This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Science Chapter 8 Cell Structure And Functions – Quiz 69 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Science Chapter 8 Cell Structure And Functions Quiz 69 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Where is DNA found in Prokaryote cell? A) Inside of the Nucleus. B) Inside of the cell (No specific place). C) All the above. D) None of the above. Show Answer Correct Answer: B) Inside of the cell (No specific place). 2. Identical halves of a chromosome are called? A) Cousins. B) Chromatids. C) Centromere. D) Centrosome. Show Answer Correct Answer: B) Chromatids. 3. Which type of biological macromolecule is the main component of the plasma membrane? A) Carbohydrate. B) Phospholipid. C) Protein. D) Cholesterol. Show Answer Correct Answer: B) Phospholipid. 4. All living things are made of ..... A) Atoms. B) Cells. C) Bacteria. D) Plants. Show Answer Correct Answer: B) Cells. 5. Mitochondria A) Known as the powerhouse of the cell, it releases energy. B) Responsible for protein synthesis in the cell. C) Involved in the detoxification of harmful substances. D) Regulates the cell cycle and division. Show Answer Correct Answer: A) Known as the powerhouse of the cell, it releases energy. 6. What are Lysosomes? A) Break down materials. B) Store material, transport material. C) Processes material. D) Fill cell. Show Answer Correct Answer: A) Break down materials. 7. BONUS QUESTION #1Which of the following is present in a prokaryotic cell? A) Mitochondrion. B) Ribosome. C) Nuclear envelope. D) None of the above. Show Answer Correct Answer: B) Ribosome. 8. A threadlike structure of nucleic acids and protein found in the nucleus of most living cells, carrying genetic information in the form of genes. A) Chloroplast. B) Chromatin. C) Organelle. D) Chromsome. Show Answer Correct Answer: D) Chromsome. 9. Which of the following is NOT a characteristic of all living things? A) Ability to reproduce. B) Ability to move. C) Response to stimuli. D) Use of energy. Show Answer Correct Answer: B) Ability to move. 10. What is the primary function of apical meristem tissue in plants? A) Photosynthesis. B) Growth at the tips of roots and shoots. C) Transport of water and nutrients. D) Storage of nutrients. Show Answer Correct Answer: B) Growth at the tips of roots and shoots. 11. Liam, Benjamin, and Isla are studying animal cells in their biology class. They learned that the cell membrane has a specific function. What is this function in animal cells? A) Regulating molecular transport. B) Synthesizing proteins. C) Generating energy. D) Breaking down molecules. Show Answer Correct Answer: A) Regulating molecular transport. 12. What is a system? A) A single part of a cell. B) A group of parts that work together. C) An organelle. D) A type of cell. Show Answer Correct Answer: B) A group of parts that work together. 13. What does the text imply about the diversity of life forms? A) It is only a visual aspect. B) It is irrelevant. C) It is based on cellular organization. D) It is not significant. Show Answer Correct Answer: C) It is based on cellular organization. 14. Which of the following is only found in plant cell A) Cell wall. B) Cytoplasm. C) Nucleus. D) Vaccoule. Show Answer Correct Answer: A) Cell wall. 15. The ..... is the area between the nucleus and the membrane that contains organelles. A) Cell Membrane. B) Cytoplasm. C) Nucleus. D) Rough ER. Show Answer Correct Answer: B) Cytoplasm. 16. All cells are enclosed in a thin A) Cell membrane. B) Endoplasmic reticulum. C) Ribosomes. D) Nucleus. Show Answer Correct Answer: A) Cell membrane. 17. What is the role of organic compounds inside a cell? A) To form the cell membrane only. B) To carry out physiological processes. C) To provide energy only. D) To store genetic information. Show Answer Correct Answer: B) To carry out physiological processes. 18. The colour of chlorophyll pigment is A) Yellow. B) Green. C) Red. D) Blue. Show Answer Correct Answer: B) Green. 19. Which type of epithelial tissue is specialized for absorption and is found in the intestines? A) Simple squamous epithelium. B) Simple cuboidal epithelium. C) Simple columnar epithelium. D) Stratified squamous epithelium. Show Answer Correct Answer: C) Simple columnar epithelium. 20. What is the single most abundant compound in living organisms? A) Fat. B) Sugar. C) Water. D) Carbon. Show Answer Correct Answer: C) Water. 21. Plants perform photosynthesis through this organelle. It captures energy from the sun and uses it to produce food for the cell. A) Chlorophyll. B) Chloroplasts. C) Mitochondria. D) Golgi Apparatus. Show Answer Correct Answer: B) Chloroplasts. 22. WHAT IS CALLED THE LIVING SUBSTANCE OF THE CELL. A) CYTOPLASM. B) NUCLEUS. C) CELL WAL. D) PROTOPLASM. E) NONE OF THESE. Show Answer Correct Answer: D) PROTOPLASM. 23. Which of these is the control centre of the cell? A) Nucleus. B) Cytoplasm. C) Mitochondria. D) Protoplasm. Show Answer Correct Answer: C) Mitochondria. 24. Assertion (A):The nucleus contains genetic material in the form of DNA. Reason (R):DNA controls all cellular activities by coding for proteins. A) Both Assertion and Reason are true, and Reason is the correct explanation of Assertion. B) Both Assertion and Reason are true, but Reason is not the correct explanation of Assertion. C) Assertion is true, but Reason is false. D) Assertion is false, but Reason is true. Show Answer Correct Answer: A) Both Assertion and Reason are true, and Reason is the correct explanation of Assertion. 25. Surrounds the cell; regulates what enters/leaves cell; maintains homeostasis A) Vacuole. B) Cell wall. C) Cell membrane. D) Lysosome. Show Answer Correct Answer: C) Cell membrane. ← 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