This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Science Chapter 8 Cell Structure And Functions – Quiz 58 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Science Chapter 8 Cell Structure And Functions Quiz 58 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What are two features that plant cells have that animal cells do not? A) Lysosomes and cell walls. B) Cell walls and chloroplast. C) Cell membrane and nucleolus. D) None of the above. Show Answer Correct Answer: B) Cell walls and chloroplast. 2. Which of the following is not true about the Nucleus? It A) Contains the DNA. B) Is covered by a nucleolus. C) Accomodates cell division. D) Is enveloped by a membrane. Show Answer Correct Answer: B) Is covered by a nucleolus. 3. If an enzyme in a metabolic pathway is inhibited, what is the most likely effect on the pathway's end product? Explain your reasoning. A) The end product will be produced faster. B) The end product will not be produced or will be produced in smaller amounts. C) The pathway will not be affected. D) The cell will produce more DNA. Show Answer Correct Answer: B) The end product will not be produced or will be produced in smaller amounts. 4. Animal Cell vs Plant Cell A) Animal cells have cell walls and chloroplasts. B) Plant cells have cell walls and chloroplasts; animal cells do not. C) Animal cells contain chloroplasts but no cell walls. D) Both animal and plant cells have cell walls. Show Answer Correct Answer: B) Plant cells have cell walls and chloroplasts; animal cells do not. 5. Which type of cell has a true membrane-bound nucleus? A) Eukaryotic. B) Prokaryotic. C) All the above. D) None of the above. Show Answer Correct Answer: A) Eukaryotic. 6. Cell structure is A) What is made of only. B) How the partiucles are put together only. C) What is made of and how the particles are put togethetr. D) None of the above. Show Answer Correct Answer: C) What is made of and how the particles are put togethetr. 7. Functions in energy production, known as the energy factory of the cell A) Mitochondria. B) Chloroplast. C) Vacuole. D) Cytoplasm. Show Answer Correct Answer: A) Mitochondria. 8. Name the organelle where protein synthesis occurs. A) Endoplasmic reticulum. B) Golgi apparatus. C) Mitochondria. D) Ribosomes. Show Answer Correct Answer: D) Ribosomes. 9. Which organelle breaks down organelles that are no longer useful? A) Lysosome. B) Golgi body. C) Mitochondria. D) Smooth ER. Show Answer Correct Answer: A) Lysosome. 10. Which of the following equations best represents the process of cellular respiration? A) $6CO_2 + 6H_2O \rightarrow C_6H_{12}O_6 + 6O_2$. B) $C_6H_{12}O_6 + 6O_2 \rightarrow 6CO_2 + 6H_2O + \text{energy}$. C) $2H_2O_2 \rightarrow 2H_2O + O_2$. D) $NADP^+ + 2e^-+ 2H^+ \rightarrow NADPH + H^+$. Show Answer Correct Answer: B) $C_6H_{12}O_6 + 6O_2 \rightarrow 6CO_2 + 6H_2O + \text{energy}$. 11. I can be found in animal cells. A) Chloroplast. B) Mitochondria. C) Chloroplast + Mitochondra both. D) None of the above. Show Answer Correct Answer: B) Mitochondria. 12. What surrounds a cell and allows nutrients to enter and waste to leave? A) Mitochondria. B) Cytoplasm. C) Nucleus. D) Cell membrane. Show Answer Correct Answer: D) Cell membrane. 13. Ribosomes are synthesized and partially assembled here A) Endoplasmic Reticulum. B) Mitochondria. C) Nucleolus. D) Peroxisomes. Show Answer Correct Answer: C) Nucleolus. 14. The structural and functional unit of living organisms is called A) Cell. B) Ribosome. C) Tissue. D) Organ. Show Answer Correct Answer: A) Cell. 15. What is the jelly-like substance that fills the inside of a cell? A) Cytoplasm. B) Nucleoplasm. C) Chlorophyll. D) Lysosome. Show Answer Correct Answer: A) Cytoplasm. 16. The energy for active transport comes from A) ATP. B) RNA. C) Carrier proteins. D) ADP. Show Answer Correct Answer: A) ATP. 17. A micro-organism on your hand must be magnified to about 400 times its normal size. A) 300. B) 400. C) 500. D) None of the above. Show Answer Correct Answer: B) 400. 18. First type of cell to appear on Earth?answer choices A) Plant. B) Animal. C) Prokaryotic. D) Eukaryotic. Show Answer Correct Answer: C) Prokaryotic. 19. Of the following, which cell structure would most likely be visible with a light microscope that has been manufactured to the maximum resolving power possible? A) Mitochondria. B) Microtubule. C) Ribosome. D) Largest microfilament. E) Nuclear pore. Show Answer Correct Answer: A) Mitochondria. 20. What is the name of the region between the cell membrane and the nucleus? A) Cytoplasm. B) Mitochondria. C) ER. D) Vacuole. Show Answer Correct Answer: A) Cytoplasm. 21. Which of the following is the fundamental unit of LIFE? A) Atom. B) Cell. C) DNA. D) Organism. Show Answer Correct Answer: B) Cell. 22. What is the role of the nucleus in relation to DNA? A) The nucleus stores and organizes DNA. B) The nucleus converts DNA into energy. C) The nucleus uses DNA to produce glucose. D) The nucleus breaks down DNA into proteins. Show Answer Correct Answer: A) The nucleus stores and organizes DNA. 23. Kai, Emma, and Rohan are studying the functions of cell organelles. They are discussing the primary function of mitochondria. What is it? A) Regulating molecular transport. B) Synthesizing proteins. C) Generating energy. D) Breaking down molecules. Show Answer Correct Answer: C) Generating energy. 24. Membrane does not enclose it A) Nucleus. B) Nucleoid. C) Nucleolus. D) Nuclei. Show Answer Correct Answer: B) Nucleoid. 25. Another name for pseudopodia A) Feet. B) False feet. C) Fake feet. D) Amoena. Show Answer Correct Answer: B) False feet. ← 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