Separation of Substances- Quiz Bowl

Question 1

A mixture of milk and water can be separated by filtration

Accepted Answer

False

Question 2

A solution is said to be _______ if it cannot dissolve more of the substance in it.

Accepted Answer

Saturated

Question 3

Heavier and lighter components of a mixture can be separated by -----------------

Accepted Answer

Winnowing

Question 4

More of a substance can be dissolved in a solution by heating it.

Accepted Answer

True

Question 5

The rate of sedimentation is increased by adding ----------- to the water.

Accepted Answer

Alum

Question 6

The process of conversion of water vapour into its liquid form is called--------

Accepted Answer

Condensation

Question 7

Pebbles and stones are removed from sand by sieving

Accepted Answer

True

Question 8

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

Accepted Answer

False

Question 9

Salt is obtained from sea water by the process of -----------

Accepted Answer

Evaporation

Question 10

The process of separating grains from the stalk is----------

Accepted Answer

Threshing

Questions 10