NCERT Class 6 Science-Separation of Substances[Methods of Separation] [NCERT Based General Studies (GS)]: Questions 1 - 4 of 14

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Question 1

Question MCQ▾

Distillation involves two processes

Choices

Choice (4)Response

a.

Evaporation followed by decantation

b.

Evaporation followed by condensation

c.

Sedimentation followed by decantation

d.

Filtration followed by condensation

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Question 2

Question MCQ▾

Sedimentation is defined as:

Choices

Choice (4)Response

a.

Process of separating insoluble solids from a liquid

b.

Process of removing insoluble solids from a liquid by using filter paper.

c.

Used to obtain a solid substance that has dissolved in water

d.

Question does not provide sufficient data or is vague

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Question 3

Question MCQ▾

A mixture of iron fillings, chalk powder and common salt will be separated by:

Choices

Choice (4)Response

a.

Using three methods of separation magnetic separation, evaporation and condensation

b.

Using three methods of separation: magnetic separation, filtration and condensation

c.

Using three methods of separation: magnetic separation, filtration and evaporation

d.

Question does not provide sufficient data or is vague

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Question 4

Question MCQ▾

Different kinds of filters used for filtration are in everyday life are;

Choices

Choice (4)Response

a.

A layer of sand

b.

A piece of cotton, strainer

c.

A wire mesh, a piece of muslin cloth

d.

All a., b. and c. are correct

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