Mass Extinctions

question 27

Multiple Choice

Mass extinctions

• A) remove many species, but they are usually replaced within a million years or less by an even greater diversity of life.
• B) mainly serve to "weed out" poorly adapted organisms and make room for new, better adapted species.
• C) remove well-adapted species and groups from the Earth, so that it may take millions of years for species diversity to recover.
• D) are caused by human activity and did not occur prior to the expansion of the Earth's human population.

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Definitions:

Prohibition

A period in U.S. history (1920-1933) during which the manufacture, sale, and transportation of alcoholic beverages were legally prohibited.

Women's Suffrage

The right of women to vote in elections, achieved through a long struggle and culminating in the United States with the 19th Amendment in 1920.

Philippine War

American military campaign that suppressed the movement for Philippine independence after the Spanish-American War; America’s death toll was over 4,000 and the Philippines’ was far higher.

Filipino Independence

The state of being free from Spanish, American, and Japanese rule, officially recognized for the Philippines on July 4, 1946.