Problem: Given the question: Two farms were supplying produce to a large city. Green farm used organic methods and no fertilizers, while Bean farm used fertilizer to improve production. Which farm contributed less to the growth of algae in water?
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The answer is:
Green

Problem: Given the question: Two neighboring countries had health epidemics. While Ghana had a measles problem, Niger had a very serious HIV problem that seemed to get out of control. Which country had more people transmitting HIV through sexual contact?
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The answer is:
Niger

Problem: Given the question: Tammy and Moe were two school mates. Moe learned about mammalian reproduction in school. Tammy learned about fish reproduction. Which student didn't learn about fish eggs being fertilized outside of the female body?
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The answer is:
Moe