The diagram above illustrates a farm operation. Study it and answer the question
The illustrated farm operation is known as
Winnowing is the process of separating the lighter chaff or husk from the heavier grains or seeds after threshing. It is usually done by tossing the mixture of grains and chaff into the air with a winnowing basket or using a winnowing machine. The wind carries away the lighter chaff, allowing the heavier grains to fall back to the ground or into a container.
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