Global Change — Unit test Answers

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

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 predictions about global climate change is directly related to an increase in the burning of fossil fuels?a.increased extreme weatherb.decreased food supplyc.global warmingd.falling sea levels

Greenhouse gases are best described as _______.a.the result of fossil fuel useb.gases that cause the greenhouse effectc.carbon dioxide and methaned.gases that trap energy from the sun in Earth’s atmosphere

Rising sea levels are a possible global consequence to a change in local environments.

Which of the following would not cause habitat change?a.building a dam on a riverb.a hurricanec.introducing new hiking trailsd.none of the above

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

Which of the following theories concerning global climate change is the most widely accepted?a.Changes in the global climate will lead to an increase in extreme weather and flooding.b.Global climate is changing due to burning of fossil fuels and deforestation.c.Global climate change will happen rapidly.d.Extra carbon dioxide and global warming will be beneficial.

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

Natural disasters can have positive effects on an ecosystem.

Which of the following is not a consequence of the onset of early spring events?a.floweringb.acidic ocean waterc.fruit ripeningd.hatching eggs

Global warming is a theory accepted by a majority of scientists.

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