Separation of substances

Separation of substances

By TEJAS and Kritika

Multiple Choice

What is this

• Filter pappr

• Filter papaer

• Filter paper

• None of thee

Multiple Choice

Rain water is kind of

• Saline water

• Distilled water

• Carbonated water

• Sieving

Multiple Choice

A ________________ is made up of only one kind of particles.

• Mixture

• Compound

• Pure substance

• Impure substance

Multiple Choice

The process of settling down of particles of a solid in a liquid is

• Sublimation

• Sedimentation

• Filtration

• Decantation

Multiple Choice

Which technique is shown the diagram below

• seiving
• filtration
• decanting
• crystallization

Multiple Choice

How are grain seeds removed from their stalks?

• Sieving

• Winnowing

• Threshing

• All of the above

Multiple Choice

A fruit salad is a

• solution

• mixture

Multiple Choice

Which of the following is essential to perform winnowing activity?

• Wind

• Water

• Magnet

• Filter paper

Multiple Choice

The components of a solution ( say sugar in water ) can be separated by

• fitertion

• sedimentation

• decantation

• evaporation

Multiple Choice

Sand from water can be separated by

• sieving

• evaporation

• filtration

• sedimentation and decantation

Multiple Choice

The process of conversion of water into its vapours is called

• condention

• guttation

• transpairation

• evaporation

Multiple Choice

The property which forms the basis of sieving

• difference in size

• difference in weight

• difference in shape

• difference in colour

Multiple Choice

Butter is separated from milk by

• sedimentation

• filtration

• churing

• decantation

​Thank you