7th Class Science Sample Paper Science Sample Paper - 5

  • question_answer
    In which way are forests helpful in controlling flood and soil erosion?

    Answer:

    Due to spoilage of forest trees, the rainwater drops fall slowly on the ground. The forest also slows down the speed of rainwater and allows it to seep. In absence of trees the rainwater hits the ground directly and may flood the area around it. Roots of forest trees bind the soil together and thus prevent soil erosion also.


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