Answer the following statement(s) true (T) or false (F)

1. Most of the soils in the Amazon Basin are fertile.
2. Latin American popular culture began to exert a strong influence on the popular culture of
the United States in the late 1900s.
3. In general, most population in South America lives in the center of the continent.
4. Haciendas in Mexico produce mostly corn.
5. Most of the people of the Caribbean islands think of themselves as residents of the region
rather than individual islands.


1. FALSE
2. TRUE
3. FALSE
4. FALSE
5. FALSE

Environmental & Atmospheric Sciences

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A population of beetles in which some individuals are blue and some individuals are green evolves because the green individuals survive better, and so leave more offspring. This mechanism of evolution is known as

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In some cases, areas where oil spills were cleaned had communities in worse shape than in areas where

an oil spill was left alone. Indicate whether the statement is true or false.

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Weather radar is capable of measuring precipitation for several hundred kilometers in all directions because [INSERT FIGURE 7-26. NO CAPTION]

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