2. Sample Papers
  3. 7th Class
  4. Science

7th Class Science Sample Paper Science Olympiad Model Test Paper-4

  • question_answer
    If the pH value of a solution is 10, then what is the nature of the solution?

    A) Acidic

    B) Basic

    C) Salt

    D) All of these

    E) None of these

    Correct Answer: B

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