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9th Class Science Is Matter Around Us Pure Question Bank Case Based MCQs - Is Matter Around us Pure

  • question_answer
    Which of the following technique is used by farmers in village to purify food grains?

    A) Sieving         

    B) Hand picking

    C) Winnowing      

    D) AII of these

    Correct Answer: D

    Solution :

    [d] Farmers generally use the techniques such as hand picking, winnowing and sieving to purify food grains.


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