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ZoologyNEET 2023

Zoology question

Which of the following statements is correct?

  1. A.Eutrophication refers to an increase in domestic sewage and waste water in lakes.
  2. B.Biomagnification refers to an increase in the concentration of the toxicant at successive trophic levels.✓
  3. C.The presence of a large amount of nutrients in water restricts 'algal bloom'.
  4. D.Algal bloom decreases fish mortality.

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