This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Biology > Class 11 Biology Chapter 10 Cell Cycle And Cell Division – Quiz 7 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 10 Cell Cycle And Cell Division Quiz 7 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. As the volume of a cell increases, what happens to its surface area? A) Its surface area and volume increase at the same rate. B) Its surface area increase but more slowly that its volume. C) Its surface area increase more quickly than its volume. D) Its surface area stays the same. Show Answer Correct Answer: B) Its surface area increase but more slowly that its volume. 2. Both mitosis and cytokinesis are part of A) G1 phase. B) S phase. C) Interphase. D) M phase. Show Answer Correct Answer: D) M phase. 3. The reason for chromosomal movement in anaphase is? A) Centrioles. B) Kinetochore. C) Astral rays. D) Kinetochores and spindle fibres. Show Answer Correct Answer: D) Kinetochores and spindle fibres. 4. Programmed cell death is known as ..... A) Proto-oncogene. B) Oncogene. C) Apoptosis. D) Tumor suppressor gene. Show Answer Correct Answer: C) Apoptosis. 5. Cytokinesis is the creation of two identical cells called ..... A) Children cells. B) Son cells. C) Daughter cells. D) New cells. Show Answer Correct Answer: C) Daughter cells. 6. What is the significance of mitosis? A) Genetic variation. B) Nutrient absorption. C) Cell growth. D) Cell repair. Show Answer Correct Answer: D) Cell repair. 7. Which description below describe cell differentiation in plants? A) Occurs in meristems and produces different types of cells with specialized structures and functions. B) Occurs in stem cells and are either assigned a job or are important for repair and replacement. C) All the above. D) None of the above. Show Answer Correct Answer: A) Occurs in meristems and produces different types of cells with specialized structures and functions. 8. What is the process of a cell dividing into two daughter cells called? A) Cytokinesis. B) Meiosis. C) Mitosis. D) Apoptosis. Show Answer Correct Answer: A) Cytokinesis. 9. Which stage of the cell cycle is responsible for DNA replication? A) M phase. B) G2 phase. C) S phase. D) G1 phase. Show Answer Correct Answer: C) S phase. 10. TRUE OR FALSE:The process in which the cell makes an exact copy of the DNA in its nucleus is replication. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 11. These are pieces of DNA that carry all the information passed down from our parents. A) Genes. B) Jeans. C) Jelly beans. D) None of the above. Show Answer Correct Answer: A) Genes. 12. Growth and chromosome replication;organelle replication A) G1. B) G2. C) S. D) None of the above. Show Answer Correct Answer: C) S. 13. Two identical chromatids are called ..... A) Twin Chromatids. B) Sister Chromatids. C) Daughter Chromatids. D) Brother Chromatids. Show Answer Correct Answer: B) Sister Chromatids. 14. What is the role of histone proteins in DNA storage? A) They are the main component of the cell membrane. B) They transport genetic information. C) They provide structural support for a chromosome. D) They are responsible for DNA replication. Show Answer Correct Answer: C) They provide structural support for a chromosome. 15. Which option below describes cytokinesis in plants? A) Plasma membrane fibers contract around the cell. B) The cell plate grows and joins the cell wall. C) All the above. D) None of the above. Show Answer Correct Answer: B) The cell plate grows and joins the cell wall. 16. Genetic recombination occurs during- A) Fertilization. B) Interphase precending meiosis II. C) Prophase of meiosis I. D) Mitotic telophase. Show Answer Correct Answer: C) Prophase of meiosis I. 17. The process of cell division results in A) 2 cells with same chromosomes. B) 4 cells with different chromosomes. C) 4 cells with same chromosomes. D) 2 cells with different chromosomes. Show Answer Correct Answer: A) 2 cells with same chromosomes. 18. What do genes encode for? A) Proteins. B) Fats. C) DNA. D) Lipids. Show Answer Correct Answer: A) Proteins. 19. Which of the following is not a significance of Mitosis? A) Repair. B) Maintenance of chromosome number generation after generation. C) Maintenance of nucleocytoplasmic ratio. D) Growth. Show Answer Correct Answer: B) Maintenance of chromosome number generation after generation. 