Control of water level in a fish pond with minimal loss of fish can be…

Control of water level in a fish pond with minimal loss of fish can be achieved with the aid of
  • A.
    wooden panels only
  • B.
    monk with panel, screens and outlet channel
  • C.
    wooden panel and screen
  • D.
    monk and oulet channel
  • E.
    screen and monk
Correct Answer: Option B
Explanation
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