Which of the following is NOT a benefit of biodiversity for humans?
A. Ecological services
B. Reducing air pollution
C. Drugs and medicines
D. Aesthetics
E. Food
Answer: B
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Many polluted ecosystems, such as those suffering from eutrophication, will recover if humans stop polluting them. This illustrates
A) loss of ecosystem capital. B) the essential role of keystone species in ecosystems. C) secondary succession. D) the natural resilience of ecosystems.
The animal rights movements in society evolved from ________
A) environmental ethics B) ecocentric ethics C) anthropocentric ethics D) virtue ethics E) biocentric ethics
What does the acronym OPEC stand for?
A) Oil Producing and Exporting Countries B) Organization of Petroleum Exporting Countries C) Oil and Petroleum Exporting Corporation D) Organization of Petroleum Energy Countries E) Organized Petrochemical and Energy Countries
Which of the following circulation patterns is characteristic of a cyclone or low pressure in the Southern Hemisphere?
A. air flowing outward, clockwise B. air flowing inward, clockwise C. air flowing inward, counterclockwise D. air flowing outward, counterclockwise