Question

What is winnowing where is it used

Answer 1

 winnowing  is an agricultural  method developed by ancient cutures for separating grain from chaff..it is  used in removing  weevils or other pests from stored grains....

Answer 2

The process of separating heavier and lighter components of a mixture by wind or by blowing air is called winnowing. This method is used by farmers to separate lighter husk particles from heavier seeds of grain.