[Q]: Park farm and Fiddle farm provided Red city with tonnes of produce annually. Fiddle farm used and abundance of fertilizers and pesticides, while Park farm didn't use any of those substances. Which farm caused more algae to grow out of control?
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[A]: Fiddle

[Q]: Harry and Kim studied ancient humans. Kim studied a 15000 year-old settlement, before humans invented agriculture, while Harry studied a 5000 year-old village. Which student studied about a village that had a lower birth rate?
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[A]: Kim

[Q]: Two students had to study fermentation processes for a school project. Ned studied lactic fermentation, while Kat studied alcoholic fermentation. Which student read more about bacteria carrying out lactic acid fermentation?
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[A]: Ned

[Q]: Two teams of researchers studied different diseases. team Alpha studied people with cholesterol, while team Beta studied people with Parkinson's disease. Which team studied fewer people with cholesterol and other materials deposited on the interior of the arterial wall?
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[A]:
Beta