WU: Eutrophication Review

Which nutrients are primarily responsible for eutrophication?

• Phosphorus and nitrogen

• Carbon and oxygen

• Hydrogen and helium

• Sulfur and potassium

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Hypoxia is a state of depleted oxygen in water.

• True

• False

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What are the consequences of hypoxia for aquatic life?

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What are two nutrients that can lead to eutrophication? ________________________ and ________________________

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How do these nutrients end up in water? ______________________________________

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What happens when these organisms take in an excess of phosphorus and nitrogen?

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What happens to the large amounts of algae that die?

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Why do aquatic organisms such as fish die in areas experiencing eutrophication?

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What does hypoxia mean? Hint: Think of the root words hypo- and -oxy.

Using 3 – 4 complete sentences, summarize the process of eutrophication in your own words.

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