This quiz works best with JavaScript enabled. Home > Class 11 > Class 11 Biology Chapter 8 Cell The Unit Of Life – Quiz 14 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 11 Biology Chapter 8 Cell The Unit Of Life Quiz 14 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Choose the incorrect statement regarding cell membrane. A) Generally smaller molecules pass easily and readily than large molecules. B) Water soluble substance pass through easily and readily than lipid soluble substance. C) In addition to phospholipid membrane it also contains cholesterol. D) None of these. Show Answer Correct Answer: D) None of these. 2. The movement of cilia and flagella is due to the presence of A) Radial spokes. B) Central sheath. C) Singlet microtubules. D) Dyneins. Show Answer Correct Answer: D) Dyneins. 3. Lysosomes are the reservoirs (storehouses) of A) Hydrolytic enzymes. B) Oxidative enzymes. C) Secretory glycoproteins. D) RNA and proteins. Show Answer Correct Answer: A) Hydrolytic enzymes. 4. Read the given statements and select the correct option.Statement 1:Chloroplast and mitochondria are semi-autonomous bodies.Statement 2:Chloroplast and mitochondria have their own DNA and protein synthesizing machinery. A) Both statements 1 and 2 are correct. B) Statement 1 is correct but statement 2 is incorrect. C) Statement 1 is incorrect but statement 2 is correct. D) Both statements 1 and 2 are incorrect. Show Answer Correct Answer: A) Both statements 1 and 2 are correct. 5. Centrosome is present in: A) Plant cells. B) Animal cells. C) Prokaryotes. D) Fungi. Show Answer Correct Answer: B) Animal cells. 6. Nutrients and oxygen enter cells through the A) Cell membrane. B) Mitochondria. C) Ribosomes. D) Nucleus. Show Answer Correct Answer: A) Cell membrane. 7. The shorter and longer arms of a submetacentric chromosome are referred to as A) S-arm and l-arm respectively. B) P-arm and q-arm respectively. C) Q-arm and p-arm respectively. D) M-arm and n-arm respectively. Show Answer Correct Answer: B) P-arm and q-arm respectively. 8. Ribosome of prokaryotic cells are: A) *a. 60s and 40s. B) *b. 70s and 3os. C) *c. 50s and 30s. D) D. None. Show Answer Correct Answer: C) *c. 50s and 30s. 9. The cells involved in large amounts of lipid synthesis do not possess this organelle on the endoplasmic reticulum A) Mitochondrion. B) Ribosomes. C) Golgi apparatus. D) Lysosome. Show Answer Correct Answer: B) Ribosomes. 10. In Amoeba the ..... is important for excretion. A) Food vacuole. B) Contractile vacuole. C) Gas vesicles. D) Cyanophycean granules. Show Answer Correct Answer: B) Contractile vacuole. 11. The ..... determines the shape of the cell and provides a strong structural support to prevent the bacterium from bursting or collapsing. A) Tonoplast. B) Vacuole. C) Cell wall. D) Glycocalyx. Show Answer Correct Answer: C) Cell wall. 12. The Tricarboxylic acid cycle responsible for aerobic respiration in eukaryotes occurs in A) Centriole. B) Golgi apparatus. C) Mitochondria. D) Peroxisomes. Show Answer Correct Answer: C) Mitochondria. 13. Which of following is mismatched? A) Algae-Galactans, mannose. B) Fungi-Cellulose. C) Dinoflagellate-Stiff cellulose plate. D) Bacteria-Peptidoglycans. Show Answer Correct Answer: B) Fungi-Cellulose. 14. The L shape chromosome found in the Anaphase stage of the mitosis cell division is A) Metacentric. B) Sub-metacentric. C) Acrocentric. D) Telocentric. Show Answer Correct Answer: B) Sub-metacentric. 15. The structure present in prokaryotes analogous to eukaryotic mitochondria is A) Cell wall. B) Cell membrane. C) Mesosomes. D) Cilia. Show Answer Correct Answer: C) Mesosomes. 16. Cytoskeleton is NOT involved in: A) Cell motility. B) Intracellular transport. C) Cell division. D) Protein synthesis. Show Answer Correct Answer: D) Protein synthesis. 17. Cell recognition and adhesion are facilitated by components of plasma membrane. These components are generally A) Protein molecules alone. B) Lipids alone. C) Both lipids and proteins. D) Glycolipids and glycoproteins. Show Answer Correct Answer: D) Glycolipids and glycoproteins. 18. Primary cell wall formed by A) Intussusception. B) Apposition. C) Intussusception and lignification. D) Mineralization. Show Answer Correct Answer: A) Intussusception. 19. Centre of phosphorylation is . A) Ribosome. B) Mitochondria. C) Peroxisome. D) Oxisome. Show Answer Correct Answer: B) Mitochondria. 20. Assertion:'s' in '80s' represent sedimentation coefficientReason:Sedimentation coefficient is direct measure of density and size of ribosome. A) If both the assertion and the reason are true and the reason is a correct explanation of theassertion. B) If both the assertion and reason are true but the reason is not a correct explanation of theassertion. C) If the assertion is true but the reason is false. D) If both the assertion and reason are false. Show Answer Correct Answer: C) If the assertion is true but the reason is false. 21. Gram negative bacteria cell wall consist of A) Peptidoglycan. B) Murein. C) Peptidoglycan+outer membrane. D) Peptidoglycan+outer membrane+Lipopolysaccharide. Show Answer Correct Answer: D) Peptidoglycan+outer membrane+Lipopolysaccharide. 22. The most likely method, used to determine the structural details of a cell organelle is A) Autoradiography. B) Microdissection. C) Electron microscopy. D) Phase contrast microscopy. Show Answer Correct Answer: C) Electron microscopy. 23. Assertion-lysosomes help in digestion of food particles and worn out organelles in a cellReason-lysosomes contain a large amount of respiratory enzymes A) Both A & R are true and R is the correctexplanation of A. B) Both A & R are true but R is not thecorrect explanation of A. C) A is ture but R is false. D) Both A & R are false. Show Answer Correct Answer: C) A is ture but R is false. 24. Peptidyl transferase enzyme is found on: A) Cytoplasm. B) E.R. C) Golgi body. D) Ribosomes. Show Answer Correct Answer: D) Ribosomes. 25. Why do you think plant cell has fixed shape? A) Has chloroplast. B) Has cytoplasm. C) Has mitochondria. D) Has cell wall. Show Answer Correct Answer: D) Has cell wall. ← 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 3Class 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 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books