This quiz works best with JavaScript enabled. Home > Cbse > Class 9 > Science > The Fundamental Unit Of Life > Class 9 Science Chapter 5 The Fundamental Unit Of Life – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 9 Science Chapter 5 The Fundamental Unit Of Life Quiz 4 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. If a cell containing 5% salt is placed into a glass of water with 20% salt, the water is ..... compared to the cell. A) Hypertonic-. B) Hypotonic. C) Isotonic. D) None of the above. Show Answer Correct Answer: A) Hypertonic-. 2. Amoeba acquired it's food through the process termed as A) Exocytosis. B) Endocytosis. C) Plasmolysis. D) Both a and b. Show Answer Correct Answer: B) Endocytosis. 3. Ripe fruits soften due to ..... A) Degeneration of cell walls. B) Partial solubilisation of pectic compounds. C) Metabolism of tannins. D) Exosmosis. Show Answer Correct Answer: B) Partial solubilisation of pectic compounds. 4. Vacuole is absent in? A) Plant cell. B) Animal cell. C) Amoeba. D) None of the above. Show Answer Correct Answer: B) Animal cell. 5. Find out the false sentence. A) Nucleus is involved with the formation of lysosomes. B) Nucleus, mitochondria and plastid have DNA, hence they are able to make their own structural proteins. C) Mitochondria is said to be the power house of the cell as ATP is generated in them. D) Cytoplasm is called as protoplasm. Show Answer Correct Answer: A) Nucleus is involved with the formation of lysosomes. 6. Particles move across the membrane ..... attempting to reach equilibrium. A) Orderly. B) Slowly. C) Randomly. D) In a single file line. Show Answer Correct Answer: C) Randomly. 7. Which organelle provide turgidity and rigidity to the cell A) Centriole. B) Endoplasmic Redticulum. C) Mitochondria. D) Vacuole. Show Answer Correct Answer: D) Vacuole. 8. Which cell organelle is used to digest worn out organelles or dead organelle and foreign materials which enters in the cell. They are also called suicidal bags of the cell. They have digestive enzymes. A) Plastids. B) Lysosomes. C) Mitochondria. D) Ribosomes. Show Answer Correct Answer: B) Lysosomes. 9. A large central vacuole is found in a ..... cell. A) Animal. B) Plant. C) All the above. D) None of the above. Show Answer Correct Answer: B) Plant. 10. The process in which parent cell divides to form two identical daughter cells is A) Meiosis. B) Budding. C) Binary fission. D) Mitosis. Show Answer Correct Answer: D) Mitosis. 11. Which scientist said BOTH plants and animals have cells? A) Schwann. B) Hooke. C) Virchow. D) None of the above. Show Answer Correct Answer: A) Schwann. 12. Root hairs of plants absorb water from soil through A) Diffusion. B) Imbibition. C) Osmosis. D) All the above. Show Answer Correct Answer: C) Osmosis. 13. Cell walls permit the cells of fungi to withstand very dilute external media without bursting. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 14. Free livinf cells in pond water were discovered by ..... A) Robert Hooke. B) Lion corner. C) Robert Brown. D) None of the above. Show Answer Correct Answer: B) Lion corner. 15. Which is the smallest unit of life that can survive and reproduce on its own? A) An organ. B) A molecule. C) A cell. D) An atom. Show Answer Correct Answer: C) A cell. 16. Rough endoplasmic reticulum has ..... attached to it. A) Nucleolus. B) Golgi apparatus. C) Ribosomes. D) Chromosomes. Show Answer Correct Answer: C) Ribosomes. 17. Small particles such as oxygen and carbon dioxide move easily across the cell membrane from areas of high concentration to low concentration. A) Active Transport. B) Osmosis. C) Diffusion. D) None of the above. Show Answer Correct Answer: C) Diffusion. 18. Golgi apparatus takes part in synthesis of ..... A) Glycolipids. B) Glycoproteins. C) Hormones. D) All the above. Show Answer Correct Answer: D) All the above. 19. Intercellular connections in plant cells are called A) Plasmodesmata. B) Matrix. C) Microfibrils. D) Middle lamella. Show Answer Correct Answer: A) Plasmodesmata. 20. The term protoplasm was coined by A) M J Schleiden. B) Purkinje. C) Theodore Schwann. D) Robert Brown. Show Answer Correct Answer: B) Purkinje. 21. Molecules using simple diffusion move from A) High to low concentrations. B) Low to high concentrations. C) No concentrations. D) Both concentrations. Show Answer Correct Answer: A) High to low concentrations. 