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WAEC Agricultural Science 2012 Question 43

Question 43

Fisheries and Aquaculture

Fish ponds in arid areas should be deeper than those in the rain forests in order to

  1. A.ensure rapid growth of fish in arid areas.
  2. B.prevent loss of fish through extreme of temperatures.
  3. C.provide sufficient nutrients for the survival of fish.
  4. D.prevent exposure of fish to direct effect of the sun.
Show the answer and explanation

Answer: B (prevent loss of fish through extreme of temperatures.)

Explanation

Deep water stays cooler and does not dry out, protecting fish from extreme heat.