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# College Environmental Science Questions

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College Environmental Science
Earth's climate                                                                                                .
1. has been stable over the history of the planet
2. is changing as a result of natural and human processes
3. will stabilize over the next century, according to the predictions of most scientists
4. has changed only once due to the evolution of green photosynthesizing plants
5. history is undeterminable because there is no method of studying climatic history of the planet
College Environmental Science
The primary causes of acid deposition are                                 .
1. tropospheric ozone
2. sulfur and nitrogen oxides
3. soil dust and sand
4. radon gas and fuel wood smoke
5. carbon monoxide and formaldehyde
College Environmental Science
The US Senate has so far opposed emissions reductions on the grounds that
1. no other nations have pledged reductions
2. the US does not emit significant amounts of greenhouse gases
3. President Obama rejected the scientific basis of global climate change
4. it might hurt the economy
5. the US already reduced its emissions by 68% as agreed in the Copenhagen treaty
College Environmental Science
College Environmental Science
Which of the following is a non-point pollution source?
1. Acid mine drainage
2. A pipe coming out of a factory
3. Raw sewage being discharged from a cruise ship
4. Run-off from agricultural fields
5. A sewage treatment plant
College Environmental Science
Photochemical smog differs from industrial smog in that it                                           .
1. is formed only in the presence of sunlight
2. has large quantities of soot
3. is primarily compose of carbon monoxide
4. consists of primary pollutants
5. is an unhealthy mixture of pollutants
College Environmental Science
College Environmental Science
College Environmental Science
College Environmental Science
Energy conservation in the United States
1. can be accomplished only through changed in environmental laws
2. is unlikely to ever occur
3. can be accomplished by changed in tax laws
4. will be reality only if there is another major war
5. can be improved as individuals make conscious choices to reduce personal consumption
College Environmental Science
College Environmental Science
College Environmental Science
Crude oil is
1. composed of less then ten different hydrocarbon molecules
2. useable in its raw form
3. formed less than 100 yards below the surface; in deeper places with more pressure, coal is formed
4. formed in a wide range of temperature and pressure circumstances
5. fractionated with heat to separate the chemicals used for gasoline, lubricants, plastics and other products
College Environmental Science
In legislations, the precautionary principle applied to climate change, states that
1. caution should be used in handling hazardous wastes
2. lack of full scientific certainty shall not be used to postpone measures to prevent major environmental degradation
3. alterations to legislation must be done in a way that maximizes environmental protection at the urging of scientists without recourse form the voting public
4. all alternative sources of energy should be evaluated by the scientific community before marketing
5. permit trading should be undertaken with caution
College Environmental Science
The Montreal Protocol
1. addressed transnational movement of acid-forming pollutants
2. developed the framework for reduction of carbon dioxide in the US and Canada
3. developed the international treaty for eliminating radon emissions from nuclear power plants
4. resulted in a significant reduction in the production of CFCs by signatory nations
5. is an example of a failed attempt to reduce international air pollution
College Environmental Science
Oil production, refining, and transportation have been associated with all of the following environmental problems except:
1. disturbance of the land surface
2. land subsidence
3. acid mine drainage
4. release of harmful gases
5. pollution of groundwater
College Environmental Science
The Deepwater Horizon's spill in 2010 showed that offshore drilling is very dangerous. Which of the following is not true for the consequences of it today?
1. Countless animals (birds, shrimp. fish, etc.) died
2. Fisheries were devastated, and fishermen lost jobs
3. Tourism and economics of the area have been equally strong for the last 5 years
4. Native bird and turtle species are lost forever
5. Coastal marsh plants died, leading to erosion
College Environmental Science
Effects attributed to Chernobyl
1. were contained within the Ukraine
2. have not been extensively documented
3. serious respiratory illnesses but no fatalities
4. increased incidence of thyroid cancers
5. increased incidence of emphysema
College Environmental Science
Keeling's reports form Mauna Loa demonstrated
1. an increase in tropospheric $CO_2$ from the 1950s to present
2. that sediments deposited on the seafloor can yield clues about past climates
3. that as distances from cities decreased, $CO_2$ concentrations increased
4. that $CO_2$ levels have been stable over the last 40 years
5. the presence of El Niño
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