character: Mrs. Adams
topic: Biological Factors Affecting Water Quality
grade: 11
subject: Chemistry
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character: Mr. Thompson
topic: Environmental Impact of Chemical Pollutants
grade: 11
subject: Chemistry
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character: Dr. Lee
topic: The Role of pH in Aquatic Ecosystems
grade: 11
subject: Chemistry
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character: Ms. Rivera
topic: Nutrient Runoff and Eutrophication
grade: 11
subject: Chemistry
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