22. Among the following statements which one is incorrect? A) Golgi apparatus is involved with formation of lysosomes. B) Nucleus, mitochondria and plastid have DNA, hence they are able to make their own structural proteins. C) Lysosomes are called the suicide bags as they eat up their own cells. D) Cytoplasm is called known as protoplasm. Show Answer Correct Answer: D) Cytoplasm is called known as protoplasm. 23. This cell is smaller and does NOT have a nucleus. A) Prokaryotic. B) Eukaryotic. C) Both. D) None of the above. Show Answer Correct Answer: A) Prokaryotic. 24. What is the full form of ATP? A) Acquired ten phosphorus. B) Actual time peace. C) Adenosine tri phosphate. D) Anti tree pound. Show Answer Correct Answer: C) Adenosine tri phosphate. 25. Describe the process of photosynthesis in plant cells. A) Chlorophyll is found in the roots of plants, not in chloroplasts. B) Photosynthesis occurs only at night in plants. C) Photosynthesis is the process by which plants convert light energy, water, and carbon dioxide into glucose and oxygen using chlorophyll in chloroplasts. D) Plants absorb glucose and release carbon dioxide during photosynthesis. Show Answer Correct Answer: C) Photosynthesis is the process by which plants convert light energy, water, and carbon dioxide into glucose and oxygen using chlorophyll in chloroplasts. 26. Which cell organelle plays a crucial role in detoxifying many poisons anddrugs in a cell?(a) Golgi apparatus(b) Lysosomes(c) Smooth endoplasmic reticulum(d) Vacuoles A) C. B) D. C) B. D) A. Show Answer Correct Answer: A) C. 27. Cell wall of fungi is composed of A) Peptidoglycon. B) Chitin. C) Cellulose. D) Polysaccharides. Show Answer Correct Answer: B) Chitin. 28. Which process is considered as cell drinking? A) Pinocytosis. B) Endocytosis. C) Phagocytosis. D) Exocytosis. Show Answer Correct Answer: A) Pinocytosis. 29. Gel-like fluid where the organelles are found in A) Cytoplasm. B) Chloroplast. C) All the above. D) None of the above. Show Answer Correct Answer: A) Cytoplasm. 30. Describe the main components of a typical animal cell. A) Nucleus, chloroplasts, cell wall, and ribosomes. B) Cytoplasm, cell membrane, chloroplasts, and vacuoles. C) Cell wall, chloroplasts, vacuoles, and plasmodesmata. D) The main components of a typical animal cell are the cell membrane, nucleus, cytoplasm, mitochondria, ribosomes, endoplasmic reticulum, Golgi apparatus, lysosomes, and centrioles. Show Answer Correct Answer: D) The main components of a typical animal cell are the cell membrane, nucleus, cytoplasm, mitochondria, ribosomes, endoplasmic reticulum, Golgi apparatus, lysosomes, and centrioles. 31. Meiosis results in A) Four identical daughter cells. B) Four unique daughter cells. C) Two identical daughter cells. D) Two unique daughter cells. Show Answer Correct Answer: B) Four unique daughter cells. 32. Cells were first discovered Robert Hooke in which year. A) 1674. B) 1666. C) 1672. D) 1630. Show Answer Correct Answer: A) 1674. 33. When meiosis is complete, how does DNA in the daughter cells compare to the DNA from the original parent cell? A) Half as much and genetically the same. B) Twice as much and genetically the same. C) Half as much and genetically different. D) Twice as much and genetically different. Show Answer Correct Answer: C) Half as much and genetically different. 34. Which among the following sentence is not correct about the organelles? A) They are found in all Eukaryotic cells. B) They are found in multicellular organisms. C) They coordinate to produce the cell. D) They are small sized and mostly internal. Show Answer Correct Answer: B) They are found in multicellular organisms. 35. 1 who discovered cell A) VIRCHOW. B) ROBERT HOOK. C) ROBERT BROWN. D) PURKINJEE. Show Answer Correct Answer: C) ROBERT BROWN. 36. Signal molecule, which address the molecules like protein, lipids to their destination, are added to the molecule by which organ? A) Golgi apparatus. B) SER and RER. C) Lysosomes. D) Nucleus. Show Answer Correct Answer: A) Golgi apparatus. 37. ..... are specialized cell structures that carry out specific cell functions. A) Organelles. B) DNA. C) Organisms. D) Chloroplasts. Show Answer Correct Answer: A) Organelles. 38. Which cell division occurs for the growth and repair of the body A) Mitosis. B) Mieosis. C) Both a and b. D) Other. Show Answer Correct Answer: A) Mitosis. 39. Which organelle is associated with ribosome formation? A) Golgi apparatus. B) Nucleolus. C) Nucleus. D) Plastids. Show Answer Correct Answer: B) Nucleolus. 