2. Questions Bank
  3. 8th Class
  4. Science
  5. Pollution of Air and Water

8th Class Science Pollution of Air and Water Question Bank Pollution of Air and Water

  • question_answer
    Which one of the following is a natural source of pollution?

    A) Mining of minerals          

    B) Volcanic eruption

    C) Forest fire          

    D)        Both [b] and [c]

    E) None of these

    Correct Answer: D

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