Energy resources that exist in limited amounts and cannot be replaced quickly are called __________________.
a. ecological footprint
b. vital capacity
c. carrying capacity
d. nonrenewable resources
e. limiting factor
Answer: d. nonrenewable resources
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Of the choices below, which is the best example of an open-access resource?
A. An individual home B. Resources with shared ownership, such as aquifers C. National parks D. Fish in the open ocean E. farmland
A certain lake in the arid west contains an endangered species of fish. The legal status of this fish required water diversions out of the river feeding the lake to be decreased substantially
About 10 years following this decree, the declining cottonwood forest and canopy along the riverbanks was noted to be recovering. This situation illustrates the potential effectiveness of a. the species approach to sustaining biodiversity b. the ecosystem approach to sustaining biodiversity c. cottonwood trees as part of all stream recovery programs d. water as a solution to species decline e. fish as indicator species
Judge the following sentence according to the criteria given below: The modified Mercalli scale is
better than the Richter magnitude scale in comparing earthquakes from widely separated geographical areas BECAUSE seismic intensity is a function of the energy released, construction practices, and local geology. a. The assertion and the reason are both correct, and the reason is valid. b. The assertion and the reason are both correct, but the reason is invalid. c. The assertion is correct, but the reason is incorrect. d. The assertion is incorrect, but the reason is correct. e. Both the assertion and the reason are incorrect.
Laterization is likely to occur
A) in the tropics. B) in areas characterized by sandy soils and coniferous forests. C) in humid climate regions. D) in areas of high potential evapotranspiration rates.