Question

Name and describe briefly a method which can be helpful in separating a mixture of husk from grains. What is the principle of this method?
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Answer 1

Explanation:

winnowing

Husk can be separated from grains through a process known as winnowing. Winnowing can be done manually by holding the grains high in the air and letting the wind blow away the husk. The principle of this method is to separate the outer layer or chaff from the grain.

Answer 2

husk is separated from grains by winnowing

in winnowing the heavier particles falls down and the husk flew with the air