Science, asked by poonam1263, 1 year ago

what is winnowing necessary

Answers

Answered by samridhreigns
0
Heya , here's your answer
it is important because separation of grains from the chaff is necessary. chaff is the waste material which don't provides any energy to us.
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Answered by Tajeshsahu
0
Winnowing means Separating Grainsfrom chaff and stalksof plant residues after harvesting by usingAir Energy.Air can be provided by Fans, Blowers.

Wind winnowing is an agricultural method developed by ancient cultures for separating grain from chaff. It is also used to remove weevils or other pests from stored grain. Threshing, the loosening of grain or seeds from the husks and straw, isthe step in the chaff-removal process that comes before winnowing.


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