WAEC Agricultural Science 1991 (August) Question 15

Question 15

Farm Machinery and Mechanisation

Use the diagram (a disc plough with parts labelled I to V) to answer this question. On which of the labelled parts can more weight be added to increase soil penetration by the implement?

Diagram for this question
  1. A.V
  2. B.IV
  3. C.III
  4. D.II
  5. E.I
Show the answer and explanation

Answer: A (V)

Explanation

Extra weight is put on the main frame/beam (V) so the discs press deeper into the soil.