Columbian Exchange and Ecological Change · US History

What was the significance of the potato in the context of the Columbian Exchange?

  1. It was a luxury item reserved only for the Spanish monarchy
  2. It fed Europe's poor reliably because it grew well in poor soil
  3. It was a poisonous plant that Europeans used as a biological weapon
  4. It was the first plant to be genetically modified in the 1600s
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Correct answer: It fed Europe's poor reliably because it grew well in poor soil

The potato's ability to grow underground protected it from the trampling of armies and harsh weather. Its adoption in places like Ireland and Russia transformed the social and political stability of those regions.

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