This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 8 Cell The Unit Of Life – Quiz 16 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 8 Cell The Unit Of Life Quiz 16 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Keeping in view the fluid mosaic model for the structure of cell membrane, which one of the following statements is correct with respect to the movement of lipids and proteins from one lipid monolayer to the other (described as flip-flop movement)? A) Neither lipids, nor proteins can flip-flop. B) Both lipids and proteins can flip-flop. C) While lipids can rarely flip-flop, proteins can not. D) While proteins can flip-flop, lipids can not. Show Answer Correct Answer: C) While lipids can rarely flip-flop, proteins can not. 2. Glycocalyx ( mucilage sheath) of a bacterial cell may occur in the form of a loose sheath called ..... or may be thick and tough called ..... A) Capsule, slime layer. B) Slime layer, capsule. C) Mesosome, capsule. D) Mesosomes, slime layer. Show Answer Correct Answer: B) Slime layer, capsule. 3. Which of the following represents a typical plant cell? A) Sieve tube cell. B) Tracheid. C) Onion peel cell. D) All of the above. Show Answer Correct Answer: C) Onion peel cell. 4. Structure of cilia and flagella is: A) 9+0. B) 9+2. C) 8+2. D) 10+2. Show Answer Correct Answer: B) 9+2. 5. For the synthesis of new protein and proteins transport which organelle is related? A) Chloroplast. B) Endoplasmic reticulum. C) Mitochondria. D) Lysosome. Show Answer Correct Answer: B) Endoplasmic reticulum. 6. Fundamental unit of life is A) Cell. B) Membrane. C) Organism. D) None. Show Answer Correct Answer: A) Cell. 7. Functions of Golgi complex include-(I) Modification of lipids and proteins(II) Detoxification(III) Formation of acrosome(IV) Glycogen synthesis and breakdownChoose the correct option: A) I and II incorrect. B) II and IV incorrect. C) II incorrect, remaining correct. D) II and III incorrect. Show Answer Correct Answer: B) II and IV incorrect. 8. Organisms made of many cells are called A) Multicellular. B) Unicellular. C) All the above. D) None of the above. Show Answer Correct Answer: A) Multicellular. 9. Is semipermeable, and lets substances in and out of the cell A) Ribosome. B) Cell Membrane. C) Cell wall. D) Vesicle. Show Answer Correct Answer: B) Cell Membrane. 10. A few organs with related functions that work together for a specific function forms a A) Cell. B) Tissue. C) Organism. D) System. Show Answer Correct Answer: D) System. 11. The number of membranes that surround centrioles structure is ..... A) 0. B) 1. C) 2. D) 3. Show Answer Correct Answer: A) 0. 12. Folding of inner mitochondrial membrane are called ..... A) Grana. B) Thylakoids. C) Cristae. D) F0-F1 structures. Show Answer Correct Answer: C) Cristae. 13. Who proposed the fluid mosaic model of plasma membrane? A) Camillo Golgi. B) Schneiden and Schwann. C) Singer and Nicolson. D) Robert Brown. Show Answer Correct Answer: C) Singer and Nicolson. 14. The endomembrane system include ..... A) Endoplasmic reticulum (ER). B) Golgi complex and lysosomes. C) Vacuoles. D) All the above. Show Answer Correct Answer: D) All the above. 15. Which of the given feature is/are not similar between chloroplast and mitochondria? a. Divide by fission. b. Have m-RNA, r-RNA & t-RNA. c. Site of carbohydrate oxidation. d. Have ATP synthesis enzyme. e. Storage of starch A) Only c, d & e. B) Only c & e. C) Only a, b & c. D) Only c. Show Answer Correct Answer: B) Only c & e. 16. Which part of a cell acts as a barrier between the cell's interior and the external environment? A) Nucleus. B) Mitochondria. C) Endoplasmic Reticulum. D) Cell Membrane. Show Answer Correct Answer: D) Cell Membrane. 17. One of the following is not the feature of centriole A) It has an organisation like the cartwheel. B) It consists of hub and spokes made of protein. C) It is a site for rRNA systhesis. D) Form the basal body of cilia and flagella. Show Answer Correct Answer: C) It is a site for rRNA systhesis. 18. Who gave the cell theory A) Schleiden and schwann. B) Rudolf Virchow. C) Watson and Crick. D) Leeuwenhoek. Show Answer Correct Answer: A) Schleiden and schwann. 19. Which of the following is not true of a eukaryotic cell? A) Cell wall is made up of peptidoglycans. B) It has 80 S type of ribosome present cytoplasm. C) Mitochondria contain circular DNA. D) Membrane bound organelles are present. Show Answer Correct Answer: A) Cell wall is made up of peptidoglycans. 20. INNER END OF THE ENOPLASMIC RETICULUM IS IN CONNECTION WITH ..... A) GOLGI BODIES. B) CHLOROPLAST. C) NUCLEAR MEMBRANE. D) CELL MEMBRANE. Show Answer Correct Answer: C) NUCLEAR MEMBRANE. 21. Which of the following affects the association and dissociation of sub-units of ribosomes ..... A) Mg. B) Ca. C) Fe. D) K. Show Answer Correct Answer: A) Mg. 22. Protoplasm is made up of ..... A) Cytoplasm, cell wall, nucleus. B) Cell membrane, cytoplasm, nucleoplasm. C) Cell membrane, cytoplasm, nucleus. D) Cell wall, nucleus, cell membrane. Show Answer Correct Answer: C) Cell membrane, cytoplasm, nucleus. 23. Unicellular organisms are organisms that consist of only one cell while multicellular organisms are organisms that consist of more than one cell. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 24. Omnis cellula-e cellula' i.e., new cells arise from pre-existing cells; this statement was given by A) Schleiden and Schwann. B) Rudolf Virchow. C) Robert Brown. D) Robert Hooke. Show Answer Correct Answer: B) Rudolf Virchow. 25. The largest isolated single cell is A) The egg of an ostrich. B) The human red blood cell. C) Nerve cell. D) Mycoplasms. Show Answer Correct Answer: A) The egg of an ostrich. ← 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 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books