This quiz works best with JavaScript enabled. Home > Cbse > Class 11 > Science > Biology > Class 11 Biology Chapter 10 Cell Cycle And Cell Division – Quiz 12 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 10 Cell Cycle And Cell Division Quiz 12 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the process of cell division in which gametes are formed and the number of chromosomes is halved? A) Binary fission. B) Interphase. C) Meiosis. D) Mitosis. Show Answer Correct Answer: C) Meiosis. 2. Why would a cell want to increase in size? A) Bigger cells are more efficient. B) So it can repair faster. C) Because cells have to get bigger. D) So it can have enough membrane to hold the materials it made. Show Answer Correct Answer: D) So it can have enough membrane to hold the materials it made. 3. What is the process that produces 2 identical daughter cells? A) Mitosis. B) Cytokinesis. C) Binary Fission. D) Meiosis. Show Answer Correct Answer: A) Mitosis. 4. During which phase of the cell cycle is the cell not dividing? A) G$_{0}$. B) Prophase. C) S. D) G$_{1}$. Show Answer Correct Answer: A) G$_{0}$. 5. Cells of organisms must go through cell division for? A) Growth. B) Repair of damaged cells. C) Replacement of dying cells. D) All of these. Show Answer Correct Answer: D) All of these. 6. Go through the following statements:******A. When synapsis is completeall along the chromosome, the cell is said to have entered pachytene.******B. In animal cells centriole and DNA replicate in Nucleus******C. 16 bivalents are seen in Meiosis I of meiosis, if 2n=16 in a plant cell******D. G$_{1}$ is post S-phase but pre M-Phase******E. G$_{2 }$is pre M-phase but post S-Phase Select any two wrong statements. A) A, D. B) A, B. C) B, E. D) B, D. Show Answer Correct Answer: D) B, D. 7. IN WHICH OF THE FOLLOWING PARTS OF THE CHROMOSOME, DNA DOES NOT EXIST IN THE FORM OF NUCLEOSOMES? A) EUCHROMATIN. B) HETEROCHROMATIN. C) SATELLITE DNA. D) KINETOCHORE. Show Answer Correct Answer: D) KINETOCHORE. 8. This process removes water from a reaction to create a polymer A) Dehydration synthesis. B) Hydrolysis. C) All the above. D) None of the above. Show Answer Correct Answer: A) Dehydration synthesis. 9. What are the products of the meiotic cell division? A) 2 diploid daughter cells. B) 2 haploid daughter cells. C) 4 diploid daughter cells. D) 4 haploid daughter cells. Show Answer Correct Answer: D) 4 haploid daughter cells. 10. Which of the following about the chromatids is false? A) They are replicated chromosomes still joined together at the centromere. B) Both the chromatids are identical in both mitotic chromosome. C) Both the sister chromatids separate in the late prophase. D) In some lower plants and in some social insects haploid cells also divide by mitosis. Show Answer Correct Answer: C) Both the sister chromatids separate in the late prophase. 11. What is the final stage of interphase? A) Growth stage. B) Preparation stage. C) Replication stage. D) Development stage. Show Answer Correct Answer: B) Preparation stage. 12. After mitosis, the cytoplasm and organelles are divided between the two new forming cells in a process called A) Chromatin. B) Centromere. C) Centriole. D) Cytokinesis. Show Answer Correct Answer: D) Cytokinesis. 13. A cell's division time is 1 minute. In 20 minute, a culture tube (culture medium) is 1/8$^{th}$ filled with cells. When the tube will be fully filled? A) 23 minutes. B) 160 minutes. C) 21 minutes. D) 60 minutes. Show Answer Correct Answer: A) 23 minutes. 14. Phase for DNA synthesis A) G0. B) G2. C) G1. D) S. Show Answer Correct Answer: D) S. 15. Which phase of the cell cycle is known as the synthesis phase? A) M phase. B) G1 phase. C) G2 phase. D) S phase. Show Answer Correct Answer: D) S phase. 16. What process does a multicellular organism use to replace their damaged cells? A) Meiosis. B) Interphase. C) Cytokinesis. D) Mitosis. Show Answer Correct Answer: D) Mitosis. 17. A polysaccharide is a A) Carbohydrate. B) Nucleic acid. C) Lipid. D) Protein. Show Answer Correct Answer: A) Carbohydrate. 18. DNA replication occurs in what phase of cell cycle? A) Growth phase. B) Mitotic phase. C) Interphase. D) Synthesis Phase. Show Answer Correct Answer: D) Synthesis Phase. 