Cow dung is usually added to a fish pond in order to encourage the growth…

Cow dung is usually added to a fish pond in order to encourage the growth of
  • A.
    lichen and mosses
  • B.
    phytoplankton and zooplankton
  • C.
    celosia and amaranthus
  • D.
    shallot and lilly
  • E.
    lettuce and cabbage
Correct Answer: Option B
Explanation
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