This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Science Chapter 8 Cell Structure And Functions – Quiz 26 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Science Chapter 8 Cell Structure And Functions Quiz 26 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. This ribosome is engaged in protein synthesis in animal cell A) Ribosomes of only cytosol. B) Ribosomes which occur on nuclear membrane and ER. C) . Ribosomes of only mitochondria and cytosol. D) Ribosomes of only nucleolus and cytosol. Show Answer Correct Answer: B) Ribosomes which occur on nuclear membrane and ER. 2. What is the structure of the cell wall primarily made of in plants? A) Nucleic acids. B) Phospholipids. C) Cellulose. D) Proteins. Show Answer Correct Answer: C) Cellulose. 3. In a nerve cell, the function of the dendrites is to: A) Conduct impulses away from the cell body. B) Receive impulses and conduct them to the cell body. C) Increase the speed at which nerve impulses are carried away from the cell body. D) Support and nourish the neuron. Show Answer Correct Answer: B) Receive impulses and conduct them to the cell body. 4. Which part of the cell contains DNA and what is its primary function? A) Ribosomes; protein synthesis. B) Nucleus; storing genetic information. C) Mitochondria; energy production. D) Cell membrane; protection. Show Answer Correct Answer: B) Nucleus; storing genetic information. 5. What is the cytoplasm? A) The powerhouse of the cell. B) The site of ribosome production. C) The environment inside the plasma membrane. D) The outermost layer of the cell. Show Answer Correct Answer: C) The environment inside the plasma membrane. 6. Which of the following combinations are present in plant cell but not in animal cell A) Cell Wall & Plastid. B) Cell wall and Cell membrane. C) Plastid and Nucleus. D) Cell Membrane and Cytoplasm. Show Answer Correct Answer: A) Cell Wall & Plastid. 7. Which organelle would not be found in animal cells? A) Smooth ER. B) Chloroplast. C) Mitochondria. D) Ribosome. Show Answer Correct Answer: B) Chloroplast. 8. Which organelle is responsible for organising microtubules during cell division? A) Lysosome. B) Centriole. C) Endoplasmic reticulum. D) Chloroplast. Show Answer Correct Answer: B) Centriole. 9. Plant and animal cells are identical. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 10. What is the term for the diffusion of water across a semipermeable membrane? A) Osmosis. B) Equilibrium. C) Transport. D) Isotonic. Show Answer Correct Answer: A) Osmosis. 11. I am found in plant cells. I am rigid, strong & stiff. I give support to the plant cell. I give the cell it's box shape A) Cell membrane. B) Cell wall. C) Chlorophyll. D) Mitochondria. Show Answer Correct Answer: B) Cell wall. 12. Organisms that are made of many cells are called ..... A) Uni-cellular organisms. B) Multi-cellular organisms. C) Plants. D) Bacteria. Show Answer Correct Answer: B) Multi-cellular organisms. 13. Gives plant cells firm regular shape. A) CHROMATIN. B) CELLWALL. C) VACUOLES. D) CHLOROPLAST. Show Answer Correct Answer: B) CELLWALL. 14. What is the role of chromosomes in a cell? A) To store energy. B) To organize DNA. C) To produce glucose. D) To control the nucleus. Show Answer Correct Answer: B) To organize DNA. 15. Robert Hooke discovered cell by observing ..... under the magnifying device. A) Drop of blood. B) Onion Peel. C) Slice of cork. D) Sample of pond water. Show Answer Correct Answer: C) Slice of cork. 16. What is the difference between a eukaryotic and prokaryotic cell? A) Eukaryotic cells have a nucleus, prokaryotic cells do not. B) Prokaryotic cells have a nucleus, eukaryotic cells do not. C) Both have a nucleus. D) Neither have a nucleus. Show Answer Correct Answer: A) Eukaryotic cells have a nucleus, prokaryotic cells do not. 17. Which structure provides support in plant cells? A) Cell membrane. B) Nucleus. C) Chloroplast. D) Cell wall. Show Answer Correct Answer: D) Cell wall. 18. Which of the following is a special vesicle that contains toxic chemicals that break down old cell parts and attack invading bacteria and viruses? A) Nucleolus. B) Vacuoles. C) Ribosomes. D) Lysosomes. Show Answer Correct Answer: D) Lysosomes. 19. Which structure is found only in plant cells and not in animal cells? A) Mitochondria. B) Cell membrane. C) Chloroplast. D) Ribosome. Show Answer Correct Answer: C) Chloroplast. 20. Which part of the cell make proteins? A) Lysosomes. B) Centrosomes. C) Ribosomes. D) Endoplasmic Reticulum. Show Answer Correct Answer: C) Ribosomes. 21. Low to High A) Passive Transport. B) Active Transport. C) All the above. D) None of the above. Show Answer Correct Answer: B) Active Transport. 22. Controls what enters and leaves the cell A) Mitochondria. B) Cell Membrane. C) Cell Wall. D) Nucleus. Show Answer Correct Answer: B) Cell Membrane. 23. Which of the following is found in plant cells but not in animal cells? A) Cell wall. B) Mitochondria. C) Ribosomes. D) Nucleus. Show Answer Correct Answer: A) Cell wall. 24. What is the main difference between plant and animal cells? A) Plant cells have a cell wall, while animal cells do not. B) Animal cells have chloroplasts, while plant cells do not. C) Plant cells have a nucleus, while animal cells do not. D) Animal cells have a large central vacuole, while plant cells do not. Show Answer Correct Answer: A) Plant cells have a cell wall, while animal cells do not. 25. Which type of cell have definite shape A) Skin cells. B) Animal Cells. C) Plant Cells. D) Both Plants and Animal Cells. Show Answer Correct Answer: C) Plant Cells. ← 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