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      Question

      Agronomic method of controlling soil erosion are

      employed if the slope is…………………
      A 16-33% Correct Answer Incorrect Answer
      B 5% Correct Answer Incorrect Answer
      C <2% Correct Answer Incorrect Answer
      D 10% Correct Answer Incorrect Answer
      E 20-30% Correct Answer Incorrect Answer

      Solution

      Less than 2%: Agronomic measures; more than this: Engineering measures.

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