Question

Due to which of the following factors, winnowing is used to separate husk from grains?

• A. Husk is very light as compared to grains
• B. Husk has a different colour
• C. Grains are very light compared to husk
• D. Husk and grains are of same size

Answer 1

The correct option is A Husk is very light as compared to grains

Winnowing is used when the components of a mixture differ by weight and the lighter component can be blown away by wind. Husk is very light as compared to grains and it can be blown by wind. Thus, winnowing is used to separate husk from grains.