Question

flour is separeted by sieving or winowing

Answer 1

Explanation:

In a flour mill, impurities like husk and stones are removed from wheat before grinding it. Usually, a bagful of wheat is poured on a slanting sieve. The sievingremoves pieces of stones, stalk and husk that may still remain with wheat after threshing and winnowing.

Answer 2

flour is separated by sieving