Question

why do we need to seperate different components of a mixtures​​

Answer 1

Answer:

Different components of a mixture are separated in order to either separate the unrequired components from a mixture or sometimes, to separate more than one useful components from a mixture. -Grain purchased from shops can contain several impurities such as pieces of stone, husk, broken grains, etc.

Answer 2

Explanation:

Among different components of mixture there are many substances which are harmful or not useful for us. To remove these harmful or unuseful components we need to separate them. For example:

(a) Tea leaves are separated from the liquid with a strainer while preparing tea.

(b) Stone pieces from wheat, rice or pulses are picked out by hand