This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 8 Cell The Unit Of Life – Quiz 10 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 8 Cell The Unit Of Life Quiz 10 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Centrioles arise from A) Pre-existing centrioles. B) De novo. C) Nuclear envelope. D) Sphaerosome. Show Answer Correct Answer: A) Pre-existing centrioles. 2. The animal cell with 52% protein and 40% lipids in outer limiting membrane is A) WBCs. B) RBCs. C) Cnidoblasts. D) Cardiac cells. Show Answer Correct Answer: B) RBCs. 3. ..... is the fundamental, structural and functional unit of all living beings. A) Atom. B) Cell. C) Matter. D) All other answers are correct. Show Answer Correct Answer: B) Cell. 4. The condition when a large number of nucleus are found due to the absence of cytpolasmic division (which happens after telophase stage). This condition are called ..... A) Polyploidy. B) Syncytium. C) Heterokaryon. D) None of these. Show Answer Correct Answer: B) Syncytium. 5. The maximum magnification that can be achieved by a compound microscope is ..... the size of the object. A) 200 times. B) 2, 000 times. C) 20, 000 times. D) 2, 00, 000 times. Show Answer Correct Answer: B) 2, 000 times. 6. Arrangement of microtubules in a flagellum and a centriole is respectively A) 9+2 and 9+1. B) 9+1 and 9+0. C) 9+0 and 9+2. D) 9+2 and 9+0. Show Answer Correct Answer: D) 9+2 and 9+0. 7. Folding of inner membrane of mitochondria are called A) Cristae. B) Grana. C) Calcium oxalate crystals. D) Sacs. Show Answer Correct Answer: A) Cristae. 8. A ..... is the smallest unit of life that can be considered alive. A) The cell. B) The mitochondria. C) The chloroplast. D) Symbiosis. Show Answer Correct Answer: A) The cell. 9. DNA content remains 4C during: A) G1 phase. B) S phase. C) G2 phase. D) G0 phase. Show Answer Correct Answer: A) G1 phase. 10. The mitochondrial DNA differs from the nuclear DNA because of ..... A) Being linear. B) Having A = T and C-G. C) Lacking binding histones. D) Being highly twisted. Show Answer Correct Answer: C) Lacking binding histones. 11. Prokaryotic flagella possess ..... A) Helically arranged protein molecule. B) Protein membrane enclosed fibre. C) Unit membrane enclosed fibre. D) Microtubular 9+2 membrane enclosed structure. Show Answer Correct Answer: A) Helically arranged protein molecule. 12. Which of the following options is true for a secretory cell? A) Golgi apparatus is absent. B) RER is easily observed in the cell. C) Only SER is present. D) Secretory granules are formed in nucleus. Show Answer Correct Answer: B) RER is easily observed in the cell. 13. The plastid most likely to be found in the cells of a peel of a potato is ..... A) Chloroplast. B) Chromoplast. C) Anthocyanins. D) Leucoplast. Show Answer Correct Answer: D) Leucoplast. 14. Click the correct order of cell organisation. A) Cell-tissue-system-system-organism. B) Cell-tissue-organism-system-organ. C) Tissue-organsim-cell-system-organ. D) Cell-tissue-organ-system-organism. Show Answer Correct Answer: D) Cell-tissue-organ-system-organism. 15. Which of the following protein is being synthesized in the S phase of Interphase? A) Basic Histone proteins. B) DNA. C) RNA. D) Tubulin Proteins. Show Answer Correct Answer: A) Basic Histone proteins. 16. What is often referred to as the control center of the cell? A) Lysosomes. B) Ribosomes. C) Golgi Apparatus. D) Nucleus. Show Answer Correct Answer: D) Nucleus. 17. Which one of the cellular parts is correctly described ..... A) Centrioles-site for active RNA synthesis. B) Lysosome-optimally active at pH of 8.5. C) Thylakoids-flatteend membranous sacsforming grana of chloroplasts. D) Ribosomes-bound by a single membrane & of 80 S type in cytoplasm of eukaryotic cell. Show Answer Correct Answer: C) Thylakoids-flatteend membranous sacsforming grana of chloroplasts. 18. Which of the following is an example of active transport? A) Diffusion. B) Osmosis. C) Facilitated diffusion. D) Endocytosis. Show Answer Correct Answer: D) Endocytosis. 19. What is true about genetic material of a prokaryotic cell? A) Lack histones. B) Not enveloped by nuclear membrane. C) Composed of a single circular DNA molecules. D) All of these. Show Answer Correct Answer: D) All of these. 20. In which of the following places messenger RNA is formed in a living cell ..... A) Inside mitochondria. B) Inside nucleolus. C) Inside nucleus but outside nucleolus. D) Inside endoplasmic reticulum. Show Answer Correct Answer: C) Inside nucleus but outside nucleolus. 21. What is a tonoplast? A) Outer membrane of mitochondria. B) Inner membrane of chloroplast. C) Membrane boundary of the vacuoles of the plant cells. D) Cell membrane of a plant cell. Show Answer Correct Answer: C) Membrane boundary of the vacuoles of the plant cells. 22. Centrosome is concerned with A) Photosynthesis. B) Motility. C) Formation of spindle fibres during cell division. D) None of the above. Show Answer Correct Answer: C) Formation of spindle fibres during cell division. 23. Assertion:Bacterial cells may be motile or non motileReason:Bacterial cells may or may not posses cilia A) If both the assertion and the reason are true and the reason is a correct explanation of theassertion. B) If both the assertion and reason are true but the reason is not a correct explanation of theassertion. C) If the assertion is true but the reason is false. D) If both the assertion and reason are false. Show Answer Correct Answer: C) If the assertion is true but the reason is false. 24. ..... is the important site of formation of glycoproteins and glycolipids. A) Lumen of ER. B) Golgi apparatus. C) Nucleolus. D) Nucleus. Show Answer Correct Answer: B) Golgi apparatus. 25. Which of the following statements regarding mitochondria is incorrect? A) Outer membrane is permeable to monomers of carbohydrates, fats and proteins. B) Enzymes of electron transport are embedded in outer membrane. C) Inner membrane is convoluted with infoldings. D) Mitochondrial matrix contains single circular DNA molecule and ribosomes. Show Answer Correct Answer: B) Enzymes of electron transport are embedded in outer membrane. ← PreviousNext →Related QuizzesClass 11 Biology Chapter 8 Cell The Unit Of Life Quiz 1Class 11 Biology Chapter 8 Cell The Unit Of Life Quiz 2Class 11 Biology Chapter 8 Cell The Unit Of Life Quiz 3Class 11 Biology Chapter 8 Cell The Unit Of Life Quiz 4Class 11 Biology Chapter 8 Cell The Unit Of Life Quiz 5Class 11 Biology Chapter 8 Cell The Unit Of Life Quiz 6Class 11 Biology Chapter 8 Cell The Unit Of Life Quiz 7Class 11 Biology Chapter 8 Cell The Unit Of Life Quiz 8Class 11 Biology Chapter 8 Cell The Unit Of Life Quiz 9Class 11 Biology Chapter 8 Cell The Unit Of Life Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books