character: Mr. Robert Lewis
topic: Role of Algae in Modifying pH Levels in Lakes
grade: 11
subject: Biology
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character: Dr. Sarah Thompson
topic: Impact of Plant Life on Aquatic Ecosystems
grade: 11
subject: Biology
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character: Ms. Emily Carter
topic: Effects of Eutrophication on Lake Chemistry
grade: 11
subject: Biology
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character: Prof. John Smith
topic: Biological Indicators of Water Quality
grade: 11
subject: Biology
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