Which one of these is essential to perform Winnowing:A. Air B. Water C. Soil D. Rain

Academic Chemistry NCERT Class 6

Air is essential to perform winnowing.

Winnowing is a farming method developed by ancient people for separating grain from the chaff.
It involves throwing the mixture into the air so that the wind blows away the lighter chaff. The heavier grains fall back down for recovery.

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Updated on: 10-Oct-2022

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