character: Professor John Smith
topic: Impact of Soil Organisms on Crop Production
grade: 9
subject: Science
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character: Dr. Jane Doe
topic: Role of Microorganisms in Soil Fertility
grade: 9
subject: Science
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character: Mr. Adam Lee
topic: Beneficial Soil Invertebrates and Their Effects on Agriculture
grade: 9
subject: Science
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character: Ms. Sarah Brown
topic: Soil Health and Crop Yield: The Importance of Soil Biodiversity
grade: 9
subject: Science
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