2. Sample Papers
  3. 10th Class
  4. Science

10th Class Science Sample Paper Science Olympiad Model Test Paper-1

  • question_answer
    The main constituent of biogas is

    A) Methane

    B) carbon dioxide

    C) Hydrogen                      

    D) hydrogen sulphide

    E) None of these

    Correct Answer: A

    Solution :

    Not Available  


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