Worksheet: Methods of Separation in Everyday Life - 2 | Worksheets with Solutions for Class 6 PDF Download

True or False

(i) The property used in separating a mixture of two solids by winnowing is the difference in weight. 

(ii) A mixture of milk and water can be separated by filtration. 

(iii) A mixture of powdered salt and sugar can be separated by the process of winnowing. 

(iv) Separation of sugar from tea can be done with filtration. 

(v) Grain and husk can be separated with the process of decantation. 

(vi) Sieving is used when the components of the mixture are of different sizes. 

(vii) The method of filtration is also used in the process of preparing cottage cheese in homes.

(viii) Hand-picking can be used to separate cashew nuts from a mixture of almonds and cashew nuts. 

Match the Following 

Fill in the Blanks 

(i) The process of separating a liquid from solid sediment is called                .

(ii) The method of separating seeds of paddy from its stalks is called               .

(iii) When milk, cooled after boiling, is poured onto a piece of cloth the cream (malai) is left behind on it. This process of separating cream from milk is an example of                 .

(iv) Salt is obtained from seawater by the process of              .

(v)                is used to remove impurities and bran from the flour.

(vi) We see water drops under the plate that has been used to cover a container containing milk that has just been boiled. This is due to process of                 .

Assertion and Reason Questions

Q4: Assertion (A): The process of settling of heavier insoluble particles from a suspension of a substance in water known as decantation.
Reason (R): Decantation process along with sedimentation is used to get clear water from muddy water.
(a) Both A and R are true and R is the correct explanation of A.
(b) Both A and R are true but R is not the correct explanation of A.
(c) A is true but R is false.
(d) A is false but R is true.

Answer the following

Q5: Write any two methods used for separation of substances.

Q6: How can we separate sand from water?

Q7: Which method would you prefer to separate solid dissolved in liquid?

Q8: Filtration method is used to separate tea leaves from prepared tea. Which other method can be used?

Q9: List various methods of separation of components from their mixtures.

Q10: The process of adding alum to water to fasten sedimentation is called loading. Why has this name been given to the process

Q11: Why sieving is not used to separate very small stones from rice grains?

Q12: What is winnowing? Where is it used?

Q13: Why do we separate substances?

Q14:: How will you separate husk or dirt particles from a given sample of pulses before cooking?

Q15: What is sieving? Where is it used?

You can access the solutions to this worksheet here.