6th Class Science Sample Paper Science Olympiad Model Test Paper-7

  • question_answer
    A gas is colourless, odourless and heavier than air and extinguishes fire. Name it.

    A) Nitrogen

    B) Hydrogen

    C) Carbon dioxide

    D) Oxygen

    E) None of these

    Correct Answer: C


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