This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 8 Cell The Unit Of Life – Quiz 3 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 8 Cell The Unit Of Life Quiz 3 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What provides the shape for the prokaryote? A) Cell wall. B) Cell membrane. C) Capsule. D) Cytoplasm. Show Answer Correct Answer: A) Cell wall. 2. Which type of protein is found in nucleus ..... A) Simple protein. B) Structural protein. C) Conjugated protein. D) Derived protein. Show Answer Correct Answer: C) Conjugated protein. 3. Name the structure in a plant cell which has this function:protects and maintains cell shape. A) Cell wall. B) Cytoplasm. C) Cell membrane. D) Nucleus. Show Answer Correct Answer: A) Cell wall. 4. Which statement correctly differentiates Schleiden and Schwann? A) Schleiden:all plants made of cells; Schwann:animals also made of cells. B) Schleiden:nucleus in animals; Schwann:in plants. C) Schleiden:cells from pre-existing cells. D) Both said cells arise from non-living. Show Answer Correct Answer: A) Schleiden:all plants made of cells; Schwann:animals also made of cells. 5. Movement of water by diffusion is called A) Passive transport. B) Osmosis. C) Active transport. D) Transport. Show Answer Correct Answer: B) Osmosis. 6. Which of the following cell organelles is responsible for extracting energy from carbohydrates to form ATP? A) Ribosome. B) Mitochondria. C) Chloroplast. D) Lysosome. Show Answer Correct Answer: B) Mitochondria. 7. The interphase nucleus has highly extended and elaborate nucleoprotein fibres called A) Histones. B) Nucleolus. C) Chromatin. D) Euchromatin. Show Answer Correct Answer: C) Chromatin. 8. Cell theory was modified by: A) Schleiden. B) Schwann. C) Virchow. D) Watson. Show Answer Correct Answer: C) Virchow. 9. FULL FORM OF 'ATP' IS ..... A) ADINOSINE TWOPHOSPHATE. B) ADINOSINE TRIPHOSPHATE. C) ADENOSNE TRIPHOSPHOROUS. D) ADENOSINE TRIPHOSPHATASE. Show Answer Correct Answer: B) ADINOSINE TRIPHOSPHATE. 10. ..... is an example of eukaryotic cell A) Bacteria. B) Bluegreen algae. C) Cyanobacteria. D) Amoeba. Show Answer Correct Answer: D) Amoeba. 11. In plant cells the ..... can occupy up to 90 per cent of the volume of the cell. A) Cisternae. B) Ribosomes. C) Nucleus. D) Vacuole. Show Answer Correct Answer: D) Vacuole. 12. Which cell organelle is known as 'Power House Of the Cell? A) Chloroplast. B) Golgi bodies. C) Vacuoles. D) Mitochondria. Show Answer Correct Answer: D) Mitochondria. 13. Cell theory explains that: A) *a. Every organism consist of small units 'cell'. B) *b. New cells form from pre-existing cells. C) *c. Cells are independent from each other. D) *d. None. Show Answer Correct Answer: A) *a. Every organism consist of small units 'cell'. 14. Which is not the function of cell wall? A) Only III. B) Only IV. C) Only II, III, and IV. D) None of the above. Show Answer Correct Answer: A) Only III. 15. Select the right option which relates to Schwann regarding the following statement-I. He reported that cells have a thin outer layer which is today known as plasma membraneII. Cell wall is a unique character of the plant cellIII. Body of plants and animals are composed of cells and products of cells A) All are correct. B) Only III is correct. C) II and III are correct. D) All are incorrect. Show Answer Correct Answer: A) All are correct. 16. A single human cell has approximately ..... long thread of DNA distributed among its ..... chromosomes: A) 2 cm, 46. B) 2 metre, 46. C) 2 cm, 23. D) 2 metre, 23. Show Answer Correct Answer: B) 2 metre, 46. 17. Which plastid stores starch? A) Chromoplast. B) Elaioplast. C) Amyloplast. D) Chloroplast. Show Answer Correct Answer: C) Amyloplast. 18. A rod shaped bacterium A) Bacillus. B) Cocci. C) Spirillum. D) None of the above. Show Answer Correct Answer: A) Bacillus. 19. Packing of substance for export from cell occurs in the A) SER. B) Golgi bodies. C) Lysosomes. D) Nucleolus. Show Answer Correct Answer: B) Golgi bodies. 20. The ability of cells to maintain a constant internal state is called ..... A) Adaptation. B) Homeostasis. C) Evolution. D) Stimulus. Show Answer Correct Answer: B) Homeostasis. 21. Amyloplasts elaioplasts and aleuroplasts belong to ..... category of plastids A) Chloroplasts. B) Chromoplasts. C) Leucoplasts. D) All of these. Show Answer Correct Answer: C) Leucoplasts. 22. Ribosomes was first observed under the electron microscope as dense particles by A) Camillo golgi. B) George Palade. C) Robert May. D) Anton von Leeuwenhoek. Show Answer Correct Answer: B) George Palade. 23. Ribosomes of prokaryotic cells are A) 60s and 40s. B) 70s and 30s. C) 50s and 30 s. D) None. Show Answer Correct Answer: C) 50s and 30 s. 24. Ribosomes shows the presence of two subunitsLarge subunit= 50SSmall subunit= 30SHence the Sedimentation rate for Ribosome as a whole is ..... A) 80S. B) 60S. C) 50S. D) 70S. Show Answer Correct Answer: D) 70S. 25. It is responsible for the beginning of the life of organisms A) Tissue. B) Cell. C) Zygote. D) Embryonic layer. Show Answer Correct Answer: C) Zygote. ← PreviousNext →Related QuizzesClass 11 Biology Chapter 8 Cell The Unit Of Life Quiz 1Class 11 Biology Chapter 8 Cell The Unit Of Life Quiz 2Class 11 Biology Chapter 8 Cell The Unit Of Life Quiz 4Class 11 Biology Chapter 8 Cell The Unit Of Life Quiz 5Class 11 Biology Chapter 8 Cell The Unit Of Life Quiz 6Class 11 Biology Chapter 8 Cell The Unit Of Life Quiz 7Class 11 Biology Chapter 8 Cell The Unit Of Life Quiz 8Class 11 Biology Chapter 8 Cell The Unit Of Life Quiz 9Class 11 Biology Chapter 8 Cell The Unit Of Life Quiz 10Class 11 Biology Chapter 8 Cell The Unit Of Life Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books