This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Biology > Class 11 Biology Chapter 10 Cell Cycle And Cell Division – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 10 Cell Cycle And Cell Division Quiz 4 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Anaphase Promoting Complex (APC) is a protein degradation machinery necessary for proper mitosis of animal cells. If APC is defective in a human cell, which of the following is expected to occur? A) Chromosomes will not condense. B) Chromosomes will be fragmented. C) Chromosomes will not segregate. D) Recombination of chromosome arms will occur. Show Answer Correct Answer: C) Chromosomes will not segregate. 2. True or False? A tightly wound bundle of DNA is a chromosome. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: B) True. 3. What is the primary purpose of the G$_{1}$ phase in the cell cycle? A) DNA replication. B) Cell growth and preparation for DNA synthesis. C) Cell division. D) Protein synthesis. Show Answer Correct Answer: B) Cell growth and preparation for DNA synthesis. 4. Most cells in an organism go through a cycle of growth, development, and division called the ..... A) Cell cycle. B) Mitosis. C) Cytokinesis. D) Multicellular organism. Show Answer Correct Answer: A) Cell cycle. 5. All cells except sex cells (also known as gamete like sperm and egg); diploid cells; result of mitosis A) Somatic. B) Interphase. C) G0. D) Haploid. Show Answer Correct Answer: A) Somatic. 6. What is the end product of cytokinesis? A) Two identical sister chromatids. B) Two condensed chromosomes. C) Two identical daughter cells. D) Two unique sister cells. Show Answer Correct Answer: C) Two identical daughter cells. 7. Medical researchers are interested in stem cells because they? A) Are found in all types of tissues. B) Can produce different cells types. C) Are highly specialized. D) Are found only in embryos. Show Answer Correct Answer: B) Can produce different cells types. 8. Non-cancerous tumors are called ..... Cancerous tumors are called ..... A) Benign ; malignant. B) Metastatic ; malignant. C) Benign ; metastatic. D) Malignant ; benign. Show Answer Correct Answer: A) Benign ; malignant. 9. Which stage of the cell cycle usually lasts the longest? A) Interphase. B) Cytokenesis. C) Prophase. D) Telophase. Show Answer Correct Answer: A) Interphase. 10. Which is NOT a phase of the cell cycle A) Telophase. B) Anaphase. C) Monophase. D) Interphase. Show Answer Correct Answer: C) Monophase. 11. What is the correct order for the cell cycle? A) Interphase, mitosis, cytokinesis. B) Mitosis, interphase, cytokinesis. C) Cytokinesis, mitosis, interphase. D) Interphase, cytokinesis, mitosis. Show Answer Correct Answer: A) Interphase, mitosis, cytokinesis. 12. What are kinetochores? A) Microtubules extend from each centrosome towards the edge of the cell. B) A patch of protein found on the centromere of each sister chromatid. C) The regions of DNA where the sister chromatids are most tightly connected. D) An organelle responsible for photosynthesis. Show Answer Correct Answer: B) A patch of protein found on the centromere of each sister chromatid. 13. Which of the following is responsible for making sure that the cell is ready to divide A) G2 checkpoint. B) G1 checkpoint. C) M checkpoint. D) G0 checkpoint. Show Answer Correct Answer: A) G2 checkpoint. 14. What is the main purpose of cell division in organisms? A) To repair and regenerate tissues. B) To maintain homeostasis. C) To create genetic diversity. D) To produce energy. Show Answer Correct Answer: A) To repair and regenerate tissues. 15. What types of cells go through mitosis? A) Eukaryotes. B) Prokaryotes. C) Bacteria. D) None of the above. Show Answer Correct Answer: A) Eukaryotes. 16. Sister chromatids are held together by a structure called the A) Cytokinesis. B) Cellulose. C) Centromere. D) Chromatid. Show Answer Correct Answer: C) Centromere. 17. How many divisions are there in meiosis? A) Two. B) Four. C) One. D) Three. Show Answer Correct Answer: A) Two. 18. Organisms grow, develop, replace old or damaged cells, and produce ..... A) New cells. B) Mutated cells. C) Macromolecules. D) Mitosis. Show Answer Correct Answer: A) New cells. 19. In this stage, there are now 2 identical strands of DNA that ensure each new cell gets a copy of the original cell's genetic information. A) G1. B) S. C) G2. D) None of the above. Show Answer Correct Answer: B) S. 20. What stage of the cell cycle involves protein synthesis needed for cell division A) G2. B) G0. C) G1. D) G-TD. Show Answer Correct Answer: A) G2. 