This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 10 Cell Cycle And Cell Division – Quiz 32 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 10 Cell Cycle And Cell Division Quiz 32 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Read the following statements.(i) In mitotic cell division chromosome number is halved.(ii) Centromere is the point where two sister chromatids are held together (iii) The period between two successive mitotic divisions is known as telophase.(iv) In G$_{1}$ phase of cell cycle protein and RNA are synthesised.Which of the above given statement are correct A) (i) and (iii) only. B) (ii) and (iii) only. C) (i) and (iv) only. D) (ii) and (iv) only. Show Answer Correct Answer: D) (ii) and (iv) only. 2. What causes genetic variation in meiosis? A) Chromosomes lining up. B) Crossing over of chromosomes. C) Separation of chromosomes. D) Chromosomes pulling apart. Show Answer Correct Answer: B) Crossing over of chromosomes. 3. Astral spindle formation is visible in cell of- A) Intercalary meristem of dicot. B) Lateral meristem in Dicot. C) Vascular cambium. D) Stem cells in human. Show Answer Correct Answer: D) Stem cells in human. 4. The cell cycle is regulated by this A) Cyclins. B) Stem cells. C) Cyclin-dependent kinases. D) Both cyclins and cyclin-dependent kinases. Show Answer Correct Answer: D) Both cyclins and cyclin-dependent kinases. 5. During the "s" phase of the cell cycle, DNA is duplicated. Why is this important? A) Allows for each daughter cell to be genetically DIFFERENT. B) Allows for each daughter cell to be genetically IDENTICAL. C) Allows for each daughter cell to have 2X the amount of DNA as the parent cell. D) Allows for each daughter cell to have half the amount of DNA as the parent cell. Show Answer Correct Answer: B) Allows for each daughter cell to be genetically IDENTICAL. 6. Which of the following is NOT a stage of the cell cycle? A) Interphase. B) Metaphase. C) Cytokinesis. D) Prophase. Show Answer Correct Answer: C) Cytokinesis. 7. What is the G1 phase in the cell cycle? A) The phase where DNA is replicated. B) The first gap phase where the cell grows and synthesizes proteins. C) The phase where the cell divides into two daughter cells. D) The phase where the cell prepares for mitosis. Show Answer Correct Answer: B) The first gap phase where the cell grows and synthesizes proteins. 8. Cells of organisms must replicate for? A) Growth. B) Replacement of dying cells. C) Repair of damaged cells. D) All of the above. Show Answer Correct Answer: D) All of the above. 9. During which phase of mitosis does the nuclear envelope and nucleoli reappear? A) Telophase. B) S. C) G$_{1}$. D) Prophase. Show Answer Correct Answer: A) Telophase. 10. Which of the following options lists the stages of mitosis in the correct order? A) Metaphase, prophase, telophase, anaphase. B) Telophase, prophase, anaphase, metaphase. C) Prophase, metaphase, telophase, anaphase. D) Prophase, metaphase, anaphase, telophase. Show Answer Correct Answer: D) Prophase, metaphase, anaphase, telophase. 11. What effect does crossing over has in terms of traits of offspring? A) Results in identical traits of offsprings. B) Causes variation in the traits of offsprings. C) It really does nothing to the traits of offspring. D) None of the above. Show Answer Correct Answer: B) Causes variation in the traits of offsprings. 12. Consider the following statement-S-I Chromosome is fully condensed in MetaphaseS-II Chromosome is visible in ProphaseMark the correct option A) Only S-I is correct. B) Only S-II is correct. C) Both S-I and S-II are correct. D) Both S-I and S-II are wrong. Show Answer Correct Answer: C) Both S-I and S-II are correct. 13. The chromosomes align along the equatorial plane of the cell in: A) Prophase. B) Metaphase. C) Anaphase. D) Telophase. Show Answer Correct Answer: B) Metaphase. 14. What is the structure responsible for producing spindle fibers during mitosis? A) Chromatid. B) Centromere. C) Centriole. D) Chromosome. Show Answer Correct Answer: C) Centriole. 15. Whats the phase that happens before telophase phase? A) Prophase. B) Telophase. C) Anaphase. D) None of the above. Show Answer Correct Answer: C) Anaphase. 16. What is an unspecialized cell that develops into many different cell types called? A) Mitosis. B) Cell differentiation. C) Stem cell. D) Cell cycle. Show Answer Correct Answer: C) Stem cell. 17. A human cell has 46 chromosomes before mitotic division. How many chromosomes will the daughter cells after mitosis. A) 12. B) 23. C) 46. D) 92. Show Answer Correct Answer: C) 46. 18. Following the mitosis cell cycle, ..... daughter cells are produced which are genetically ( identical to / different from ) the original parent cell. A) 4 ; different. B) 4 ; identical. C) 2 ; different. D) 2 ; identical. Show Answer Correct Answer: D) 2 ; identical. 19. What is the longest stage of the cell cycle called (cells can spend over 90% of their time in this phase)? A) Cytokinesis. B) M phase. C) Interphase. D) G1 Phase. Show Answer Correct Answer: C) Interphase. 20. Centrioles pull the chromosomes apart towards the opposite sides of the cell describes: A) Prophase. B) Metaphase. C) Telophase. D) Anaphase. Show Answer Correct Answer: D) Anaphase. 21. The period during the cell cycle of a cell's growth and development. A cell spends most of its life in this process. A) Mitosis. B) Cytokinesis. C) Anaphase. D) Interphase. Show Answer Correct Answer: D) Interphase. 22. The discontinuous process of adding new DNA to the lagging strand so the DNA polymerase can build away from the replication fork A) Okazaki fragments. B) Helicase. C) DNA Polymerase. D) None of the above. Show Answer Correct Answer: A) Okazaki fragments. 23. What aligns chromosomes in the middle of the cell then, when they seperate to each side of the cell, they break apart the chromosomes A) Chromatids. B) Spindle fibers. C) Centromeres. D) Chromatin. Show Answer Correct Answer: B) Spindle fibers. 24. By the end of prophase, each of the following has occured except ..... A) Tighter coiling of the chromosomes. B) Breaking down of the nuclear envelope. C) Disappearing of the nucleus. D) Lining up of the chromosomes at the equator. Show Answer Correct Answer: D) Lining up of the chromosomes at the equator. 25. What is the significance of the metaphase checkpoint in the cell cycle? A) It ensures DNA replication is complete. B) It checks for chromosome alignment. C) It initiates cell division. D) It repairs DNA damage. Show Answer Correct Answer: B) It checks for chromosome alignment. ← PreviousNext →Related 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 7Class 11 Biology Chapter 10 Cell Cycle And Cell Division Quiz 8Class 11 Biology Chapter 10 Cell Cycle And Cell Division Quiz 9Class 11 Biology Chapter 10 Cell Cycle And Cell Division Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books