This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 10 Cell Cycle And Cell Division – Quiz 20 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 10 Cell Cycle And Cell Division Quiz 20 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A haploid cell (having n number of chromosomes) undergoes mitosis. What will be the number of chromosomes in this haploid cell at the end of mitosis? A) N. B) 2n. C) 4n. D) 1/2 n. Show Answer Correct Answer: A) N. 2. How does cytokinesis differ in animal and plant cells? A) Animal cells pinch off at the center by forming a furrow, plant cells form a cell plate. B) Both form a cleavage furrow. C) Both form a cell plate. D) Animal cells form a cell plate, plant cells form a cleavage furrow. Show Answer Correct Answer: A) Animal cells pinch off at the center by forming a furrow, plant cells form a cell plate. 3. Which of the following cannot be attributed to Metaphase? A) Chromosomes arrange themselves along the equator. B) Spindle fibers get attached to the centromeres. C) Spindle fibers get attached to the nucleosome. D) None of the above. Show Answer Correct Answer: C) Spindle fibers get attached to the nucleosome. 4. During which stage of the cell cycle does mitosis and cytokinesis occur? A) Interphase. B) S phase. C) M phase. D) G1 phase. Show Answer Correct Answer: C) M phase. 5. Which phase of mitosis involves the division of the nucleus? A) Prophase. B) Metaphase. C) Anaphase. D) Telophase. Show Answer Correct Answer: D) Telophase. 6. During which phase of meiosis do homologous chromosomes line up next to each other along the midline? A) Metaphase I. B) Prophase I. C) Metaphase II. D) Homologous chromosomes do not line up next to each other in meiosis. Show Answer Correct Answer: C) Metaphase II. 7. In which phase of mitosis do two new nuclei begin to form? A) End of prometaphase. B) End of telophase. C) End of metophase. D) End of interphase. Show Answer Correct Answer: B) End of telophase. 8. Checkpoint which controls the entry of cell from one phase to another and ensures that the damage in DNA is not replicated is mainly present in- A) G1 to G2. B) S-phase to G1. C) G2 phase only. D) G1 to S-phase. Show Answer Correct Answer: D) G1 to S-phase. 9. In this phase of the cell cycle, the cell grows bigger. A) G1. B) S. C) G2. D) Mitosis/cytokinesis. Show Answer Correct Answer: A) G1. 10. This is the stage of the cell cycle responsible for nuclear division. A) Gap 1. B) Interphase. C) Cytokinesis. D) Mitosis. Show Answer Correct Answer: D) Mitosis. 11. In a biology class, Emma, Lily, and Ethan are learning about cell division. During Anaphase, what are separated? A) Spindle Fibers. B) Sister Chromatids. C) Telomeres. D) Chromosomes. Show Answer Correct Answer: B) Sister Chromatids. 12. What is the process called when maternal and paternal chromosomes become intertwined and exchange corresponding regions? A) Independent assortment. B) Chromosomal alignment. C) Genetic recombination. D) Crossing over. Show Answer Correct Answer: D) Crossing over. 13. Programmed cell death refers to ..... A) Apoptosis. B) Helionisis. C) Karyokinesis. D) Meiosis. Show Answer Correct Answer: A) Apoptosis. 14. If a cell is exposed to a toxin, what type of cell death would occur A) Necrosis. B) Apoptosis. C) All the above. D) None of the above. Show Answer Correct Answer: A) Necrosis. 15. Joining of two specialized cells called gametes (egg and sperm) 2 parents / takes longer / creates genetic diversity A) Mitosis. B) Asexual Reproduction. C) Sexual Reproduction. D) Interphase. Show Answer Correct Answer: C) Sexual Reproduction. 16. Before cells can divide, what must be replicated in the S phase? A) Mitochondria. B) Cytoplasm. C) DNA. D) Cell Wall. Show Answer Correct Answer: C) DNA. 17. What is the longest stage (cell spends 90% here) of the cell cycle called? A) Cytokinesis. B) M phase. C) Interphase. D) G1 Phase. Show Answer Correct Answer: C) Interphase. 18. BONUS:How long is the whole cell cycle for most animal cells? A) 2-3 days. B) 24 hours. C) 2-3 hours. D) 23 hours. Show Answer Correct Answer: B) 24 hours. 19. During the cell cycle, the cell's nucleus and its contents divide to create two ..... A) Organelles. B) Organisms. C) Identical daughter cells. D) Organs. Show Answer Correct Answer: C) Identical daughter cells. 20. The phase of mitosis during which the nuclear envelope fragments and the nucleoli disappear is called A) Interphase. B) Prophase. C) Metaphase. D) Telophase. Show Answer Correct Answer: B) Prophase. 21. The total number of cells in an organism increases as a result of which process? A) Respiration. B) Photosynthesis. C) Cell division. D) Fermentation. Show Answer Correct Answer: C) Cell division. 22. During this phase of the cell cycle, DNA is replicated or copied. A) G1 phase. B) S phase. C) G2 phase. D) Mitosis. E) Cytokinesis. Show Answer Correct Answer: B) S phase. 23. A somatic cell that has just completed the S phase of its cell cycle, as compared to a gamete of the same species, has A) Twice the number of chromosomes and twice the amount of DNA. B) The same number of chromosomes but twice the amount of DNA. C) Twice the number of chromosomes and four times the amount of DNA. D) Four times the number of chromosomes and twice the amount of DNA. Show Answer Correct Answer: C) Twice the number of chromosomes and four times the amount of DNA. 24. Which of the following statements about mitosis is NOT correct? A) Mitosis is cell division that produces two daughter cells. B) Each daughter cell formed by mitosis has the same number of chromosomes as the parent cell. C) The parent cell and the daughter cells are genetically identical. D) During mitosis, the centromeres divide and the sister chromatids stay together. Show Answer Correct Answer: D) During mitosis, the centromeres divide and the sister chromatids stay together. 25. During which stage of the cell cycle chromosome appear most distinctly bearing their characteristic "X" like shape? A) Prophase. B) Anaphase. C) Interphase. D) Metaphase. Show Answer Correct Answer: D) Metaphase. ← 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