This quiz works best with JavaScript enabled. Home > Class 6 > Class 6 Science Chapter 5 Separation Of Substances – Quiz 20 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 6 Science Chapter 5 Separation Of Substances Quiz 20 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is Solute? A) Combination of two or more substances, where these substances are not joined to each other and no chemical reaction occurs between the substances. B) The part of a solution that dissolves the solute (usually the greater amount). C) The part of a solution that is being dissolved (usually the lesser amount). D) 2 or more substances mixed together which makes a new thing that we drink or eat. Show Answer Correct Answer: C) The part of a solution that is being dissolved (usually the lesser amount). 2. Condensation happens when water vapour hits a cold surface. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: B) True. 3. A machines that reaps, threshes and cleans the crop A) Combine harvester. B) Sieve. C) All the above. D) None of the above. Show Answer Correct Answer: A) Combine harvester. 4. Separation of Substances Which amongst the following methods would be most appropriate to separate grains from bundles of stalks? A) Hand picking. B) Winnowing. C) Sieving. D) Threshing. Show Answer Correct Answer: D) Threshing. 5. The method commonly used at homes to separate pebbles from rice, pulses etc is A) Decantation. B) Hand picking. C) Filtration. D) Threshing. Show Answer Correct Answer: B) Hand picking. 6. A mixture of mustard oil and Kerosene oil can be separated by A) Sedimentation. B) Separating funnel. C) Filtration. D) Distillation. Show Answer Correct Answer: B) Separating funnel. 7. A mixture of powdered salt and sugar can be separated by the process of winnowing. A) TRUE. B) FALSE. C) All the above. D) None of the above. Show Answer Correct Answer: B) FALSE. 8. When do we use handpicking? A) If the substances are solid-solid. B) If the substances are solid-liquid. C) If the substances are gas-gas. D) None of them. Show Answer Correct Answer: A) If the substances are solid-solid. 9. Oil and water can be separated through A) Filteration. B) Evaporation. C) Loading. D) Separating funnel. Show Answer Correct Answer: D) Separating funnel. 10. A ..... contains two or more substances that can be separated easily. A) Mixture. B) Winnowing. C) Separation. D) None of the above. Show Answer Correct Answer: A) Mixture. 11. All Elements and compounds are ..... substances A) Pure. B) Mixtures. C) All the above. D) None of the above. Show Answer Correct Answer: A) Pure. 12. The process of conversion of water vapour into liquid is called ..... A) Explanation. B) Evaporation. C) Condensation. D) Centrifugation. Show Answer Correct Answer: C) Condensation. 13. Liquids which don't desolve in each other are: A) MISCIBLE. B) IMMISCIBLE. C) RESIDUE. D) HOMOGENEOUS MIXTURE. Show Answer Correct Answer: B) IMMISCIBLE. 14. A substance that dissolves in a solvent to form a solution is called A) Solute. B) Solvent. C) Immiscible liquid. D) Sediment. Show Answer Correct Answer: A) Solute. 15. WOOD IS A MIXTURE OF A) WATER AND CREAM. B) WATER AND CELLULOSE. C) WATER AND SUGAR. D) None of the above. Show Answer Correct Answer: B) WATER AND CELLULOSE. 16. Which process is used for separating tea from tea leaves? A) Seiving. B) Winnowing. C) Decantation. D) None of the above. Show Answer Correct Answer: A) Seiving. 17. What is threshing? A) The process of seperating grains from stalk by cutting. B) The process of seperating grains from stalk by beating on the ground. C) The process of seperating grains from stalk by beating on the using thresher. D) Both a and b. Show Answer Correct Answer: D) Both a and b. 18. At Construction Sites, large sieves are seen. These help in ..... A) Removing sand from small stones. B) Removing small stones from sand. C) Both of these. D) None of these. Show Answer Correct Answer: B) Removing small stones from sand. 19. Common salt can be separated from sea water by A) Evaporation. B) Condensation. C) All the above. D) None of the above. Show Answer Correct Answer: A) Evaporation. 20. The process of sedimentation is used to separate salt from sea water A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 21. The process of making mud particles heavy with alum can be termed as: A) Decantation. B) Loading. C) Filtration. D) Condensation. Show Answer Correct Answer: B) Loading. 22. Distillation is a process to separate A) Immiscible liquids. B) Miscible liquids. C) All the above. D) None of the above. Show Answer Correct Answer: B) Miscible liquids. 23. In a mixture containing sugar and salt the constituents are: A) Sugar. B) Sand. C) Sugar and sand. D) Nothing. Show Answer Correct Answer: C) Sugar and sand. 24. The process by which a liquid changes into a gas is called condensation. A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: A) False. 25. Process used for purification of salt from sea. A) Decantation. B) SEDIMENTATION. C) CRYSTALLISATION. D) EVAPORATION. Show Answer Correct Answer: C) CRYSTALLISATION. ← 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 9Class 6 Science Chapter 5 Separation Of Substances Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books