MCQ on Separation of Substances

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

MCQ on Separation of Substances

1- How we can separate tea leaves from liquid while preparing tea?

(A) by strainer

(B) by harvesting

(C) by handpicking

(D) none of the above

 

2- ……………..can be separated from stalks by harvesting method.

(A) Grains

(B) Tea leaves

(C) Milk

(D) Husk

 

3- Churned method is used to separate the ………………….from milk and curd. 

(A) water

(B) butter

(C) milk

(D) none of the above

 

4- ………………is used to separate seeds from the cotton.

(A) Strainer

(B) Harvesting

(C) Ginning

(D) All of the above

 

5-…………………method can be used for separating large size impurities from wheat, rice or pulses.

(A) Decantation

(B) Winnowing

(C) Threshing

(D) Handpicking

 

6- ……………..method is used to separate grain from stalks etc.

(A) Sedimentation

(B) Threshing

(C) Both A and B

(D) None of the above

 

7- Threshing can also be done with the help of ……………..

(A) machines

(B) bullock

(C) both A and B

(D) none of the above

 

8- …………………..is used to separate heavier and lighter components of a mixture by wind or by blowing air.

(A) Condensation

(B) Threshing

(C) Winnowing

(D) None of the above

 

9- Which of the following can be separated through sieving method?

  1. Husk and stones from flour
  2. Pebbles and stones from sand

(A) only 1

(B) only 2

(C) both option 1 and 2 are incorrect

(D) both option 1 and 2 are correct

 

10- ……………..is the method that allows the fine flour particles to pass through the holes and while bigger impurities remaining on the sieve?

(A) Sieving

(B) Condensation

(C) Sedimentation

(D) None of the above

 

ANSWERS:

1-(A), 2-(A), 3-(B), 4-(C), 5-(D), 6-(B), 7-(C), 8-(C), 9-(D), 10-(A)