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WAEC Agricultural Science 2024 Question 19

Question 19

Irrigation and Drainage

An important limitation in the use of sprinkler irrigation system is that

  1. A.soluble fertilizers and herbicides cannot be applied with irrigation water.
  2. B.it cannot be used on farmlands with high evapo-transpiration rates.
  3. C.it requires the use of large volume of water.
  4. D.high wind velocity could prevent uniform distribution of irrigation water.
Show the answer and explanation

Answer: D (high wind velocity could prevent uniform distribution of irrigation water.)

Explanation

Wind blows the spray unevenly over the field.