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  3. 7th Class
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7th Class Science Soil Question Bank Soil

  • question_answer
    Carbonic acid, the primary agent of chemical weathering is produced by ___.

    A) carbon dioxide dissolving in rainwater

    B) plant roots

    C) bacteria that feed on plant and animal remains

    D) All of the above

    Correct Answer: D

    Solution :

    All of the above


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