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Question

Describe this topic:
Effect of sewage discharge on some important characteristics of a river
1185191_159b3eaa8b0c4832b041f4e1ccde3195.png

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Solution

  • As displayed in the figure there is a sharp decline in the amount of oxygen concentration at the summit of sewage water and natural water.
  • While as the flow of water moves the number of oxygen increases slowly.
  • The increased amount of oxygen leads to the death of zooplankton and phytoplankton species.

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