chromonemata
Answer: 2
Q52. Separation of chromosome daughters takes place at
- Telophase
- Metaphase
- Anaphase
- Prophase
Answer: 3
Q53. Mitosis takes place in
- All types of cells expect those involved in gamete formation
- Gonads
- Axillary buds situated near the apical bud
- Cells of mature leaf
Answer: 1
Q54. Plant and animal cell divisions differ in
- Cell plate
- Prophase
- Telophase
- Metaphase
Answer: 1
Q55. Cytoplasmic structures involved in cell division are
- Mitochondria
- Ribosomes
- Lysosomes
- Centrioles
Answer: 4
Q56. Which one occurs once in life cycle
- Replication
- Replication of chromosomes
- Meiosis
- Mitosis
Answer: 3
Q57. Bouquet stage occurs during
- Leptotene
- Zygotene
- Pachytene
- Diplotene
Answer: 1
Q58. Synapsis of homologous chromosomes was first observed by
- Winiwater
- Montgomery
- Johanssen
- Zickler
Answer: 2
Q59. Synaptinemal complex is found associated with
- Paired meiotic chromosomes
- Lampbrush chromosomes
- Polytene chromosomes
- Mitotic chromosomes
Answer: 1
Q60. The transition between meiosis I and meiosis II is
- Inter phase
- Inter kinesis
- Telophase
- Prophase
Answer: 2