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  3. 9th Class
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9th Class Science Natural resources Question Bank Natural Resources

  • question_answer
    Which of the human activity has added the largest amounts of carbon to the atmosphere?

    A) Burning fossil fuels  

    B) Mining fossil fuels

    C) Increasing soil erosion

    D) Increasing food consumption

    Correct Answer: A

    Solution :

    Burning fossil fuels liberates carbon dioxide and carbon monoxide gases into the atmosphere.


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