20. If a body cell in a butterfly contains 24 chromosomes, a butterfly egg would contain A) 24. B) 12. C) 6. D) 3. Show Answer Correct Answer: B) 12. 21. In this phase of the cell cycle, the cell prepares for cell division. A) S. B) G2. C) G1. D) Mitosis/cytokinesis. Show Answer Correct Answer: B) G2. 22. Which of the following is an example of a cell that undergoes cell division? A) Nerve cell. B) Muscle cell. C) Skin cell. D) Red blood cell. Show Answer Correct Answer: C) Skin cell. 23. In which stage of the cell cycle does the cell duplicate its DNA? A) Mitosis. B) S. C) G$_{2}$. D) G$_{1}$. Show Answer Correct Answer: B) S. 24. In mitosis, what phase does the nuclear membrane disappear, and the spindle fibers are formed? A) Interphase. B) Anaphase. C) Prophase. D) Metaphase. E) Cytokinesis. Show Answer Correct Answer: C) Prophase. 25. A chemical that is known to cause cancer is ..... A) Carcinogen. B) Chromatid. C) A codon. D) A stem cell. Show Answer Correct Answer: A) Carcinogen. 26. DEFINE:What is a chromosome? A) An organelle found only in a plant cell. B) Process in which DNA is copied. C) Regular sequence of growth and division that cells undergo. D) Doubled rod of condensed chromatin. Show Answer Correct Answer: D) Doubled rod of condensed chromatin. 27. In Yeast, the duration of the cell cycle is about? A) 80 minutes. B) 1 hour 30 minutes. C) 60 minutes. D) 99 minutes. Show Answer Correct Answer: D) 99 minutes. 28. A process where one cell forms two identical daughter cells is called ..... A) Cytokinesis. B) Interphase. C) Cell division (mitosis). D) Cell cycle. Show Answer Correct Answer: C) Cell division (mitosis). 29. During interphase ..... A) The mitotic spindle appears. B) Two new daughter cells are formed. C) The mature cell prepares itself by making a copy of DNA. D) A new nuclear membrane appears and the mitotic spindle disappears. Show Answer Correct Answer: C) The mature cell prepares itself by making a copy of DNA. 30. If a fruit fly has 8 chromosomes in all of their body cells, how many chromosomes would be in each daughter cell at the end of Mitosis? A) 4. B) 8. C) 16. D) 24. Show Answer Correct Answer: B) 8. 31. The enzyme recombinase is required at which stage of meiosis: A) Diakinesis. B) Pachytene. C) Zygotene. D) Diplotene. Show Answer Correct Answer: B) Pachytene. 32. DNA condenses; spindle fibers begin to form is which stage of mitosis? A) Anaphase. B) Telophase. C) Prophase. D) Metaphase. Show Answer Correct Answer: C) Prophase. 33. Division of the cytoplasm and organelles. A) Cytoplasm. B) Mitosis. C) Metaphase. D) Cytokinesis. Show Answer Correct Answer: D) Cytokinesis. 34. How many sex chromosomes do human cells have? A) 44. B) 2. C) 46. D) 23. Show Answer Correct Answer: B) 2. 35. What is a period during the cell cycle of a cell's growth and development? A) Replication. B) Cell cycle. C) Cytokensis. D) Interphase. Show Answer Correct Answer: D) Interphase. 36. Which one is false statement about G$_{2}$-phase? A) It is post-S and Pre M-phase. B) In this phase cell has quantity of DNA in each cell is 4C if the DNA in G$_{1}$ phase is 2C. C) In it G$_{0}$ resides. D) Proteins like tubulin is formed for mitosis as well as cell growth continues. Show Answer Correct Answer: C) In it G$_{0}$ resides. 37. What is the DNA in the cell called during interphase? A) Strands of chromatin. B) Duplicated chromosome. C) Sister chromatids. D) Chromosomes. Show Answer Correct Answer: A) Strands of chromatin. 38. An important organelle in cell division: A) Mitochondria. B) Golgi Apparatus. C) Centrioles. D) Ribosomes. Show Answer Correct Answer: C) Centrioles. 39. Which subtopic of cell cycle involves the division of the nucleus? A) Mitosis. B) Interphase. C) Cytokinesis. D) Meiosis. Show Answer Correct Answer: A) Mitosis. 40. ..... is the process by which new cells are formed from pre-existing cells. A) Cell division. B) Cell growth. C) Cell elongation. D) None of these. Show Answer Correct Answer: A) Cell division. 41. A human cell has 46 chromosomes before mitotic division. How many chromosomes will the daughter cells contain after mitosis? A) 46. B) 23. C) 12. D) 92. Show Answer Correct Answer: A) 46. 