This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Science Chapter 8 Cell Structure And Functions – Quiz 62 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Science Chapter 8 Cell Structure And Functions Quiz 62 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A certain drug disrupts the Cytoskeleton of cells. Which of the following functions would be affected most directly by this drug? A) Cell division. B) Cellular respiration. C) Protein synthesis. D) Digestion with lysosome. Show Answer Correct Answer: A) Cell division. 2. Which of the following is a difference between plant and animal cells? A) Plant cells have mitochondria, animal cells do not. B) Animal cells have a cell wall, plant cells do not. C) Plant cells have chloroplasts, animal cells do not. D) Animal cells have vacuoles, plant cells do not. Show Answer Correct Answer: C) Plant cells have chloroplasts, animal cells do not. 3. Organisms made of more than one cell are called ..... A) Many celled organisms. B) Multicellular. C) All the above. D) None of the above. Show Answer Correct Answer: B) Multicellular. 4. Cells make proteins on small structures called RIBOSOMES. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 5. What organelle is called the "powerhouse" of a cell? A) Endoplasmic Reticulum. B) Nucleus. C) Mitochondria. D) Nucleolus. Show Answer Correct Answer: C) Mitochondria. 6. The shape of RBC A) Disc shape. B) Amoebiod shape. C) Wire shape. D) Sperical shape. Show Answer Correct Answer: A) Disc shape. 7. Movement of water molecules from high concentration level to the lower concentration level through semipermeable membrane. A) Diffusion. B) Transportation. C) Excretion. D) Osmosis. Show Answer Correct Answer: D) Osmosis. 8. The cell theory states that ..... A) Cells come from cells. B) All organisms are made of cells. C) Cells are the basic unit of structure and function for life. D) All of the above. Show Answer Correct Answer: D) All of the above. 9. What is the jelly-like substance where cell organelles are located? A) Endoplasmic reticulum. B) Nucleolus. C) Cell membrane. D) Cytoplasm. Show Answer Correct Answer: D) Cytoplasm. 10. Which structure is found only in plant cells? A) Cell membrane. B) Mitochondria. C) Nucleus. D) Chloroplast. Show Answer Correct Answer: D) Chloroplast. 11. Glycolysis A) Step in cellular respiration, occurs in cytoplasm. B) Process that occurs in mitochondria. C) Involves the conversion of glucose to pyruvate. D) A type of fermentation process. Show Answer Correct Answer: A) Step in cellular respiration, occurs in cytoplasm. 12. Which structure controls what enters and leaves the cell? A) Cell wall. B) Cell membrane. C) Cytoplasm. D) Nucleus. Show Answer Correct Answer: B) Cell membrane. 13. What is contained within the vacuole of a plant cell? A) Nutrients. B) Sap. C) Chlorophyll. D) DNA. Show Answer Correct Answer: B) Sap. 14. This organelle acts like a gatekeeper, allowing some materials to pass through it, but not others. A) Cytoplasm. B) Cell Membrane. C) Mitochondria. D) Vacuole. Show Answer Correct Answer: B) Cell Membrane. 15. Granular material visible within the nucleus A) Nucleus. B) Cell wall. C) Chromatin. D) Phagocytosis. Show Answer Correct Answer: C) Chromatin. 16. Carries the genetic information that is passed on to each new generation of cells. A) Nucleic acid. B) Chromosomes. C) Nuclear pores. D) None of the above. Show Answer Correct Answer: A) Nucleic acid. 17. The study of cell structure and functions is called A) Cytology. B) Cell biology. C) Cell study. D) None of the above. Show Answer Correct Answer: B) Cell biology. 18. Where in the cell are ribosomes primarily produced? A) Cytoplasm. B) Nucleolus. C) Cell membrane. D) Cytoskeleton. Show Answer Correct Answer: B) Nucleolus. 19. Which of the following is a network of proteins that supports and gives shape to a cell? A) Vesicles. B) Vacuole. C) Cytoskeleton. D) Cytoplasm. Show Answer Correct Answer: C) Cytoskeleton. 20. Digest food particles, disease causing bacteria and worn-out and broken down parts of the cell A) Lysosome. B) Vesicles. C) Peroxisomes. D) Ribosomes. Show Answer Correct Answer: A) Lysosome. 21. Which structure helps to move and shape the cell? A) E.R. B) Nucleus. C) Cytoplasm. D) Cytoskeleton. Show Answer Correct Answer: D) Cytoskeleton. 22. What is the role of transport proteins in the plasma membrane? A) To digest food particles. B) To produce ribosomes. C) To provide structural support. D) To move substances or waste materials through the plasma membrane. Show Answer Correct Answer: D) To move substances or waste materials through the plasma membrane. 23. Which of the following structures is ALWAYS found in both eukaryotic and prokaryotic cells? A) Nucleus. B) Mitochondria. C) Ribosomes. D) Cell wall. Show Answer Correct Answer: C) Ribosomes. 24. Cell organelles like mitochondria, golgi body, endoplasmic reticulum are present in A) Prokaryotic cell. B) Eukaryotic cell. C) All the above. D) None of the above. Show Answer Correct Answer: B) Eukaryotic cell. 25. Which scientist is known for the development of the cell theory alongside Matthias Schleiden? A) Theodor Schwann. B) Gregor Mendel. C) James Watson. D) Francis Crick. Show Answer Correct Answer: A) Theodor Schwann. ← 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