Quiz: Sources of Nutrients
iGCSE Marine Science [Cambridge International]
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Building on what you've learned about nutrients in seawater, let's test your knowledge of their sources!
What is the main source of nutrients in seawater?
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Which of the following are sources of nutrients in the ocean? (Select all that apply)
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Nutrients, such as nitrogen and phosphorus, enter the ocean through {{blank0}} from land and {{blank1}} activity.
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Match the items on the left with their correct pairs on the right
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Match the items on the left with their correct pairs on the right
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Which process helps transfer nutrients from deep ocean layers to the surface?
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What factors influence nutrient levels in seawater? (Select all that apply)
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Match the items on the left with their correct pairs on the right
Upwelling occurs when deep water rises to the surface, bringing {{blank0}} nutrients.
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Which nutrient is most commonly found in agricultural run-off?
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