What is succession?
Eutrophication & Succession

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Science
•
8th - 9th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Gradual changes over time to fully create or restore an ecosystem.
2.
FLASHCARD QUESTION
Front
What is eutrophication?
Back
An increase in the amount of nutrients in a lake.
3.
FLASHCARD QUESTION
Front
What is a source of nitrates and phosphates into a river?
Back
Fertilizers, animal waste, and sewage/wastewater are sources; burning fossil fuels is NOT.
4.
FLASHCARD QUESTION
Front
What is primary succession?
Back
The process that occurs when a new island forms and must develop into an ecosystem.
5.
FLASHCARD QUESTION
Front
What does thick layers of algae block for photosynthesis?
Back
Light.
6.
FLASHCARD QUESTION
Front
What are nitrates?
Back
Chemical compounds that contain nitrogen and are often found in fertilizers.
7.
FLASHCARD QUESTION
Front
What is the role of phosphates in aquatic ecosystems?
Back
Phosphates are nutrients that promote plant growth, but excessive amounts can lead to eutrophication.
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