The most common environmental push factor worldwide is
A) volcanoes.
B) brush fires.
C) earthquakes.
D) availability of water.
E) mosquito borne diseases.
Answer: D
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Which of the following combinations represents two cloud types that can produce precipitation?
A. cumulonimbus and stratocumulus B. nimbostratus and altostratus C. cumulonimbus and nimbostratus D. nimbostratus and cirrus
In a flower, the sticky structure that helps to trap pollen is known as the
A) stamen. B) anther. C) ovary. D) stigma.
The safe movement of hazardous materials by rail or highway in the United States is regulated by
A) individual states and cities. B) the Department of Transportation. C) the regulations of the RCRA. D) the Justice Department.
What is the most accurate interpretation of a
“100-year flood”? A. A stream will flood every 100 years. B. The probability is 1 in 100 that a stream will flood in any year. C. A flood is expected to occur once in 100 years. D. The probability of a flood grows daily in a 100-year period. E. A stream’s flow swells until it floods every 100 years.