USA HISTORY

FIRST CONTACTS 28000 BCE 1821 CE

THE COLUMBIAN EXCHANGE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Although the diseases transferred by Columbian Exchange resulted in
A
a contraction of native populations in Asia, the primary effect was a population boom.
B
the depopulation of the Americas, the overall effect was an increased population growth worldwide.
C
an increased population growth in Africa, the long-term effect on global population was stable.
D
the depopulation of the Americas, the overall effect was a decreased population growth worldwide.
Explanation: 

Detailed explanation-1: -Possibly the most dramatic, immediate impact of the Columbian Exchange was the spread of diseases. In places where the local population had no or little resistance, especially the Americas, the effect was horrific. Prior to contact, indigenous populations thrived across North and South America.

Detailed explanation-2: -The impact was most severe in the Caribbean, where by 1600 Native American populations on most islands had plummeted by more than 99 percent. Across the Americas, populations fell by 50 percent to 95 percent by 1650. The disease component of the Columbian Exchange was decidedly one-sided.

Detailed explanation-3: -The travel between the Old and the New World was a huge environmental turning point, called the Columbian Exchange. It was important because it resulted in the mixing of people, deadly diseases that devastated the Native American population, crops, animals, goods, and trade flows.

Detailed explanation-4: -More than guns, the most devastating result of the Columbian Exchange was the spread of disease. In the years following European invasion, it is estimated that up to 95 percent of the Americas’ total population died. That’s roughly 20 million people. The native population was almost wiped out.

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