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WAEC Agricultural Science 1995 Question 41

Question 41

Fisheries and Aquaculture

Control of water level in a fish pond with minimal loss of fish can be achieved with the aid of

  1. A.wooden panels only
  2. B.monk with panels, screens and outlet channel
  3. C.wooden panel and screen
  4. D.monk and outlet channel
  5. E.screen and monk.
Show the answer and explanation

Answer: B (monk with panels, screens and outlet channel)

Explanation

A monk with removable panels sets the level, screens stop fish escaping and the outlet channel removes water.