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3rd Class Science Our Environment Question Bank Our Environment

  • question_answer
    Refer to the given figure. What will be formed as the result of the process shown here?

    A)  Humus                       

    B)  Soil                

    C)  Air                 

    D)         None of these                     

    Correct Answer: B

    Solution :

    Rain, Sun's heat and wind cause the rocks to crack. Rainwater in these cracks when freezes, widen them further. Ultimately, the rocks break into smaller pieces. These pieces keep breaking down till a powdery mass called soil is formed.


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