21. What happens during anaphase? A) Chromatids separate. B) Nuclear envelope reforms. C) Cytoplasm divides. D) Chromosomes condense. Show Answer Correct Answer: A) Chromatids separate. 22. How are your chromosomes inherited? A) Most of your chromosomes from your mother. B) Most of your chromosomes from your father. C) A random number of chromosomes from each parent. D) Half your chromosomes from your mother and half from your father. Show Answer Correct Answer: D) Half your chromosomes from your mother and half from your father. 23. Which of these parts of the cell cycle are arranged in the correct sequence? A) Metaphase$\rightarrow$ prophase$\rightarrow$ telophase. B) Mitosis$\rightarrow$ interphase$\rightarrow$ anaphase. C) Interphase$\rightarrow$ cytokinesis$\rightarrow$ mitosis. D) Anaphase$\rightarrow$ telophase$\rightarrow$ cytokinesis. Show Answer Correct Answer: D) Anaphase$\rightarrow$ telophase$\rightarrow$ cytokinesis. 24. Which stage of mitosis is characterized by the reformation of the nuclear envelope? A) Anaphase. B) Telophase. C) Metaphase. D) Prophase. Show Answer Correct Answer: B) Telophase. 25. Pairs of similar chromosomes are called ..... A) DNA. B) Homologous chromosomes. C) Cytokinesis. D) Chromosomes. Show Answer Correct Answer: B) Homologous chromosomes. 26. The process by which the cytoplasm of a eukaryotic cell divides to produce two cells is called A) Binary fission. B) Cytokinesis. C) Mitosis. D) Telophase. Show Answer Correct Answer: B) Cytokinesis. 27. When a normal gene is altered by mutation becomes an oncogene A) Proto-oncogene. B) Ras. C) Gain-of-Function Mutation. D) None of the above. Show Answer Correct Answer: A) Proto-oncogene. 28. TRUE OR FALSE:The two rod-like parts that make up a chromosome are called chromatids. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 29. A haploid sex cell is also known as a ..... A) Chromatid. B) Gamete. C) Autosome. D) Centromere. Show Answer Correct Answer: B) Gamete. 30. Which of the following is NOT a function of mitosis in humans? A) Repair of wounds. B) Multiplication of body cells. C) Growth. D) Production of reproductive cells. Show Answer Correct Answer: D) Production of reproductive cells. 31. Our DNA is located in the ..... of our cells. A) Mitochondria. B) Chloroplasts. C) Nucleus. D) Cytoplasm. Show Answer Correct Answer: C) Nucleus. 32. What is the acronym for mitosis? A) PTAM. B) PMAT. C) TAMP. D) None of the above. Show Answer Correct Answer: B) PMAT. 33. How does cytokinesis occur in animal cells? A) Through the elongation of spindle fibers. B) Through the formation of a cell plate. C) By the division of the nucleus. D) By the inward movement of the cell membrane. Show Answer Correct Answer: D) By the inward movement of the cell membrane. 34. Which part of the cell cycle is the longest? A) Mitosis. B) Cytokinesis. C) Interphase. D) Prophase. Show Answer Correct Answer: C) Interphase. 35. The process of crossing over is assisted by which of the following enzymes? A) Endonuclease. B) Polymerase. C) Ligase. D) Both (a) and(c). Show Answer Correct Answer: D) Both (a) and(c). 36. A cell spends most of its life in what stage? A) Telophase. B) Metaphase. C) Interphase. D) Anaphase. Show Answer Correct Answer: C) Interphase. 37. Two new daughter cells formed; occurs after mitosis A) Interphase. B) G0. C) Mitosis. D) Cytokinesis. Show Answer Correct Answer: D) Cytokinesis. 38. What would MOST LIKELY be produced when a cell with 8 chromosomes undergoes mitosis? A) Two cells with four chromosomes each. B) Two cells with eight chromosomes each. C) All the above. D) None of the above. Show Answer Correct Answer: B) Two cells with eight chromosomes each. 39. What happens to the chromosomes during metaphase? A) They decondense. B) They attach to microtubules and line up at the spindle equator. C) They are pulled to opposite poles. D) Their centromeres divide. Show Answer Correct Answer: B) They attach to microtubules and line up at the spindle equator. 40. Cyclin is a family of proteins that regulates what? A) Cell Cycle. B) Meiosis. C) Mitosis. D) Interphase. Show Answer Correct Answer: A) Cell Cycle. 41. What process involves the division of cell cytoplasm? A) Cytokinesis. B) Meiosis II. C) Meiosis I. D) Karyokinesis. Show Answer Correct Answer: A) Cytokinesis. 42. What is the process by which cells become different types of cells? A) Cytokinesis. B) Cell differentiation. C) Cell cycle. D) Mitosis. Show Answer Correct Answer: B) Cell differentiation. 