Question

Why do we need to separate the different components of a

mixture?Give two examples.​

Answer 1

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.

Answer 2

Question

Why do we need to separate different components of a mixture ?Give two examples.

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Answer

Before Using a substance,we need to separate harmful or non-useful substances that may be mixed with it.Sometimes,We separate even useful components If we use them separately.

For Example :

→ We used to separate slightly larger sized impurities like the pieces of dirt,stone and husk from wheat,rice or pulses by handpicking method.

→ Rice or pulses are usually washed before cooking.When we add water to these,the impurities like dust and soil particles get separated.

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KNOW MORE

Sepration process

→ Separate stones from rice.

→ churning milk to obtain water.

→ Separate tea leaves.

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Purpose for which we do the separations

→ To separate two different,but useful components.

→ To remove non-useful components.

→ To remove impurities or harmful components.

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What do we do with the separated components ?

→ We throw away the solid components.

→ We throw away the impurities.

→ We use both the Components.

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