This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Science Chapter 8 Cell Structure And Functions – Quiz 15 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Science Chapter 8 Cell Structure And Functions Quiz 15 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Within eukaryotic cells, there is an intricate network of ..... with unique functions. A) Organelles. B) Molecules. C) Tissues. D) Atoms. Show Answer Correct Answer: A) Organelles. 2. Which type of cell has no membrane-bound nucleus? A) Eukaryotic plant cell. B) Eukaryotic animal cell. C) Prokaryotic cell. D) None of the above. Show Answer Correct Answer: C) Prokaryotic cell. 3. What is the fundamental unit of life A) Cell. B) Cell organelles. C) Mitochondria. D) Chloroplast. Show Answer Correct Answer: A) Cell. 4. Flexible double-layered sheet that makes up the cell membrane and forms a barrier between the cell and its surroundings A) Lipid Bilayer. B) Chloroplast. C) Organelle. D) Mitochondrion. Show Answer Correct Answer: A) Lipid Bilayer. 5. In what part of the plant cell does the process of photosynthesis take place? A) Nucleus. B) Mitochondria. C) Chloroplasts. D) Vacuoles. Show Answer Correct Answer: C) Chloroplasts. 6. What are Vesicles? A) Store materials, transport material. B) Break down material. C) Processes material. D) Transport material. Show Answer Correct Answer: A) Store materials, transport material. 7. Plants are multicellular, which means A) They are made of many cells. B) They are made of one cell. C) All the above. D) None of the above. Show Answer Correct Answer: A) They are made of many cells. 8. Which organelle controls most of the cell's activities? A) Mitochondria. B) Nucleus. C) Ribosomes. D) Lysosomes. Show Answer Correct Answer: B) Nucleus. 9. Plant cell structures that turn energy from sunlight into food. A) Cell Wall. B) Mitochondria. C) Chloroplast. D) Cytoplasm. Show Answer Correct Answer: C) Chloroplast. 10. Chloroplast is found in A) Plant cell only. B) Animal cell only. C) Both of these. D) None of the above. Show Answer Correct Answer: A) Plant cell only. 11. Which of these is part of the cell theory A) Every living thing is made of cells. B) Everything with cells will die. C) All cells have a nucleus. D) Plant cells and Animal cells have some differences. Show Answer Correct Answer: A) Every living thing is made of cells. 12. The fourth, and highest, level of organization in a multicellular organism is? A) Cell specialization. B) A tissue. C) An organ system. D) An organ. Show Answer Correct Answer: C) An organ system. 13. Chromosomes are visible and spindle fibers start to appear A) Prophase. B) Metaphase. C) Telophase. D) Anaphase. Show Answer Correct Answer: A) Prophase. 14. Chromosomes A) That contain RNA. B) That contain proteins. C) That contain DNA. D) That contain lipids. Show Answer Correct Answer: C) That contain DNA. 15. Which of the following do NOT have a cell wall? A) Plant Cells. B) All Bacterial Cells. C) Fungi. D) Animal Cells. Show Answer Correct Answer: D) Animal Cells. 16. Which organelles breaks down organelles that are no longer useful? A) Lysosome. B) Golgi Body. C) Ribosome. D) Smooth endoplasmic reticulum. Show Answer Correct Answer: A) Lysosome. 17. Where in the cell does protein-synthesis take place? A) Vacuole. B) Mitochondria. C) Ribosome. D) Nucleus. E) Cytoplasm. Show Answer Correct Answer: C) Ribosome. 18. What is the large, oval structure that directs all of the cell's activities? A) Mitochondria. B) Nucleus. C) Ribosome. D) Chloroplast. Show Answer Correct Answer: B) Nucleus. 19. Which of the following is NOT a function of the cell membrane? A) Providing structural support. B) Regulating entry and exit of materials. C) Cell communication. D) DNA storage. Show Answer Correct Answer: D) DNA storage. 20. It controls exchange of substances between the cell & its external environment A) Cell wall. B) Cell membrane. C) Endoplasmic reticulum. D) Cytoplasm. Show Answer Correct Answer: B) Cell membrane. 21. Site of protein manufacture. A) RIBOSOMES. B) MEMBRANE. C) ENDOPLASMIC RETICULUM. D) CYTOPLASM. Show Answer Correct Answer: A) RIBOSOMES. 22. Which process is described as tuning food into energy? A) Excretion. B) Growth. C) Respiration. D) Nutrition. Show Answer Correct Answer: C) Respiration. 23. The hollow tubes of protein that helps maintain the shape of the cells are called A) Microfilaments. B) Mitochondrion. C) Microtubules. D) Ribosomes. Show Answer Correct Answer: C) Microtubules. 24. The main difference between prokaryotic and eukaryotic cells? A) Prokaryotic cells have a cell membrane but eukaryotic cells do not. B) Eukaryotic cells contain DNA in a nucleus while prokaryotic cells do not. C) Eukaryotic cells have flagella but prokaryotic cells do not. D) Prokaryotic cells contain membrane-bound ribosomes while eukaryotic cells do not. Show Answer Correct Answer: B) Eukaryotic cells contain DNA in a nucleus while prokaryotic cells do not. 25. The kitchen of the cell is A) Cell wall. B) Plasma membrane. C) Nucleus. D) Plastids. Show Answer Correct Answer: D) Plastids. ← 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