This quiz works best with JavaScript enabled. Home > Class 6 > Class 6 Science Chapter 5 Separation Of Substances – Quiz 9 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 6 Science Chapter 5 Separation Of Substances Quiz 9 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The materials to make Paneer can be found in A) Sedimentation. B) Filtration. C) Decantation. D) None of the above. Show Answer Correct Answer: B) Filtration. 2. TAP WATER IS A MIXTURE OF A) WATER AND MANY DISSOLVED SALTS. B) SUGAR AND WATER. C) RAIN WATER AND CREAM. D) None of the above. Show Answer Correct Answer: A) WATER AND MANY DISSOLVED SALTS. 3. How are homogeneous mixtures characterized? A) Having specific properties. B) Having different densities. C) Having uniform composition. D) Having distinct components. Show Answer Correct Answer: C) Having uniform composition. 4. During sublimation a ..... is advised to keep on the inverted funnel as the camphor sublimes and dissapears into air. A) Inverted funnel. B) Wire gauge. C) Cotton wool. D) Tripod stand. Show Answer Correct Answer: C) Cotton wool. 5. Which method is used to separate a mixture of oil and water? A) Decantation. B) Filtration. C) Sedimentation. D) None of the above. Show Answer Correct Answer: A) Decantation. 6. Rahul does not like tomatoes in poha, which method will he use to separate the tomatoes from the poha A) Handpicking. B) Sieving. C) Winnowing. D) Filtration. Show Answer Correct Answer: A) Handpicking. 7. Identify whether the statement or statements is/are true or false? Statement A:A mixture of cement and pebbles can be separated by using the sieve with small pores. Statement B:A sieve with small pores will allow only small cement particles to pass through and will hold back the pebbles. A) Only Statement A is true. B) Only Statement B is true. C) Both are true. D) Both are false. Show Answer Correct Answer: C) Both are true. 8. True or False:Filtration can be used to separate solutions A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 9. When is decantation done A) After evaporation. B) After distillation. C) After sedimentation. D) After filtration. Show Answer Correct Answer: C) After sedimentation. 10. The liquid above the sediment is called a supernatant A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 11. Grapes can be separated from the mixture of nuts and grapes by A) Hand Picking. B) Sieving. C) Threshing. D) Sedimentation. Show Answer Correct Answer: A) Hand Picking. 12. By which method can we separate iron nails from sand? A) Filtration. B) Sedimentation. C) Threshing. D) Magnetic separation. Show Answer Correct Answer: D) Magnetic separation. 13. Mixtures need to be separated because ..... A) To remove undesirable substances. B) To get desirable substances. C) To obtain highly pure substances. D) All of the above. Show Answer Correct Answer: D) All of the above. 14. Separating the wheat grain from the stalk of a wheat plant. A) Winnowing. B) Threshing. C) Hand-picking. D) Sieving. Show Answer Correct Answer: B) Threshing. 15. A solution in which no more solute can be dissolved in the solvent is called the ..... solution. A) Supernatant. B) Condensed. C) Saturated. D) None of these. Show Answer Correct Answer: C) Saturated. 16. After this proccess the particles settle down and it makes decantation easy A) Loading. B) Sedimentation. C) Filtration. D) Centrifugation. Show Answer Correct Answer: B) Sedimentation. 17. What is separation? A) Mixing two different components. B) Selecting different kinds of components from a mixture. C) Arranging things in an order. D) None of the above. Show Answer Correct Answer: B) Selecting different kinds of components from a mixture. 18. The method used to separate chaff from the grain by wind or blowing air is called Winnowing A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: B) True. 19. Threshing is used to separate A) Chaff from grain. B) Stones from grain. C) Sand from grain. D) Grains from stalks. Show Answer Correct Answer: D) Grains from stalks. 20. Churning milk to obtain butter:To separate two different but useful components Separate tea leaves:? A) To remove useful components. B) To make tea. C) To remove non-useful components. D) To remove impurities. Show Answer Correct Answer: C) To remove non-useful components. 21. How to separate salt from water A) BY EVAPORATION. B) BY FILTRATION. C) BY SEDIMENTATION. D) BY THRESHING. Show Answer Correct Answer: A) BY EVAPORATION. 22. Substances need to be separated A) To remove undesirable substances. B) To get desirable substances. C) To obtain two different useful components. D) All of the above. Show Answer Correct Answer: D) All of the above. 23. A solution which cannot dissolve more of a given substance at a given temperature is A) Saturated solution. B) Solution. C) Filtrate. D) Unsaturated solution. Show Answer Correct Answer: A) Saturated solution. 24. It is the process in which evaporation is followed by condensation A) Winnowing. B) Distillation. C) Threshing. D) Boilling. Show Answer Correct Answer: B) Distillation. 25. A ..... mixture is one that does not have a uniform composition. A) Heterogeneous. B) Homogenous. C) Pure substance. D) None of the above. Show Answer Correct Answer: A) Heterogeneous. ← PreviousNext →Related QuizzesClass 6 Science Chapter 5 Separation Of Substances Quiz 1Class 6 Science Chapter 5 Separation Of Substances Quiz 2Class 6 Science Chapter 5 Separation Of Substances Quiz 3Class 6 Science Chapter 5 Separation Of Substances Quiz 4Class 6 Science Chapter 5 Separation Of Substances Quiz 5Class 6 Science Chapter 5 Separation Of Substances Quiz 6Class 6 Science Chapter 5 Separation Of Substances Quiz 7Class 6 Science Chapter 5 Separation Of Substances Quiz 8Class 6 Science Chapter 5 Separation Of Substances Quiz 10Class 6 Science Chapter 5 Separation Of Substances Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books