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  5. Sorting Materials into Groups

6th Class Science Sorting Materials into Groups Question Bank Sorting and Separation of Materials

  • question_answer
    Take 10 mL of water in 6 test tubes each and add different samples of substances to each test tube as shown in the given figure. Shake the test tubes vigorously for a couple of seconds and leave them undisturbed. In which of these test tubes, sample substances will remain insoluble in water? 

    A) 1, 2 and 3     

    B) 2, 3 and 4      

    C) 3, 4 and 5     

    D) 4, 5 and 6

    Correct Answer: C

    Solution :

    Sand, chalk powder and sawdust are insoluble in water. They settle down in the test tubes. Sugar, salt and washing powder are soluble in water.


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