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

4th Class Science Sample Paper Science Olympiad Model Test Paper-14

  • question_answer
    Which of the following is a biodegradable substance?

    A) Paper               

    B) Wood

    C) Agriculture waste

    D) All of these

    E) None of these

    Correct Answer: D

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