Oxygen-demanding waste are considered to be a water pollutant because they?

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Chemistry JAMB 1986

Oxygen-demanding waste are considered to be a water pollutant because they?

  • deplete oxygen which is necessary for the survival of aquatic organism checkmark
  • increase oxygen which is necessary for survival of aquatic organism
  • increase other gaseous substances which are necessary for the survival of aquatic organisms
  • deplete other gaseous species which is necessary for the survival of aquatic organisms

The correct answer is: A

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