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WAEC Agricultural Science 2017 Question 45

Question 45

Fisheries and Aquaculture

In fish farming, Clarias is introduced to a pond stocked with Tilapia in order to

  1. A.regulate the population of Tilapia.
  2. B.compete with Tilapia for feed.
  3. C.check pests in the pond water.
  4. D.regulate the turbidity of the pond water.
Show the answer and explanation

Answer: A (regulate the population of Tilapia.)

Explanation

Tilapia breed fast; predatory Clarias eats the young and controls overcrowding.