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7th Class Science Acids, Bases and Salts / अम्ल, क्षार एवं लवण Question Bank Self Test-4

  • question_answer
    Which one of the following is obtained from tree for the making of litmus?

    A)  Lichen

    B)  Banyan

    C)  Peepal

    D)  All of these

    E)  None of these

    Correct Answer: A

    Solution :


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