SSC MTS EXAM

SSC

WORLD GEOGRAPHY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Africa, Asia, and Europe primarily influenced the present population of the U.S. in that
A
these continents led as world powers
B
these were all places of early industrialization
C
major explorers from these continents colonized the U.S.
D
most are descendants of people from these continents
Explanation: 

Detailed explanation-1: -African diaspora populations include but are not limited to: African Americans, Afro-Caribbeans, Afro-Latin Americans, Black Canadians – descendants of enslaved West Africans brought to the United States, the Caribbean, and South America during the Atlantic slave trade.

Detailed explanation-2: -Genome-wide ancestry estimates of African Americans show average proportions of 73.2% African, 24.0% European, and 0.8% Native American ancestry (Table 1). We find systematic differences across states in the US in mean ancestry proportions of self-reported African Americans (Figure 1 and Table S2).

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