This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Science Chapter 8 Cell Structure And Functions – Quiz 71 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Science Chapter 8 Cell Structure And Functions Quiz 71 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the process by which cells grow and divide? A) Photosynthesis. B) Cell Division. C) Respiration. D) Metabolism. Show Answer Correct Answer: B) Cell Division. 2. What is meant by the term "fluid mosaic model" ? A) It is the diffusion of lipid-soluble substances through the lipid bilayer. B) It is the movement of lipids and integral proteins within the lipid bilayer. C) It is the solubility of water in the membrane. D) It is the method of substance transport across the membrane. Show Answer Correct Answer: B) It is the movement of lipids and integral proteins within the lipid bilayer. 3. Large numbers of ribosomes are present in cells that specialize in producing which of the following molecules? A) Lipids. B) Starches. C) Proteins. D) Steroids. E) Glucose. Show Answer Correct Answer: C) Proteins. 4. Golgi apparatus is often associated with A) Mitochondria. B) RER. C) Lysosome. D) None. Show Answer Correct Answer: B) RER. 5. Transfer RNA A) Is used to produce mRNA. B) Binds to amino acids and has an anticodon. C) Duplicates itself during interphase. D) Is a type of enzyme. Show Answer Correct Answer: B) Binds to amino acids and has an anticodon. 6. ..... create proteins for plant and animal cells. A) Ribosomes. B) Endoplasmic Reticulum. C) Golgi Bodies. D) Lysosomes. Show Answer Correct Answer: A) Ribosomes. 7. Transcription A) To mRNA in the nucleus. B) To DNA in the cytoplasm. C) To tRNA in the ribosome. D) To protein in the endoplasmic reticulum. Show Answer Correct Answer: A) To mRNA in the nucleus. 8. These organelles store food, water, and waste material. * A) Cytoplasm. B) Cell membrane. C) Ribosome. D) Vacuole. Show Answer Correct Answer: D) Vacuole. 9. Filaments present in flagella and cilia are A) Microfibrils. B) Microtubules. C) Microfilaments. D) Microvilli. Show Answer Correct Answer: B) Microtubules. 10. Which organism listed below is a prokaryote? A) Dog. B) Human. C) Sunflower. D) Bacterial cell. Show Answer Correct Answer: D) Bacterial cell. 11. Blue-Green algae and bacteria are what kind of organisms? A) Prokaryotes. B) Eukaryotes. C) Unicellular. D) Multicellular. Show Answer Correct Answer: A) Prokaryotes. 12. Lipid-soluble molecules diffuse through the ..... ; water soluble molecules diffuse through the ..... A) Membrane channels; membrane channels. B) Membrane channels; cell membrane. C) Cell membrane; membrane channels. D) Cell membrane; cell membrane. Show Answer Correct Answer: C) Cell membrane; membrane channels. 13. Which organelle is responsible for producing energy in the cell? A) Ribosome. B) Chloroplast. C) Nucleus. D) Mitochondria. Show Answer Correct Answer: D) Mitochondria. 14. It contains semifluid substance called the cytosol where the different organelles are suspended A) Cytoplasm. B) Nucleus. C) Ribosomes. D) Endoplasmic Reticulum. Show Answer Correct Answer: A) Cytoplasm. 15. Green colored plastics are called A) Chloroplasts. B) Photoplast. C) Green Plasid. D) None of the above. Show Answer Correct Answer: A) Chloroplasts. 16. Hairlike appendages are called ..... on a cell. * A) Cilia. B) Vorticella. C) All the above. D) None of the above. Show Answer Correct Answer: A) Cilia. 17. The scientist who discovered cell in bark of tree A) Robert hook. B) Robert brown. C) Anton van lewonhawk. D) Schwadein. Show Answer Correct Answer: A) Robert hook. 18. What part of the cell contains the genetic material (DNA)? A) Cytoplasm. B) Ribosomes. C) Nucleus. D) Golgi apparatus. Show Answer Correct Answer: C) Nucleus. 19. Which organelle breaks downs material and waste products? A) ER. B) Golgi bodies. C) Ribosomes. D) Lysosomes. Show Answer Correct Answer: D) Lysosomes. 20. An organism with only one cell is known best as ..... A) A disease. B) Plankton. C) Multicellular organism. D) Unicellular organism. Show Answer Correct Answer: D) Unicellular organism. 21. These structures are located in the nucleus and they make ribosomes. A) Chloroplasts. B) Cytoplasm. C) Lysosomes. D) Nucleolus. Show Answer Correct Answer: D) Nucleolus. 22. Which of the following processes is NOT mentioned as a physiological process? A) Defense. B) Recognition. C) Reproduction. D) Memory. Show Answer Correct Answer: C) Reproduction. 23. What is the primary role of lysosomes in animal cells? A) To transport substances. B) To break down and recycle cell parts. C) To package proteins. D) To produce energy. Show Answer Correct Answer: B) To break down and recycle cell parts. 24. Allows materials selectively to come in and out of the cell A) Cell Wall. B) Cell Membrane. C) Vacuole. D) Mitochondria. Show Answer Correct Answer: B) Cell Membrane. 25. To prepare a mount of human cheek cell, the sample is collected from A) Outer side of cheek with a matchstick. B) Inner side of cheek with a matchstick. C) Outer side of cheek with a toothpick. D) Inner side of cheek with a toothpick. Show Answer Correct Answer: D) Inner side of cheek with a toothpick. ← PreviousNext →Related QuizzesClass 8 Science Chapter 8 Cell Structure And Functions Quiz 1Class 8 Science Chapter 8 Cell Structure And Functions Quiz 2Class 8 Science Chapter 8 Cell Structure And Functions Quiz 3Class 8 Science Chapter 8 Cell Structure And Functions Quiz 4Class 8 Science Chapter 8 Cell Structure And Functions Quiz 5Class 8 Science Chapter 8 Cell Structure And Functions Quiz 6Class 8 Science Chapter 8 Cell Structure And Functions Quiz 7Class 8 Science Chapter 8 Cell Structure And Functions Quiz 8Class 8 Science Chapter 8 Cell Structure And Functions Quiz 9Class 8 Science Chapter 8 Cell Structure And Functions Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books