Two different rivers were stocked with adult fish. Red river had a lower fish population because the fish had hardly reproduced naturally. Black river had doubled it's fish population in two years because they reproduced naturally. Which of the two rivers had fewer fish lay eggs outside of the body?
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Answer: Red

Manny visited 2 countries. First he visited Australia, a country which respected the environment and produced zero air pollution, and New Zealand, a country which based its economy on burning fossil fuels and generated a lot of air pollution. Which country had less environmental damage because of air pollution?
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Answer: Australia

Research team Alpha learned about early human activities, from 200000 years ago, while team Gamma learned about late human activities, 40000 years ago to present times. Which team learned about the spread of humans to Asia?
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Answer:
team Gamma