Which of the following is a difficulty associated with environmental protection?a.costb.unpredictabilityc.sustainabilityd.all of the above
The introduction of Caulerpa, also known as killer algae, into California was ultimately the result of _______.a.hull foulingb.the aquarium trade in exotic, nonnative aquatic speciesc.intentional released.an algae farming company
Which of the following statements about pesticides is true? a. Pesticides provide plants with essential nutrients. b. Pesticides prevent the destruction of crops. c. Pesticides are never harmful to plants. d. Pesticides are never harmful to animals. Please select the best answer from the choices provided
Which of the following is not a manmade cause of global warming?a.burning fossil fuelsb.deforestationc.respirationd.population growth
What is the most important consideration for environmental policy makers?a.popular opinionb.environmental healthc.costd.none of the above
Which of the following changes to waterways is only the result of human activity?a.erosionb.temperature fluctuationsc.floodingd.chemical pollution
How can resource conservation benefit the environment?a.Resource conservation can help preserve natural habitats.b.Resource conservation can reduce water pollution.c.Resource conservation can reduce air pollution.d.All of the above
Why does fossil fuel use in the United States make the U.S. vulnerable to the political wishes of foreign countries?a.The US is a net exporter of fossil fuels.b.Fossil fuels lead to global climate change.c.The US imports much of its petroleum from foreign countries which set the prices.d.All of the above.
Which of the following can be reduced by the use of renewable energy sources?a.social costsb.economic costsc.environmental costsd.all of the above
Which of the following aspects of the environmental movement addresses the public’s right to intervene in environmentally damaging activities on private land?a.environmental justiceb.environmental sociologyc.environmental lawd.environmental activism
Which of the following is not released by trees into the atmosphere?a.oxygenb.water vaporc.ozoned.none of the above
Flooding on rivers is caused by human activity rather than natural events.
The principle difference between point source and nonpoint source water pollution is _______.a.whether the pollution is organic or inorganicb.the number of sources of pollutionc.the amount of pollutiond.whether it is from commercial or agricultural sources
Which of the following statements about change in ecosystems is true?a.Ecosystems experience change through human activity only.b.Ecosystems experience change through natural events only.c.Ecosystems experience no change.d.Ecosystems experience change through human activity and natural events.
Deforestation has no direct impact on reptile species.
Which of the following could cause a habitat change?a.introduction of an invasive speciesb.a wildfirec.a mudslided.all of the above
Reclamation restores an environment affected by mining to a state where it can sustain its ecosystem.
Soil compaction results from _______.a.the reduction or elimination of pore space in soilb.the weight of heavy machinery on soilc.livestock walking over soild.all of the above
Which of the following is a possible cost of using renewable resources?a.loss of animal speciesb.land degradationc.lower availability of freshwaterd.all of the above
The largest supply of Earth’s freshwater is stored in _______.a.lakes and riversb.groundwaterc.the atmosphered.glaciers and icecaps
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