19. During which phase of mitosis do the chromosomes line up on a plane located equidistant from the two spindle poles? A) Prophase. B) Interphase. C) Anaphase. D) Metaphase. Show Answer Correct Answer: D) Metaphase. 20. A body composed of DNA, which can be seen in a nucleus during mitosis A) Chromosomes. B) Organelles. C) Endoplasmic Reticulum. D) None of the above. Show Answer Correct Answer: A) Chromosomes. 21. Which phase of mitosis involves the nucleolus and nuclear envelope diappearing? A) Prophase. B) G$_{1}$. C) Metaphase. D) Telophase. Show Answer Correct Answer: A) Prophase. 22. The stage that has rapid growth; lasts the longest-grows and carries out normal cell functions. A) G1. B) S. C) G2. D) None of the above. Show Answer Correct Answer: A) G1. 23. PENTOSE SUGAR AND NITROGENOUS BASE TOGETHER FORM A) NUCLEOSIDE. B) GENE. C) DNA. D) NUCLEOTIDE. Show Answer Correct Answer: A) NUCLEOSIDE. 24. The longest phase of the cell cycle A) Interphase. B) Prophase. C) Metaphase. D) Mitosis. Show Answer Correct Answer: A) Interphase. 25. How many rounds of nuclear division takes place in meiosis? A) 2. B) 4. C) 6. D) 1. Show Answer Correct Answer: A) 2. 26. What is the first checkpoint of the cell cycle? A) Mitosis checkpoint. B) G$_{1 }$checkpoint. C) G$_{2}$ checkpoint. D) None of the above. Show Answer Correct Answer: B) G$_{1 }$checkpoint. 27. Where does DNA synthesis happen in eukaryotic cells? A) Cytoplasm. B) Mitochondria. C) Golgi apparatus. D) Nucleus. Show Answer Correct Answer: D) Nucleus. 28. This check point of the cycle dictates whether the cell will continuously divide or stop, and it also checks the cell size, presence of growth factors and damage of the DNA. A) M checkpoint. B) S$_{ }$checkpoint. C) G$_{2}$ checkpoint. D) G$_{1 }$checkpoint. Show Answer Correct Answer: C) G$_{2}$ checkpoint. 29. An egg cell has 20 picogram of DNA in its nucleus. How much amount of DNA will be present in this animal at the end of G2-phase of mitosis? A) 5 pg. B) 20 pg. C) 80 pg. D) 40 pg. Show Answer Correct Answer: C) 80 pg. 30. The organelle built only during mitosis and responsible for making the spindle to move the chromosomes is the A) Cytokinesis. B) Centriole. C) Chromatid. D) None of the above. Show Answer Correct Answer: B) Centriole. 31. Disjunction refers to A) The separation of homologous chromosomes at anaphase I. B) The type of chromosomal aberration in which there is loss of a part of a chromosome. C) The separation of non-homologous chromosomes during late metaphase I. D) Modification of gene action by a nonallelic gene. Show Answer Correct Answer: A) The separation of homologous chromosomes at anaphase I. 32. Chromosomes are made up of two identical sister ..... A) Chloroplasts. B) Gens. C) Nuclei. D) Chromatids. Show Answer Correct Answer: D) Chromatids. 33. What phases make up interphase? A) Telophase and Cytokinesis. B) Mitosis and Cytokinesis. C) Prophase, Metaphase, and Anaphase. D) G1, S, and G2. Show Answer Correct Answer: D) G1, S, and G2. 34. Portion of interphase when the primary function is to grow A) G$_{2}$. B) G$_{1}$. C) Cytokinesis. D) S. Show Answer Correct Answer: B) G$_{1}$. 35. Sister chromatids separate and pull to opposite sides is which stage of mitosis? A) Anaphase. B) Telophase. C) Prophase. D) Metaphase. Show Answer Correct Answer: A) Anaphase. 36. Which of the following is a type of protein that regulates the cell cycle? A) Myosin. B) Actin. C) Pepsin. D) Cyclin. Show Answer Correct Answer: D) Cyclin. 37. Is the paramecium a unicellular or multicellular organism? A) Unicellular. B) Multicellular. C) All the above. D) None of the above. Show Answer Correct Answer: A) Unicellular. 38. During which phase of mitosis do the centrioles reach opposite poles and form a bipolar spindle? A) Metaphase. B) Telophase. C) Anaphase. D) Prophase. Show Answer Correct Answer: A) Metaphase. 39. Spinal cord injuries are difficult to treat because damaged nerce cells do not regenerate. Which of the following most accurately explains why damaged nerve cells no longer regenerate? A) Mature nerve cells are in a resting state; the no longer divide during mitosis. B) Nerve damage prevents centrioles from being synthesized. C) Nerve damage disrupts the cell cycle at the S phase. D) Nerve damage disrupts the cell cycle at the G1 phase. Show Answer Correct Answer: A) Mature nerve cells are in a resting state; the no longer divide during mitosis. 