This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 10 Cell Cycle And Cell Division – Quiz 18 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 10 Cell Cycle And Cell Division Quiz 18 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. 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. 2. ..... ensures that our bodies grow and repairthemselves. A) The cell growth. B) The cell repair. C) The cell recycle. D) The cell cycle. Show Answer Correct Answer: D) The cell cycle. 3. 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. 4. During which checkpoint does the cell check to make sure the chromosomes are properly attached to the spindle fibers. A) G2 Checkpoint. B) G1 Checkpoint. C) Metaphase Checkpoint. D) Nucleus Checkpoint. Show Answer Correct Answer: C) Metaphase Checkpoint. 5. In what stage do chromosomes align in the center of the cell? A) Prophase. B) Metaphase. C) Anaphase. D) Telophase. Show Answer Correct Answer: B) Metaphase. 6. What is DNA that is tightly wrapped around proteins called? A) Chromosome. B) Gene. C) Nucleotide. D) RNA. Show Answer Correct Answer: A) Chromosome. 7. Cell goes through growth phase; DNA copy is checked for mistakes more cytoplasm and organelles are made A) G0. B) G1. C) S. D) G2. Show Answer Correct Answer: D) G2. 8. 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. 9. If cells are not dividing properly, the cell will initiate programmed cell death known as ..... A) Suicide. B) Apoptosis. C) Cancer. D) Fertilization. Show Answer Correct Answer: B) Apoptosis. 10. There are 2 nuclei in one cell A) Telophase. B) Prophase. C) Anaphase. D) Metaphase. Show Answer Correct Answer: A) Telophase. 11. During which stage of the cell cycle does the cytoplasm and its contents divide? A) Interphase. B) Synthesis. C) Mitosis. D) Cytokinesis. Show Answer Correct Answer: D) Cytokinesis. 12. Uncontrolled cell division is stopped by ..... A) Tumor suppressor genes. B) Oncogenes. C) All the above. D) None of the above. Show Answer Correct Answer: A) Tumor suppressor genes. 13. Significance of mitosis is in- A) Producing identical cells genetically similar to mother cell. B) In reducing the chromosome (2N $\rightarrow$ N). C) Increasing cellular mass. D) Producing 4 cells with genetic variations. Show Answer Correct Answer: A) Producing identical cells genetically similar to mother cell. 14. When cell has stalled DNA replication fork, which checkpoint should be predominantly activated? A) M. B) Both G2/M and M. C) G1/S. D) G2/M. Show Answer Correct Answer: C) G1/S. 15. During a biology class, Benjamin and Grace were discussing the structure of a cell. They were curious to know in which organelle the genetic material is found inside. Can you help them? A) Endoplasmic Reticulum. B) Golgi Complex. C) Nucleolus. D) Nucleus. Show Answer Correct Answer: D) Nucleus. 16. What is the phase of the cell cycle where the cell grows and prepares for division? A) Telophase. B) Prophase. C) Interphase. D) Metaphase. Show Answer Correct Answer: C) Interphase. 17. Why is the Cell Cycle often represented as a circle? A) Because it is easy to draw. B) Because cell cycles has a distinct beginning and end point. C) To highlight the checkpoints. D) To show that it repeats over and over. Show Answer Correct Answer: D) To show that it repeats over and over. 18. Cell cycle is paused, cells does neither grows nor divides (I.e. neurons are in this forever) (cell cycle arrest) A) S. B) G1. C) G0. D) G2. E) M. Show Answer Correct Answer: C) G0. 19. Mitosis includes the phases A) Interphase, prophase, metaphase, anaphase, telophase, and cytokinesis. B) Interphase, prophase, metaphase, anaphase, and telophase. C) Prophase, metaphase, anaphase, and telophase. D) Prophase, metaphase, anaphase, telophase, and cytokinesis. Show Answer Correct Answer: C) Prophase, metaphase, anaphase, and telophase. 20. Which enzyme adds on new nucleotides during replication? A) DNA Helicase. B) RNA Primase. C) DNA Polymerase. D) DNA Unwindase. Show Answer Correct Answer: C) DNA Polymerase. 21. Ln the somatic cell cycle A) DNA content doubles in G1 phase. B) DNA replication takes place inS-phase. C) A short interphase is followed by along mitotic phase. D) G2-phase follows mitotic phase. Show Answer Correct Answer: B) DNA replication takes place inS-phase. 22. How many chromosomes are in each human body cell? A) 46. B) 23. C) 1. D) 48. Show Answer Correct Answer: A) 46. 23. Karyokinesis differs from cytokinesis as it involves division of A) Cytoplasm. B) Nucleus. C) Both nucleus and cytoplasm. D) Cell. Show Answer Correct Answer: B) Nucleus. 24. Put the following in order:G2, G1, S, mitosis, cytokinesis. A) G1, G2, S, Mitosis, cytokinesis. B) G1, S, G2, Mitosis, cytokinesis. C) G1, G2, S, cytokinesis, mitosis. D) G1, S, G2, cytokinesis, mitosis. Show Answer Correct Answer: B) G1, S, G2, Mitosis, cytokinesis. 25. Each chromosome consists of 2 ..... A) Sister chromatids. B) Centromeres. C) Centrioles. D) Daughter cells. Show Answer Correct Answer: A) Sister chromatids. ← 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