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WAEC Agricultural Science 2019 Question 5

Question 5

Farm Machinery and Mechanisation

The diagram below illustrates the use of a farm machinery.
A periodic maintenance activity carried out on the illustrated farm machinery is

Diagram for this question
  1. A.checking the radiator water.
  2. B.checking of tyre pressure.
  3. C.changing of engine oil.
  4. D.cleaning after use.
Show the answer and explanation

Answer: C (changing of engine oil.)

Explanation

Oil is changed after set working hours; the others are daily checks.