This quiz works best with JavaScript enabled. Home > Class 6 > Class 6 Science Chapter 5 Separation Of Substances – Quiz 11 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 6 Science Chapter 5 Separation Of Substances Quiz 11 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The substance that does not sublime A) Camphor. B) Iodine. C) Sulphur. D) Naphthalene. Show Answer Correct Answer: C) Sulphur. 2. Iron powder mixed with flour is in the magnetic process. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 3. Common salt is ..... in water. A) Insoluble. B) Soluble. C) Floats. D) Sink. Show Answer Correct Answer: B) Soluble. 4. Winnowing is done with the help of A) Wind. B) Water. C) Sand. D) None of the above. Show Answer Correct Answer: A) Wind. 5. A solution is said to be ..... if it cannot dissolve more of the substance in it. A) Saturated. B) Unsaturated. C) Homogeneous. D) Hetrogenous. Show Answer Correct Answer: A) Saturated. 6. Separating funnel is used for separation of two miscible liquid. True of false? A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 7. Abeer was trying to recover water from salt and water solution, which of the following techniques shall he use? A) Evaporation. B) Distillation. C) Sieving. D) Handpicking. Show Answer Correct Answer: B) Distillation. 8. A mixture of ammonium chloride and sand is separated by A) Evaporation. B) Decantation. C) Sublimation. D) Filtration. Show Answer Correct Answer: C) Sublimation. 9. Kashvi is writing some notes for her science exam. Tell which one of the statement is correct. A) Mixture of wheat grains and wheat flour can be separated by sieving. B) Mixture of oil and water can be separated by Decantation. C) All the above. D) None of the above. Show Answer Correct Answer: C) All the above. 10. ..... proccess helps in speeding up the rate of sedimentation A) Centrifugation. B) Filtration. C) Loading. D) Decantation. Show Answer Correct Answer: C) Loading. 11. A mixture contains two or more substances that can be separated easily A) False. B) True. C) All the above. D) None of the above. Show Answer Correct Answer: B) True. 12. Method '' Hand picking '' can be used for A) Separating larger impurities from grains like stones etc. B) Separating smaller impurities. C) Separating water. D) Separating food. Show Answer Correct Answer: A) Separating larger impurities from grains like stones etc. 13. Condensation is ..... to evaporation A) Similar. B) Opposite. C) All the above. D) None of the above. Show Answer Correct Answer: B) Opposite. 14. It is obtained by mixing two or more solids A) Solid-Liquid mixture. B) Solid-Gas mixture. C) Solid-Solid mixture. D) Liquid-gas mixture. Show Answer Correct Answer: C) Solid-Solid mixture. 15. The direction of wind plays an important role in the process of winnowing. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 16. Grain and husk can be separated by the process of decantation? Say true or false A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 17. Pick the correct example of Pure substance A) Salt. B) Salad. C) Tap water. D) Curry. Show Answer Correct Answer: A) Salt. 18. No substance in nature is 100 percent ..... A) Pure. B) Mixture. C) Impure. D) None of these. Show Answer Correct Answer: A) Pure. 19. In which of the following 1 tablespoon of sugar will dissolve quickly? A) Warm water. B) Icy water. C) Cold water. D) Hot water. Show Answer Correct Answer: D) Hot water. 20. More sugar can get dissolved in ..... A) Unsaturated solution. B) Saturated solution. C) All the above. D) None of the above. Show Answer Correct Answer: A) Unsaturated solution. 21. The process of separation of tea leaves by strainer is called A) Filtration. B) Sedimentation. C) Evaporation. D) Condensation. Show Answer Correct Answer: A) Filtration. 22. Name the process used to separate heavier and lighter components of a mixture. A) Sieving. B) Handpicking. C) Winnowing. D) Threshing. Show Answer Correct Answer: C) Winnowing. 23. During summer, Boojho carries water in a transparent plastic bottle to his school. One day he left his bottle in the school. The bottle still had some water left in it. The following day, he observed some water droplets on the inner surface of the empty portion of the bottle. These droplets of water were formed due to A) Boiling and condensation. B) Evaporation and saturation. C) Evaporation and condensation. D) Condensation and saturation. Show Answer Correct Answer: C) Evaporation and condensation. 24. Salt is obtained from the seawater by drying it in the sun.The process is known as ..... A) Filtration. B) Threshing. C) Churning. D) Evaporation. Show Answer Correct Answer: D) Evaporation. 25. Boojho's grandmother is suffering from diabetes. Her doctor advised her to take Lassi with less fat content. Which of the following methods would be most appropriate for Boojho to prepare it? A) Filtration. B) Centrifugation. C) Decantation. D) Winnowing. Show Answer Correct Answer: B) Centrifugation. ← 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