Multiple choice

Many international cruise ship companies operating in the Baltic Sea dump their sewage straight into the water.

Which of the following refers to the hazardous environmental situation arising from instances as given above?

  1. Hypoxemia

  2. Aquatic hypoxia

  3. Eutrophication

  4. Biodilution

  5. Limnology

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Eutrophication is the increase in addition of nutrients to freshwater or marine systems. It leads to increase in plant and algae growth (biological production) and often to undesirable changes in ecosystem structure and function.