USA HISTORY

FIRST CONTACTS 28000 BCE 1821 CE

THE COLUMBIAN EXCHANGE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
How does the information in the chart “Estimates of Changes in Population in Selected Regions, 1400-1700” support a MAIN idea of the article?
A
It shows how estimates of the world’s population during the Columbia Exchange have changed over the years.
B
It shows how Europe had a greater population than the Americas at the time of the Columbia Exchange.
C
It shows the major impact that the Columbia Exchange had on the population of the Americas.
D
It shows how the Columbia Exchange had little effect on the population of Africa at the time.
Explanation: 

Detailed explanation-1: -How does the information in the chart “Estimates of Changes in Population in Selected Regions, 1400-1700” support a MAIN idea of the article? It shows how estimates of the world’s population during the Columbia Exchange have changed over the years.

Detailed explanation-2: -The exchange introduced a wide range of new calorically rich staple crops to the Old World-namely potatoes, sweet potatoes, maize, and cassava. The primary benefit of the New World staples was that they could be grown in Old World climates that were unsuitable for the cultivation of Old World staples.

Detailed explanation-3: -The Columbian Exchange connected almost all of the world through new networks of trade and exchange. The inter-continental transfer of plants, animals, knowledge, and technology changed the world, as communities interacted with completely new species, tools, and ideas.

Detailed explanation-4: -The Columbian Exchange caused population growth in Europe by bringing new crops from the Americas and started Europe’s economic shift towards capitalism. Colonization disrupted ecosytems, bringing in new organisms like pigs, while completely eliminating others like beavers.

Detailed explanation-5: -Many plants and animals that we consume each day were not native to the Americas. Without the Columbian Exchange, our diets might be drastically different. The Columbian Exchange also introduced new people, diseases, farming techniques, and religions to the Old and New Worlds.

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