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WAEC Agricultural Science 2003 Question 15

Question 15

Soil Fertility and Plant Nutrition

Nitrogen may be lost from the soil through the following processes except

  1. A.crop removal
  2. B.soil erosion
  3. C.leaching
  4. D.irrigation.
Show the answer and explanation

Answer: D (irrigation.)

Explanation

Irrigation itself adds water; crops, erosion and leaching remove nitrogen.