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WAEC Agricultural Science 2010 Question 19

Question 19

Farm Machinery and Mechanisation

The function of the mouldboard in a mouldboard plough is to

  1. A.cut a horizontal line in the soil.
  2. B.give support to the share.
  3. C.invert the furrow slice.
  4. D.keep the equipment steady during operaiton.
Show the answer and explanation

Answer: C (invert the furrow slice.)

Explanation

The curved mouldboard lifts and turns over the slice cut by the share.