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Class 6 Science Chapter 5 Separation Of Substances Quiz 8 (25 MCQs)

Quiz Instructions

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1. By which process oil and vinegar is commonly separated?
2. What isHomogeneous mixture
3. While preparing chapatis, Priti found that the flour to be used was mixed with wheat grains. Which out of the following is the most suitable method to separate the grains from the flour?
4. The opposite process evaporation is condensation.
5. How to separate sugar from wheat flour?
6. The ..... is used during the process of distillation
7. Decantation can also be used to separate
8. Lauren wants to separate salt from water. What separation technique should she use?
9. Husk and stones could be separated from grains by handpicking.
10. In a mixture, solids of different size can be separated by .....
11. Ink loses its properties when mixed in water.
12. If you want to remove grains from their stalks. What method will you use?
13. Rishit was helping his mother for making chapatis (Roti) his mother tells to separate husk form wheat flour so what method of separation will he use (Hint:it is in a small quantity)
14. The process used to separate grain from stalks.
15. The method of separating grains of wheat from its stalk is known as .....
16. PROPERTY USED IN SEPARATING A MIXTURE OF TWO SOLIDS BY WINNOWING IS
17. If we want to separate more than two liquids in a mixture of miscible liquids we use
18. Common salt is obtained from the sea water by the method of-
19. To separate a mixture of stones and wheat flour, the method used is
20. Both sedimentation and decantation is important to clean the water
21. What is the boiling point of water?
22. This method ..... canbe used for separating slightly largersized impurities like the pieces of dirt, stone, and husk from wheat, rice orpulses.
23. By which process do we get butter
24. Which of the following process refers to converting a liquid to its vapour form?
25. The method used to separate chaff from the grain by wind or blowing air
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