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Assessment
What is the primary role of nitrogen in aquatic ecosystems?
It serves as a vital nutrient for plant growth.
It acts as a toxin to aquatic life.
It increases water temperature.
It has no significant impact on aquatic ecosystems.
How do elevated phosphorus levels affect aquatic ecosystems?
They lead to nutrient-rich environments that can enhance biodiversity.
They can cause algal blooms that deplete oxygen in the water.
They improve water clarity.
They encourage the growth of fish populations.
What is a common consequence of eutrophication in aquatic ecosystems?
Increased levels of dissolved oxygen.
Decreased light penetration in water.
Enhanced water temperature for aquatic life.
Reduction of harmful bacteria.
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