42. What structures separate during anaphase? A) Chromatids. B) Organelles. C) Nuclei. D) Centromeres. Show Answer Correct Answer: A) Chromatids. 43. Which option below is lists the types of plant tissues? A) Muscle, nervous, epithelial, and connective. B) Dermal, vascular, and ground. C) All the above. D) None of the above. Show Answer Correct Answer: B) Dermal, vascular, and ground. 44. Number of meiosis required to produce 100 eggs are A) 20. B) 50. C) 25. D) 100. Show Answer Correct Answer: D) 100. 45. Which is called as reductional division? A) Mitosis. B) Meiosis I. C) Meiosis II. D) None. Show Answer Correct Answer: B) Meiosis I. 46. Checks for chromosome attachment to the spindle at the metaphase plate. A) Spindle checkpoint (M checkpoint). B) DNA polymerase. C) G2 checkpoint. D) G1 checkpoint. Show Answer Correct Answer: A) Spindle checkpoint (M checkpoint). 47. During which portion of interphase is DNA copied A) Anaphase. B) G$_{1}$. C) G$_{2}$. D) S. Show Answer Correct Answer: D) S. 48. During cytokinesis in plant cells ..... A) The cell wall breaks. B) A cell plate forms, and the cell splits in two. C) A cell plate forms inside the two new cells. D) The cell loses some of its DNA. Show Answer Correct Answer: B) A cell plate forms, and the cell splits in two. 49. What occurs during prophase? A) Chromosomes are pulled apart to opposite ends of cell. B) Spindles form, nuclear membrane disappears, and chromosomes form. C) Chromosomes meet in the middle of the cell. D) Two nuclei are formed as mitosis ends. Show Answer Correct Answer: B) Spindles form, nuclear membrane disappears, and chromosomes form. 50. Most cells continue the cell cycle however, some stop here; mature nerve cells in your brain remain in this phase and do not divide again. A) G1. B) S. C) G2. D) None of the above. Show Answer Correct Answer: A) G1. 51. When the DNA in a cell is uncoiled and spread throughout the nucleus it is called A) Sister chromatids. B) Double helix. C) Chromosomes. D) Chromatin. Show Answer Correct Answer: D) Chromatin. 52. Which of these cannot be attributed to Prophase? A) Chromosomes get duplicated. B) Nucleus and nucleolus disappear. C) Centrioles occupy opposite poles of the cell. D) Spindle fibers appear. E) Chromosomes get attached to the spindle fibers via centromere. Show Answer Correct Answer: E) Chromosomes get attached to the spindle fibers via centromere. 53. During which checkpoint does the cell check to make sure the chromosomes are properly attached to the spindle fibers. A) Nucleus Checkpoint. B) Metaphase Checkpoint. C) G2 Checkpoint. D) G1 Checkpoint. Show Answer Correct Answer: B) Metaphase Checkpoint. 54. In what stage do chromosomes align in the center of the cell? A) Telophase. B) Prophase. C) Anaphase. D) Metaphase. Show Answer Correct Answer: D) Metaphase. 55. What is DNA that is tightly wrapped around proteins called? A) RNA. B) Gene. C) Nucleotide. D) Chromosome. Show Answer Correct Answer: D) Chromosome. 56. Cell goes through growth phase; DNA copy is checked for mistakes more cytoplasm and organelles are made A) G2. B) G1. C) S. D) G0. Show Answer Correct Answer: A) G2. 57. What are the two main phases of the cell cycle? A) Mitotic phase and interphase. B) Growth phase and development phase. C) Chromatin phase and replication phase. D) Preparation phase and final phase. Show Answer Correct Answer: A) Mitotic phase and interphase. 58. If cells are not dividing properly, the cell will initiate programmed cell death known as ..... A) Suicide. B) Cancer. C) Apoptosis. D) Fertilization. Show Answer Correct Answer: C) Apoptosis. 59. There are 2 nuclei in one cell A) Telophase. B) Metaphase. C) Prophase. D) Anaphase. Show Answer Correct Answer: A) Telophase. 60. During which stage of the cell cycle does the cytoplasm and its contents divide? A) Interphase. B) Cytokinesis. C) Synthesis. D) Mitosis. Show Answer Correct Answer: B) Cytokinesis. ← 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 4Class 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 8Class 11 Biology Chapter 10 Cell Cycle And Cell Division Quiz 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books