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WAEC Agricultural Science 2020 Question 15

Question 15

Farming Systems

A farmer designed the table below for implementation on a farm.
Plot 1: Year 1 Yam, Year 2 Groundnut, Year 3 Maize, Year 4 Cowpea
Plot 2: Groundnut, Maize, Cowpea, Yam
Plot 3: Maize, Cowpea, Yam, Groundnut
Plot 4: Cowpea, Yam, Groundnut, Maize
The cropping system illustrated in the table is

  1. A.mixed cropping.
  2. B.crop rotation.
  3. C.shifting cultivation.
  4. D.land rotation.
Show the answer and explanation

Answer: B (crop rotation.)

Explanation

Each plot grows a different crop each year in a fixed order.