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WAEC Agricultural Science 2011 Question 22

Question 22

Farm Machinery and Mechanisation

The correct sequence for the use of coupled implements for land preparation is

  1. A.plough, harrow and ridger.
  2. B.harrow, ridger and plough.
  3. C.plough, ridger and harrow.
  4. D.harrow, plough and ridger.
Show the answer and explanation

Answer: A (plough, harrow and ridger.)

Explanation

Plough first to turn the soil, harrow to break clods, then ridge.