Quiz on Methods of Separation

What does the method of separation depend on?

• The smell of the mixture

• The type of mixture

• The color of the mixture

• The taste of the mixture

Which method is used to separate solid components by hand?

• Evaporation

• Handpicking

• Filtration

• Winnowing

What is the process of separating grains from stalks called?

• Winnowing

• Threshing

• Filtration

• Decantation

Which method uses wind to separate lighter components from heavier ones?

• Handpicking

• Winnowing

• Filtration

• Sedimentation

What is the main purpose of handpicking?

• To separate liquids from solids

• To separate solid components by hand

• To evaporate liquids

• To condense gases

What is the undesirable substance called when separating grains?

• Stalks

• Grains

• Husk

• Chaff

Which method is suitable for separating a soluble solid from a liquid?

• Winnowing

• Filtration

• Evaporation and condensation

• Handpicking

What is the first step in the threshing process?

• Beating the stalks

• Winnowing the grains

• Handpicking the grains

• Evaporating the moisture

What is the main characteristic of the husk in winnowing?

• It is not present in the mixture

• It is the same weight as the grain

• It is lighter than the grain

• It is heavier than the grain

Which method is NOT used for separating solid-solid mixtures?

• Sieving

• Threshing

• Handpicking

• Winnowing