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

4th Class Science Sample Paper Science Olympiad Model Test Paper-16

  • question_answer
    Which one of the following gas has highest percentage in air?

    A) Oxygen            

    B) Carbon

    C) Nitrogen

    D) All of these

    E) None of these

    Correct Answer: C

    Solution :

    Not Available  


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