2. Questions Bank
  3. 4th Class
  4. General Knowledge
  5. Environment

4th Class General Knowledge Environment Question Bank Enviromental Conservation

  • question_answer
    Which one of the following gasses is essential for the process of burning?

    A)  Carbon dioxide

    B)  Hydrogen      

    C)  Oxygen           

    D)  Methane

    Correct Answer: D

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