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

7th Class Science Sample Paper Science Olympiad Model Test Paper-15

  • question_answer
    Rahul takes 25 mL of dilute sodium hydroxide solution in a test tube and then he adds two drops of methyl orange into it. He observes that the colour of the solution turns:

    A) Yellow

    B) Pink

    C) Colourless

    D) Red

    E) None of these

    Correct Answer: A

You need to login to perform this action.
You will be redirected in 3 sec spinner