1. What technique will you use if you want to separate salt mixed with water in a container?
a. evaporation
b. filtering
c. picking
d. sieving
2. What method of separating mixtures will you use if you want to remove buttons in tawas powder?
a. evaporation
b. filtering
c. picking
d. sieving
3. In filtering technique of separating mixtures, what type of material passes through a filter paper or cloth?
a. gas
b. liquid
c. plasma
d. solid
4. What materials passes through a hole of strainer when sieving is used to separate mixtures?
a. coarse
b. fine
c. large
d. big
5. It is a process of separating mixtures which involves heating leaving the solid residue in a container?
a. distillation
b. evaporation
c. precipitation
d. sedimentation
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Answer:
1.A.EVAPORATION
2.C.PICKING
3.C.PLASMA
4.C.LARGE
5.D.SEDIMENTATION
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Answer:
1 A
2 B
3 D
4 C
5 D
Explanation:
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