Question

find the odd one out giving reason : (1) hand picking , winnowing , sieving , sublimation

Answer 1

sievin

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Answer 2

sublimation is the correct answer because except sublimation above methods are applied almost everywhere to separate the mixture like husk from grains, etc but sublimation process is used to separate a mixture in which a sublime material is used like camphor and salt, etc.

hope you understand.