This quiz works best with JavaScript enabled. Home > Class 8 > Class 8 Science Chapter 8 Cell Structure And Functions – Quiz 11 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 8 Science Chapter 8 Cell Structure And Functions Quiz 11 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Two-phase anabolic pathway in which the Sun's energy is converted to chemical energy for use by the cell. A) Cellular Respiration. B) Metabolism. C) Photosynthesis. D) Adenosine Triphosphate. Show Answer Correct Answer: C) Photosynthesis. 2. Which of the following organelles would one expect to be present in a cell responsible for producing lipids? A) Rough endoplasmic reticulum. B) Smooth endoplasmic reticulum. C) Lysosomes. D) Centrioles. Show Answer Correct Answer: B) Smooth endoplasmic reticulum. 3. This organelle is ONLY found in plant cells: A) Cell membrane. B) Nucleus. C) Cytoplasm. D) Chloroplasts. Show Answer Correct Answer: D) Chloroplasts. 4. Directions-(Q.23-Q.30) Identify the organelle.7- "I am a small spherical body present in the nucleus and I am rich in RNA (Ribonucleic Acid)" A) Chromosomes. B) Nuclear Membrane. C) Nucleoplasm. D) Nucleolus. Show Answer Correct Answer: D) Nucleolus. 5. Which equation correctly represents aerobic 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) $C_6H_{12}O_6 \rightarrow 2C_2H_5OH + 2CO_2$. D) $6O_2 + 6H_2O \rightarrow 6CO_2 + C_6H_{12}O_6$. Show Answer Correct Answer: B) $C_6H_{12}O_6 + 6O_2 \rightarrow 6CO_2 + 6H_2O + \text{energy}$. 6. Which organelle packages and distributes proteins within the cell? A) Endoplasmic reticulum. B) Golgi apparatus. C) Lysosome. D) Vacuole. Show Answer Correct Answer: B) Golgi apparatus. 7. What are the two important functions of a plant's cell wall? A) To absorb light energy and store valuable materials for the cell. B) To help the cell keep its shape and prevent it from bursting when placed in water. C) To store cell sap and controls what enters and leaves the cell. D) To help the cell maintain its shape and absorb light energy. Show Answer Correct Answer: B) To help the cell keep its shape and prevent it from bursting when placed in water. 8. What does the physico-chemical approach analyze in living tissues? A) Only the genetic material. B) Elements and compounds. C) Only the chemical composition. D) Only the physical structure. Show Answer Correct Answer: B) Elements and compounds. 9. This tissue makes up much of the interior of a plant and carries out basic metabolic functions. In stems, it provides support and may store food or water. In roots, it may also store food. A) Dermal tissue. B) Ground tissue. C) Meristematic tissue. D) Vascular tissue. Show Answer Correct Answer: B) Ground tissue. 10. BONUS QUESTION #3Which structure-function pair is mismatched? A) Nucleolus; production of ribosomal subunits. B) Lysosome; intracellular digestion. C) Ribosome; protein synthesis. D) Golgi; protein trafficking. E) Microtubule; muscle contraction. Show Answer Correct Answer: E) Microtubule; muscle contraction. 11. He fluid that lies between the cell membrane and the nucleus A) Cell membrane. B) Cytoplasm. C) Nucleus. D) None of the above. Show Answer Correct Answer: B) Cytoplasm. 12. When did Robert Hook discovered cells A) 1667. B) 1685. C) 1665. D) 1635. Show Answer Correct Answer: C) 1665. 13. Saclike structures that store materials such as water, salts, proteins, and carbohydrates. A) Nucleus. B) Ribosomes. C) Organelles. D) Vacuoles. Show Answer Correct Answer: D) Vacuoles. 14. Analyze how the structure of the phospholipid bilayer contributes to its function as a selective barrier. A) The hydrophilic heads face inward, allowing all substances to pass freely. B) The hydrophobic tails face outward, repelling all substances. C) The hydrophilic heads face outward and the hydrophobic tails face inward, allowing selective permeability. D) The bilayer is rigid, preventing any movement of substances.TagsDOK Level 3:Strategic Thinking. Show Answer Correct Answer: C) The hydrophilic heads face outward and the hydrophobic tails face inward, allowing selective permeability. 15. Jelly-like fluid found inside all cells. Holds all of the cell's organelles. Where all cell functions/activities take place. (a) A) A. Cytoplasm. B) Cell Membrane. C) Cell wall. D) Gelloplasm. Show Answer Correct Answer: A) A. Cytoplasm. 16. What is the function of the plasma membrane? A) To manufacture proteins. B) To store genetic material. C) To control what enters and leaves the cell. D) To produce energy for the cell. Show Answer Correct Answer: C) To control what enters and leaves the cell. 17. What role do ribosomes play in a cell? A) They transport nutrients. B) They synthesize proteins. C) They digest cellular waste. D) They store energy. Show Answer Correct Answer: B) They synthesize proteins. 18. Which of the following would be more prominent in a secretory cell than non-secretory cell? A) Lysosome. B) Ribosome. C) Golgi complex. D) Mitochondria. Show Answer Correct Answer: C) Golgi complex. 19. A large structure normally visible in the nucleus of a cell? A) Endoplasmic reticulum. B) Mitochondrion. C) Nucleolus. D) Lysosome. Show Answer Correct Answer: C) Nucleolus. 20. What is the focus of the physico-chemical approach in biology? A) Studying only physical properties. B) Analyzing non-living systems. C) Investigating living organisms. D) Focusing on genetic studies. Show Answer Correct Answer: C) Investigating living organisms. 21. Differentiate between animal and plant cell A) Animal cell don'thave cell wall, pllasma membrane, plasids but plant cell have. B) Animal cell don't have cell wall, chloroplast, cytoplasm but plant cell have. C) Animal cell don'thave cell wall, chloroplast but plant cell have. D) None of the above. Show Answer Correct Answer: C) Animal cell don'thave cell wall, chloroplast but plant cell have. 22. I which year did Robert Hooke discovered the cell? A) 1665. B) 1920. C) 1885. D) None of the above. Show Answer Correct Answer: A) 1665. 23. The division of the cytoplasm is called? A) Anaphase. B) Mitosis. C) Cytokineses. D) G0. Show Answer Correct Answer: C) Cytokineses. 24. William is working on a science project about cells. He wants to know which organelle is involved in the synthesis and modification of proteins. Can you help him? A) Ribosome. B) Mitochondria. C) Golgi apparatus. D) Cell nucleus. Show Answer Correct Answer: C) Golgi apparatus. 25. Assertion (A):Mitochondria play a role in apoptosis (programmed cell death). Reason (R):They release certain proteins that activate cell death pathways. 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. ← 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