Class 6 Science Chapter 5 Separation Of Substances Quiz 4 (25 MCQs)

Quiz Instructions

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1. Butter is separated from butter milk by churning.
2. Salt is obtained from seawater by the process of
3. By which process Grains are separated from Stalks?
4. A solution which cannot dissolve more solute at a given temperature is termed as:
5. Identify the method of separation when the shape, size, and colour of the components are different.
6. When a solution is saturated:
7. When the solute dissolves into a solvent and disappears it is called a .....
8. A special kind of shine present on natural materials or shine appears when they freshly cut or rubbed with sand paper is called .....
9. Separating tea leaves from prepared tea by the method of-
10. Water can be filtered by sand.
11. Define supernatant
12. The layer of clear liquid on the top of the sediment is called supernatant.
13. CHOOSE THE FALSE STATEMENT
14. Sieving is used when components of a mixture have same sizes.
15. The commonly used chemical for loading is
16. How do you separate sugar from water?
17. When solid particles settle down in a liquid this process is called decantation.
18. The dalia (broken wheat) that Ramesh bought had a lot of dried husk in it. To remove the unwanted husk, Ramesh should ..... it.
19. IF A SUBSTANCE CONTAIN TWO OR MORE KINDS OF MOLECULES, IT IS CALLED
20. Sieving system method to separate particles of
21. Hand picking is a method of-
22. 'Sharbat' is a mixture of sugar and water.
23. Wind or blowing air is required for the separation of substances in the method:
24. The process of conversion of water vapour into its liquid form is called .....
25. Grain is separated from