Barrons AP Environmental Science

(D) The elderly are the most affected group since they may have compromised respiratory systems based on many ...

(A) Aluminum reduces the ion exchange through the gills and causes fish to excrete excess mucus, which reduces ...

(E) From 1976 to 1980, the average amount of lead in children was 15 μg/dL. From 1991 to 1994, the ...

(C) The level of dissolved oxygen in the septic zone is too low to support organisms that live by aerobic ...

(B) Biochemical oxygen demand (BOD) is the amount of dissolved oxygen that is needed by aerobic biological orga ...

(E) Mining wastes, along with oil and gas production, constitute about 75% of all solid wastes generated in the ...

(B) Paper accounts for approximately 35% of domestic solid waste in the United States. ...

(B) Paper can be broken down into fibers and reused generally without requiring a sorting process. For som ...

(E) Choice (A) is incorrect because, when designed properly, recycling programs are cost-competitive with ...

(A) Love Canal is an abandoned canal in New York where a huge amount of toxic waste was buried. The ...

(E) The Ocean Dumping Act prohibits dumping of wastes into territorial ocean waters. FREE-RESPONSE ANSWER 10 Tot ...

(iii) What is meant by a “sustainable level” of carbon dioxide emissions? According to these predictions, ...

Methods of remediation may concentrate on neutralizing the acid deposited in an environment. Acids ...

(d) Maximum 1 point. In 1992, the World Bank designated indoor air pollution in developing countries a ...

10: Impacts on the Environment and Human Health MULTIPLE-CHOICE ANSWERS AND EXPLANATIONS ...

(D) In 1999, over 20,000 hazardous waste generators produced over 40 million tons of hazardous wastes. ...

(D) The Superfund program began in 1980 to locate, investigate, and clean up the most polluted sites nati ...

(B) Chronic diseases are of long duration with slow progress. Examples would include congestive heart f ...

(E) Land farming, composting, rhizofiltration (filtering water through a mass of roots to remove toxic subs ...

(C) “81 fold” means 81 more times. An agonist is a drug or other chemical that produces a reaction ...