43. The checkpoints that regulate the cell cycle can fail when ..... becomes damaged. A) DNA. B) Cell Membrane. C) Mitochondria. D) Ribosomes. Show Answer Correct Answer: A) DNA. 44. Eukaryotic cell division involves a series of events including cell growth and DNA duplication. This series of events is called A) Photosynthesis. B) Cell cycle. C) ATP cycle. D) Cellular respiration. Show Answer Correct Answer: B) Cell cycle. 45. The individual strands on duplicated chromosomes are called ..... A) Karyotypes. B) Daughters. C) Chromatids. D) Centromeres. Show Answer Correct Answer: C) Chromatids. 46. When cell division occurs, the new cells have combinations of new adn old cell parts. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 47. Which of these explain why cells do cell division? (Read ALL Answer choices!) A) Growth. B) Repair. C) Asexual Reproduction. D) ALL of these are correct. Show Answer Correct Answer: D) ALL of these are correct. 48. Sister chromatids are joined together at the ..... A) Centromere. B) Equator. C) Ends. D) Chromosome. Show Answer Correct Answer: A) Centromere. 49. When a patient's BLAST results have less nucleotides than it is supposed to (mutated) A) Substitution. B) Deletion. C) Addition. D) None of the above. Show Answer Correct Answer: B) Deletion. 50. What is the G-phase in the cell cycle? A) Synthesis phase, part of interphase. B) Mitosis phase. C) "Gap" or "growth" phase, part of interphase. D) Checkpoint phase. Show Answer Correct Answer: C) "Gap" or "growth" phase, part of interphase. 51. What imortant cellular process occurs during the S phase of the cell cycle? A) The S phase is not a part of the cell cycle. B) The cell pulls the chromosomes to either end for cell division. C) The cell lines it choromosomes up in the middle. D) The cell duplicated its DNA. Show Answer Correct Answer: D) The cell duplicated its DNA. 52. The sequence of growth and division of a cell A) Mitosis. B) Anaphase. C) Cancer. D) Cell cycle. Show Answer Correct Answer: D) Cell cycle. 53. Nuclear membrane reforms; chromosomes unwind. A) Metaphase. B) Telophase. C) Anaphase. D) Prophase. Show Answer Correct Answer: B) Telophase. 54. Which of the following is NOT a gamete (sex cell)? A) Egg. B) Sperm. C) Skin cell. D) All of the above are gametes. Show Answer Correct Answer: C) Skin cell. 55. Division of centromere and movement of sister chromatids away from each other takes place in: A) Prophase. B) Anaphase. C) Metaphase. D) Telophase. Show Answer Correct Answer: B) Anaphase. 56. The correct sequence of events in mitosis is: A) Prophase, metaphase, anaphase and telophase. B) Prophase, anaphase, metaphase and telophase. C) Melphose, anaphase, prophase and telophase. D) Telophase, anaphase, prophase, metaphase. Show Answer Correct Answer: A) Prophase, metaphase, anaphase and telophase. 57. Synaptonemal complex is visible from A) Zygotene through pachytene. B) Pachytene through diplotene. C) Diplotene through metaphase. D) Leptotene through diplotene. Show Answer Correct Answer: A) Zygotene through pachytene. 58. What is the main purpose of the cell cycle? A) To repair damaged cells. B) To produce new cells. C) To grow and develop. D) To replace old cells. Show Answer Correct Answer: B) To produce new cells. 59. Place the following terms from the least to most condensed(compact) version of genetic material. A) DNA$\rightarrow$Chromosome$\rightarrow$Chromatin. B) Chromosome$\rightarrow$DNA$\rightarrow$Chromatin. C) Chromosome$\rightarrow$Chromatin$\rightarrow$DNA. D) DNA$\rightarrow$Chromatin$\rightarrow$Chromosome. Show Answer Correct Answer: D) DNA$\rightarrow$Chromatin$\rightarrow$Chromosome. 60. What is the significance of crossing over during meiosis? A) It ensures equal division. B) It prevents DNA replication. C) It increases chromosome number. D) It leads to genetic variation. Show Answer Correct Answer: D) It leads to genetic variation. ← PreviousNext →Related QuizzesScience QuizzesClass 11 QuizzesClass 11 Biology Chapter 10 Cell Cycle And Cell Division Quiz 1Class 11 Biology Chapter 10 Cell Cycle And Cell Division Quiz 2Class 11 Biology Chapter 10 Cell Cycle And Cell Division Quiz 3Class 11 Biology Chapter 10 Cell Cycle And Cell Division Quiz 5Class 11 Biology Chapter 10 Cell Cycle And Cell Division Quiz 6Class 11 Biology Chapter 10 Cell Cycle And Cell Division Quiz 7Class 11 Biology Chapter 10 Cell Cycle And Cell Division Quiz 8Class 11 Biology Chapter 10 Cell Cycle And Cell Division Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books