Prescriptive Test — Cumulative exam Answers

It is important for _______ to participate in conservation efforts.a.governmentb.businessc.citizensd.all of the above

The Kyoto protocol works by _______.a.mandatory involvementb.voluntary involvementc.imposing trade restrictions on nonparticipating countriesd.offering monetary rewards to participating countries

Which of the following statements about turning points in environmental policy is true?a.Environmental policy has changed over time as a result of pressure from industry.b.Turning points in environmental policy were typically the result of urban expansion.c.Turning points in environmental policy have come about through increased public awareness.d.Environmental policy has changed little over the history of the United States.

Why are cane toads in Australia considered an invasive species rather than simply nonnative?a.They are destructive to native species and have no natural predators.b.They reproduce more quickly than native species.c.They have venom glands.d.Large adult specimens are able to hunt snakes.

The amount of available energy changes between the trophic levels found in a food chain or energy pyramid. Photos (left to right) by Mehmet Karatay, Jens Buurgaard Nielsen, Furryscaly, and Walter Siegmund How would the amount of available energy differ in the trophic level of the mouse compared to the trophic level of the hawk? a. Available energy would increase from the mouse to the hawk. b. Available energy would decrease from the mouse to the hawk. c. Available energy would initially increase from the mouse to the hawk, and then decrease over time. d. Available energy would remain the same from the mouse to the hawk. Please select the best answer from the choices provided

Why is preventing pollution at its source the first strategy in minimizing environmental risk?a.It is easier and more effective to prevent pollution than to clean up and dispose of waste.b.Remediation of contamination is easier than pollution prevention.c.Habitat restoration cannot be undertaken with modern technologies.d.Safe waste disposal is the easiest was to minimize environmental risk.

Which of the following is a potential obstacle to the commercial development of brownfields?a.the presence of pollutantsb.environmental cleanup lawsc.the costs of environmental cleanupd.all of the above

Moving up trophic levels there is an increase in energy, entropy, and biomass.

The introduction of Caulerpa, also known as killer algae, into California was ultimately the result of _______.a.hull foulingb.the aquarium trade in exotic, nonnative aquatic speciesc.intentional released.an algae farming company

The efforts of governments and businesses toward conservation and preservation have had a positive impact on the environment.

Julia notices that the “check engine” light comes on while driving her car on days with temperatures of over 100 degrees. What could be a plausible explanation for this?a.Her engine needs to be replaced.b.Her engine overheats when the temperature outside is over 100 degrees.c.Her engine cannot withstand high temperatures.d.Julia cannot drive her car on days when it is over 100 degrees outside.

When conducting scientific research, appropriate methods must be used to find information that is reliable and valid. Angela was assigned a research project about human body systems for her anatomy course. She would like to focus on the immune system, and more specifically, the effects of HIV on the immune system. Which of the following options would be the best way for her to conduct an online search about her topic? a. Type in “human body systems” + HIV b. Type in “immune system” + human c. Type in “HIV immune system” d. Type in “human immune system” + HIV effects Please select the best answer from the choices provided

Government sanctioned activities to improve ecosystems have had little effect.

Environmental risks arise from all of the following except _______.a.pesticidesb.pollutionc.industrial chemicalsd.groundwater

When conducting scientific research, any information that is found must be analyzed to determine its validity. John believes that UFOs and extraterrestrial life exist. The excerpts below are an eyewitness account of UFO activity in South Carolina. Which of these observations is valid? a. “I can tell from a firsthand experience that yes, UFOs do exist.” b. “One thing for sure is that they were UFOs and they had to be piloted by some type of intelligent life.” c. Both of these observations are valid. d. Neither of these observations is valid. Please select the best answer from the choices provided

Federal law requires that commercial chemicals do not pose health risks to the people that work with these chemicals.

Which of the following best explains the potential health problems associated with endocrine disruptors?a.Endocrine disruptors mimic hormones that regulate critical biological processes.b.Endocrine disruptors encompass a wide array of toxic pesticides.c.Endocrine disruptors do not biodegrade, remaining toxic years after their release.d.There are no major health problems associated with exposure to endocrine disruptors.

When researching online, as long as the gathered information is the result of a valid Internet search engine, it is not necessary to analyze it for bias.

How has the U.S. Fish and Wildlife Service positively impacted ecosystems?a.by regulating private land useb.by conserving wildlife habitatsc.by banning hunting and fishingd.all of the above

How is the approach of the American Council for an Energy Efficient Economy different than the approach of the Energy Star program?a.The Energy Star program is consumer based, while the American Council for an Energy Efficient Economy is industry based.b.The Energy Star program uses lobbying for policy change, while the American Council for an Energy Efficient Economy uses consumer tactics.c.The Energy Star program provides tax benefits to consumers who purchase energy efficient products, while the American Council for an Energy Efficient Economy provides tax breaks to industries for producing energy efficient products.d.All of the above