Separation Methods

By which process Grains are separated from Stalks?

• Winnowing

• Threshing

• Harvesting

• Hand Picking

When insoluble particles settle down in water, this process is called ________.

• Decantation

• Filtration

• Sedimentation

• Crystilisation

Which processes you will use when you have to separate all things in a mixture of water, sand, sugar.

• Sedimentation, Decantation , Filtration (if required) , Evaporation

• Threshing , Filtration (if required) , Sedimentation

• Evaporation , Hand picking , Decantation

• Sedimentation, Decantation , Filtration (if required) , Evaporation, Condensation

What did you mean by Magnetic Seperation ?

• The separation of Magnetic substance from non-magnetic substance with help of sulphur.

• The separation of Magnetic substance from non-magnetic substance with help of iron.

• The separation of Magnetic substance from non-magnetic substance with help of magnet water.

• The separation of Magnetic substance from non-magnetic substance with help of Magnet.

Filtration is done when ___________.

• A) We want to remove tea leaves from tea.

• B) we want to make cottage cheese or paneer.

• C) We need to purify water.

• All of these

At Construction Sites, large sieves are seen. These help in ________________.

• A) removing sand from small stones.

• B) removing small stones from sand.

• C) Both of these

• D) None of these

Priti accidently added wheat flour to a jar half filled with sugar crystals. The two can be separated by...........

• A) Sieving

• B) Filtration

• C) Hand Picking

• D) Decantation

• Both A and B

Define the Process illustrated in the image.

• Filtration

• Decantation

• Condensation

• Evaporation

Process shown in the image is _______.

• Magnet is going to be separate

• Separation of Magnetic

• Magnetic Separation

• Magnetic is separating

Define the process.

• Winnowing

• Beating Stalks

• Threshing

• Hand-picking