7th Class General Knowledge Miscellaneous / विविध Question Bank Science and Technology

  • question_answer
                Match the compounds given in column I with their uses given in column II and select the correct option from the given codes.
    Column I Column II
    p. Slaked lime 1. Cleaning of glass
    q. Calamine lotion 2. Car batteries
    r. sulphuric acid 3. White washing
    s. Ammonium hydroxide 4. Remedy for ant bite

    A)  p-1, q-3, r-4, s-2

    B)  p-3, q-2, r-1, s-4

    C)  p-3, q-4, r-2, s-1

    D)  p-2, q-1, r-4, s-3

    Correct Answer: C


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