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  3. 6th Class
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6th Class Science Sample Paper Science Olympiad Model Test Paper-15

  • question_answer
    The presence of starch in a food can be tested by using the dilute iodine solution as iodine produces ______ colour on combination with starch.

    A) Black

    B) Brown

    C) Blue - black

    D) yellow-black

    E) All of these

    Correct Answer: C

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