ENVSE 450 MIDTERM 3 QUESTIONS WITH VERIFIED ANSWERS

ENVSE 450 MIDTERM 3 QUESTIONS
WITH VERIFIED ANSWERS
What is believed to be causing the deadzones in the Chesapeake Bay? - correct answer-
Excess nutrients, especially nitrogen and phosphorus



The secondary stage of sewage processing is characterized by: -Rcorrect answer-
Bacterial breakdown of sewage



ARtemperature inversion is: - correct answer-
An atmospheric condition during which a warm layer of air stalls above a cool layer



Which of the following statements is true regarding MSW in PA: - correct answer-
PARaccepts waste from many states but especially NY and NJ



Which legislation specifically authorizes the EPA to regulate air pollution: - correct answer-CAA



Approximately what percentage of the earth's water is accessible freshwater: - correct answer-1%



Smog is: - correct answer-ARmixture of pollutants, principally ground-level ozone



Chlorine is added to drinking water control: - correct answer-Pathogenic microorganisms



The Love Canal site: - correct answer-(All of the above)

Was a notorious toxic waste site in NY

Led to the creation of the Superfund

Was repopulated in the 1990s

Generated concerns about the health residents who lived in the area



The microbial agent Giardia is an example of: - correct answer-An enteric protozoal parasite

, The term leachate refers to: - correct answer-
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Water that collects contaminants as it trickles through wastes
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Which treatment process is associated with the production of trihalomethanes (THMs) in drinking water
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? - correct answer-Chlorination
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Which of the following airborne pollutants is considered to be a likely carcinogen by many agencies: -
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correct answer-Diesel exhaust
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AccordingRto USEPA guidelines for water reuse, effluent from primary wastewater treatment can be use d:
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- correct answer-No where
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(None of the above) X2 X2 X2




The worst (largest) accidental marine oil spill in history was: - correct answer-
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The Deepwater Horizon Oil Spill
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The most favored method for waste management is: - correct answer-Source reduction
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What is Ogallala? - correct answer-Large aquifer
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Which of the following materials makes up the largest portion of MSW in the US (before recycle) -
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correct answer-Paper
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Which legislation regulates public water supply systems: - correct answer-SDWA
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The approximate per capita and total annual MSW production in the US is: - correct answer-
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4.4 lb per person per day and 250 million tons
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Acute health effects of air pollution include: - correct answer-
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(all of the above) Breathlessness and burning eyes
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Cough and chest pains X2 X2 X2