CBSE Class 6 - Science - CH5 - Separation of Substances MCQs

 · Q1: The process of settling down of particles of a solid in a liquid is known as a sublimation b sedimentation c decantation d precipitation Q2: Which of the following is essential to perform winnowing activity? a soil b water c wind d none of these Q3: Hand picking is effective in a gaseous mixture b solid mixture

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