40. Which of the following is an example of internal regulation during the cell cycle? A) A gap from damaged tissue next to the cell triggers cell division. B) A cell receives a signal from the cell nucleus to divide. C) Tumor cells continue to divide without receiving signals to start cell division. D) Human growth hormone is sent from the pituitary gland to the cell to undergo cell division. Show Answer Correct Answer: B) A cell receives a signal from the cell nucleus to divide. 41. During which stage of the cell cycle does the cell spend a majority of its time? A) Interphase. B) Metaphase. C) Cytokinesis. D) Prophase. Show Answer Correct Answer: A) Interphase. 42. People with a mutation of p53 are at risk for which of the following? A) Diabetes. B) High blood pressure. C) Cancer. D) Obesity. Show Answer Correct Answer: C) Cancer. 43. A cell with 20 chromosomes undergoes mitosis. How many daughter cells are created? ..... Each daughter cell has ..... chromosomes. A) 2, 40. B) 2, 20. C) 4, 10. D) 2, 10. Show Answer Correct Answer: B) 2, 20. 44. What is the phase of mitosis that follows anaphase? A) Telophase. B) Cytokinesis. C) Metaphase. D) Prophase. Show Answer Correct Answer: A) Telophase. 45. Which of the following is also known as resting phase? A) M phase. B) Interphase. C) Most dramatic phase. D) More than one is true. Show Answer Correct Answer: B) Interphase. 46. What part of cell division is where the chromosomes line up? A) Metaphase. B) Prophase. C) Chromatin. D) Interphase. Show Answer Correct Answer: A) Metaphase. 47. What is the second stage of mitosis and cell division? A) Prophase. B) Interphase. C) Anaphase. D) None of the above. Show Answer Correct Answer: A) Prophase. 48. Crossing over results in A) Segregation of alleles. B) Dominance of alleles. C) Recombination of linked alleles. D) Linkage between genes. Show Answer Correct Answer: C) Recombination of linked alleles. 49. One long continuous thread of DNA that is made up of many genes / Humans have 23 pairs for a total of 46. A) RNA. B) Telophase. C) Cell Cycle. D) Chromosomes. Show Answer Correct Answer: D) Chromosomes. 50. The separation of two chromatids of each chromosome at early anaphase is initiated by A) The interaction of centromere with the chromosomal fibres. B) The elongation of metaphasic spindle. C) The force of repulsion between the divided kinetochore. D) All of these. Show Answer Correct Answer: C) The force of repulsion between the divided kinetochore. 51. In which stage of mitosis do spindle fibers form? A) Prophase. B) Anaphase. C) Metaphase. D) Telophase. Show Answer Correct Answer: A) Prophase. 52. The phase in which nucleolus reappears: A) Anaphase. B) Prophase. C) Metaphase. D) Telophase. Show Answer Correct Answer: D) Telophase. 53. What is the first phase of mitosis? A) Anaphase. B) Telophase. C) Prophase. D) Interphase. Show Answer Correct Answer: C) Prophase. 54. Which cyclin is needed for the movement from G1 to S A) Cyclin A-CDK2. B) Cyclin B-CDK2. C) Cyclin E-CDK2. D) None of the above. Show Answer Correct Answer: C) Cyclin E-CDK2. 55. Crossing over occurs in A) Leptotene. B) Diplotene. C) Zygotene. D) Pachytene. Show Answer Correct Answer: D) Pachytene. 56. Chromosomes carry identical sets of what in their sister chromatids? A) Phospholipids. B) Carbon molecules. C) Proteins. D) Genetic information. Show Answer Correct Answer: D) Genetic information. 57. What is the main function of the spindle apparatus during mitosis? A) To form the nuclear envelope. B) To separate chromatids. C) To replicate DNA. D) To condense DNA. Show Answer Correct Answer: B) To separate chromatids. 58. Nuclear membrane reforms; chromosomes unwind is which stage of mitosis? A) Telophase. B) Prophase. C) Metaphase. D) Anaphase. Show Answer Correct Answer: A) Telophase. 59. In which of the following phase the chromosomes move to opposite poles? A) Anaphase. B) Metaphase. C) Telophase. D) Prophase. Show Answer Correct Answer: A) Anaphase. 60. The structure in the nucleus that is formed from DNA is called a ..... A) Organelle. B) Chromosome. C) Ribosome. D) Membraneds. Show Answer Correct Answer: B) Chromosome. ← 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 7Class 11 Biology Chapter 10 Cell Cycle And Cell Division Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books