40. A cell will swell up if(a) The concentration of water molecules in the cell is higher than theconcentration of water molecules in surrounding medium(b) The concentration of water molecules in surrounding medium is higherthan water molecules concentration in the cell(c) The concentration of water molecules is same in the cell and in thesurrounding medium(d) Concentration of water molecules does not matter A) D. B) B. C) A. D) C. Show Answer Correct Answer: B) B. 41. This cell has DNA. A) Prokaryotic. B) Eukaryotic. C) Both. D) None of the above. Show Answer Correct Answer: C) Both. 42. Which of the following organelles lack membranes? A) Lysosome. B) Nucleus. C) Ribosome. D) Golgi body. Show Answer Correct Answer: C) Ribosome. 43. What will happen, a when a human RBC is a placed in a hypotonic environment? A) It undergoes plasmolysis. B) It undergoes turgidity. C) It is at equilibrium. D) None of these. Show Answer Correct Answer: B) It undergoes turgidity. 44. For what reason the phospholipid bilayer of plasma membrane remains intact and avoids breaking away A) Ionic interaction. B) Hydrophobic interaction. C) Hydrophilic interaction. D) Covalent bond. Show Answer Correct Answer: B) Hydrophobic interaction. 45. The lens that faces object on stage is called as ..... A) Eyepiece lens. B) Objective lens. C) All the above. D) None of the above. Show Answer Correct Answer: B) Objective lens. 46. Plastids which are responsible for giving colors to fruits and flowers are A) Chloroplasts. B) Leucoplasts. C) Protoplasts. D) CHROMPLANSTS. Show Answer Correct Answer: D) CHROMPLANSTS. 47. Which of the following is the best example of osmosis? A) Water moving though the cell membrane. B) Photosynthesis. C) Kidneys. D) NA/K Pump. Show Answer Correct Answer: A) Water moving though the cell membrane. 48. In the Golgi Apparatus macromolecules, such as lipids and proteins, are transported within the cell using ..... A) Ribosomes. B) Vesicles. C) Rough endoplasmic reticulum. D) DNA. Show Answer Correct Answer: B) Vesicles. 49. The undefined nuclear region of prokaryotes are also known as(a) nucleus(b) nucleolus(c) nucleic acid(d) nucleoid A) D. B) C. C) B. D) A. Show Answer Correct Answer: A) D. 50. Storage Sap of a cell is ..... A) Golgi bodies. B) Ribosomes. C) Endoplasmic Reticulum. D) Vacuole. Show Answer Correct Answer: D) Vacuole. 51. What are the two categories of unicellular organisms? A) Extremophiles and non-extremophiles. B) Protista and Eubacteria. C) Prokaryotes and Eukaryotes. D) Photosynthesis based and non-photosynthesis based. Show Answer Correct Answer: C) Prokaryotes and Eukaryotes. 52. Shrinkage/contraction of plant cell from the cell wall is called A) Hypertonic Solution. B) Hypotonic solution. C) Plasmolysis. D) Turgidity. Show Answer Correct Answer: C) Plasmolysis. 53. Which of the following can be made into crystal?(a) A Bacterium(b) An Amoeba(c) A Virus(d) A Sperm A) D. B) C. C) A. D) B. Show Answer Correct Answer: B) C. 54. Nucleolus is a site of A) Enzyme Synthesis. B) MRNA Synthesis. C) Protein Synthesis. D) Ribosome Synthesis. Show Answer Correct Answer: D) Ribosome Synthesis. 55. Ideally, your cells should be in a(n) ..... solution A) Hypertonic. B) Isotonic. C) Isometric. D) Hypotonic. Show Answer Correct Answer: B) Isotonic. 56. This cell is a bacterial cell. A) Prokaryotic. B) Eukaryotic. C) Both. D) None of the above. Show Answer Correct Answer: A) Prokaryotic. 57. What structure is found in plants, but not fungi or animal cells? A) Mitochondria. B) Cell Wall. C) Phospholipid Bi-layer. D) Chloroplast. Show Answer Correct Answer: D) Chloroplast. 58. An unripe green fruit changes colour when it ripens. The reason being: A) Chloroplast changes to chromoplasts. B) Chromoplasts changes to chlorophyll. C) Chromoplasts changes to chromosomes. D) Don't know the answer. Show Answer Correct Answer: A) Chloroplast changes to chromoplasts. 59. The solution in which a cell will gain water by osmosis is termed as A) Isotonic solution. B) Hypertonic. C) Hypotonic solution. D) Both (a) and (b). Show Answer Correct Answer: C) Hypotonic solution. 60. Which of the following organelles have double membrane? A) Chloroplast. B) Vacuole. C) Lysosome. D) Ribosome. Show Answer Correct Answer: A) Chloroplast. ← PreviousNext →Related QuizzesScience QuizzesClass 9 QuizzesClass 9 Science Chapter 5 The Fundamental Unit Of Life Quiz 1Class 9 Science Chapter 5 The Fundamental Unit Of Life Quiz 2Class 9 Science Chapter 5 The Fundamental Unit Of Life Quiz 3Class 9 Science Chapter 5 The Fundamental Unit Of Life Quiz 5Class 9 Science Chapter 5 The Fundamental Unit Of Life Quiz 6Class 9 Science Chapter 5 The Fundamental Unit Of Life Quiz 7Class 9 Science Chapter 5 The Fundamental Unit Of Life Quiz 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books