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Assessment
What is the primary cause of eutrophication in freshwater systems?
Excessive nutrient runoff
Low water temperature
Increased predation by fish
High sediment levels
Which of the following is a common effect of eutrophication on freshwater species?
Increased biodiversity
Decreased oxygen levels
Enhanced water clarity
Lower nutrient concentrations
Which organism is most negatively impacted by eutrophication in freshwater ecosystems?
Aquatic plants
Fish
Algae
Zooplankton
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