Global Change — Unit test Answers

Which of the following is(are) non-technological ways of improving air quality?a.using public transportationb.building wind turbinesc.turning lights off when leaving a roomd.both a and c

Landfill waste results in air pollution as _______.a.garbage decomposes and releases methaneb.radon trapped in garbage is releasedc.paint and hairspray cans break downd.vandals set fire to flammable waste

Air pollution only occurs as a result of human activity.

Which two layers of the atmosphere are responsible for the majority of solar radiation absorption?a.stratosphere and troposphereb.stratosphere and thermospherec.troposphere and thermosphered.troposphere and mesosphere

Where is over 95% of incoming ultraviolet radiation absorbed?a.the stratosphereb.the mesospherec.the troposphered.the thermosphere

Ozone located in the troposphere is _______.a.considered a pollutantb.beneficial to living organismsc.higher in concentration than ozone in the stratosphered.all of the above

Which of the following groups of people would be the least affected by air pollution?a.people with asthmab.infantsc.teenagersd.the elderly

Which of the following would most likely utilize a particulate control device?a.a vacuum cleanerb.a factory smokestackc.a laundry dryerd.all of the above

Ozone forms near the ground when pollutants from cars are exposed to UV radiation and oxygen. This is an example of a _______.a.primary pollutantb.secondary pollutantc.tertiary pollutantd.none of the above

Acid rain is the direct result of acid released by burning fossil fuels.

Which of the following is not a health risk associated with a depleted ozone layer?a.respiratory illnessb.skin cancerc.cataractsd.all of the above

Halogens are destructive to ozone because they are highly reactive with oxygen.

Explain two positive environmental impacts of composting.

The following is a chemical reaction for _______ with ozone. a. chlorofluorocarbons b. halons c. UV radiation d. none of the above Please select the best answer from the choices provided

Explain how solid garbage in landfills can result in air pollution.