SEPARATION OF SUBSTANCES

It is an example of pure substance.

• mixed pulses

• sugar

• sand

• air

Husk and grains are separated from the process of -----------.

• Threshing

• Hand picking

• Winnowing

• Sieving

The substance that does not sublime

• Camphor

• Iodine

• Sulphur

• Naphthalene

This is a ------------------.

• Beaker

• Centrifuge

• Seapariting funnel

Which is this process?

• Winnowing

• Threashing

• Hand picking

It is an example of heterogenous mixture.

• sand

• Alloy

• Salt solution

• Juice

The process used to speed up the process of sedimentation is ______________-

• decantation

• loading

• filtration

• winnowing

The fine porous material used to seperate insoluble solids from a liquid is ________

• residue

• filtrate

• filter

• solution

Distillation is a process to separate

• immiscible liquids

• miscible liquids

The method used to separate mixture of iron filling and salt wil be-

• filtration

• winnowing

• sieving

• magnetic separaton