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

3rd Class Science Sample Paper Science Olympiad Model Test Paper-20

  • question_answer
    The given diagram is showing the composition of air. Which option from the following is correct regarding the diagram?

    A) X is representing the amount of nitrogen present in the air.

    B) Y is representing only the amount of carbon dioxide present in the air.

    C) Z is representing the amount of oxygen present in the air.

    D) X is representing the amount of oxygen present in the air.

    E) None of these

    Correct Answer: D

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