question_answer

(i) Name and describe briefly a method which can be helpful in separating husk from grains.

(ii) What is the principle of this method?

Answer:

(i)   The method which can be helpful in separating husk from grains is called winnowing. This method is based on separation of lighter particles from heavier particles by wind or by blowing air.

(ii) This method is based on separation of lighter particles from heavier particles by wind or by flowing air.