MCQ on Separation of Substances

CBSE 6th Class MCQ CBSE NCERT 6th class MCQ on Science

21- A ……………….solution is one in which no more of that substance can be dissolved.

(A) saturated

(B) unsaturated

(C) evaporated

(D) mixture

 

22- ………………can be used to separate components of a mixture of an insoluble solid and liquid.

(A) Sedimentation

(B) Filtration

(C) Both A and B

(D) None of the above

 

23- A large quantity of salt can be dissolved in water on ……………….

(A) threshing

(B) freezing

(C) heating

(D) none of the above

 

24- The method of separating seeds of paddy from its stalks is called …………………

(A) decantation

(B) handpicking

(C) winnowing

(D) threshing

 

25- When milk, cooled after boiling is poured onto a piece of cloth the cream is left behind on it. This process of separating cream from milk is an example of………………….

(A) filtration

(B) strainer

(C) evaporation

(D) churned

 

26- Salt is obtained from seawater by the process of ……………….

(A) evaporation

(B) filtration

(C) condensation

(D) all of the above

 

27- A mixture of milk and water can be separated by filtration.

This statement is true or false

(A) True

(B) False

 

28- A mixture of powdered salt and sugar can be separated by the process of winnowing.

This statement is true or false.

(A)True

(B) False

 

29- Separation of sugar from tea can be done with filtation.

This statement is true or false.

(A) True

(B) False

 

30- Grain and Husk can be separated with the process of decantation

This statement is true or false

(A) False

(B) True

 

ANSWERS:

21-(A), 22-(B), 23-(C), 24-(D), 25-(D), 26-(A), 27-(B), 28-(B), 29-(B), 30-(A)