Home › CBSE Class 8 › Science › Crop Production And Management › Separating grain from chaff by wind is called:
Separating grain from chaff by wind is called:
AWeeding
BWinnowing
CThreshing
DHarvesting
Answer & Solution
Correct answer: B. Winnowing
1. After harvest the grain still sits in its chaff.
2. Small farmers separate the two without a machine.
3. This separation of grain and chaff is called winnowing.
4. So the answer is winnowing.
_Source: NCERT Class 8 Science, Ch 1 'Crop Production and Management'_
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