The population growth of the American colonies by 1775 is attributed mostly to
a. white immigration from Europe.
b. the natural fertility of Native Americans.
c. the importation of slaves from Africa.
d. the influx of immigrants from Latin America.
e. the natural fertility of all Americans.
Question 2
The South grew increasingly worried about the future of slavery because
a. the Wilmot Proposal was likely to be revived and enacted by Congress after the congressional elections of 1850.
b. the admission of California might permanently tip the political balance against them.
c. the Supreme Court was increasingly likely to issue a decision abolishing slavery everywhere in the United States.
d. President Taylor was the first president openly critical of slavery.
e. popular sovereignty would almost certainly prevent the spread of slavery.
White crowned sparrow
American red squirrel
Elrathia kingii growth series with holaspids ranging from 16.2 mm to 39.8 mm in length
Population size
Soils support plant growth through ion exchange
Population Forecasting