Ch. 18 BIOL SS

25 July 2022
4.7 (114 reviews)
25 test answers

Unlock all answers in this set

Unlock answers (21)
question
Bauxite mining contributes to ________. A) desertification B) deforestation C) coastal degradation D) soil erosion E) soil fertility
answer
B
question
Which of the following is not considered wastewater? A) Sewage B) Water from sinks C) Storm water runoff D) Water used in manufacturing E) Groundwater
answer
E
question
________ is the primary source of drinking water for the vast majority of people on Earth. A) Groundwater B) Ocean water C) Surface water D) Desalinated water E) Recycled water
answer
C
question
________ is/are formed during primary wastewater treatment. A) Gray water B) Sludge C) Bacteria D) Inorganic nutrients E) Toxins
answer
B
question
An ________ is a series of large tanks that begin with anaerobic treatment and follows with plants and biological life forms that would live in various wetland areas. A) septic tank B) eco-machine C) wastewater treatment plant D) leach field E) septic field
answer
B
question
The average American generates about ________ of municipal solid waste each year. (1kg = 2.2 lbs.) A) 350 kg B) 400 kg C) 550 kg D) 620 kg E) 720 kg
answer
E
question
Which of the following countries produces the least amount of MSW per year? A) United States B) India C) Mexico D) France E) Canada
answer
B
question
In the U.S. today, the approach which best reduces the volume and weight of municipal solid waste is ________. A) in open pits B) composting C) sanitary landfills D) incineration E) municipal sewage treatment
answer
D
question
The greenhouse gas produced from most landfills is ________. A) carbon dioxide B) methane C) water vapor D) ozone E) nitrogen
answer
B
question
Solids in wastewater treatment are removed in ________. A) pre-treatment B) primary treatment C) secondary treatment D) tertiary treatment E) sludge digestion
answer
A
question
Secondary sewage treatment is designed primarily to ________. A) remove the solids B) pre-treat wastewater on its way to tertiary treatment C) remove the dissolved organic matter D) remove hazardous chemicals such as pesticides and heavy metals E) remove all bacteria and microorganisms
answer
C
question
When considering using graywater, you might use the water for ________. A) washing clothes B) flushing toilets C) washing hands D) taking baths E) filling swimming pools
answer
B
question
The Superfund, established to clean up hazardous waste sites in the U.S., is a part of the important ________ legislation. A) Resource Conservation and Recovery Act B) The Comprehensive Environmental Response, Compensation, and Liability Act C) Superfund Authority Act D) Hazardous Waste Management Act E) Superfund Management and Liability Act
answer
B
question
The most common use of bioremediation has been to assist in the cleanup of ________. A) PCBs B) herbicide and pesticide over-application C) oil spills D) non-biodegradable chemicals E) heavy metal contamination sites
answer
C
question
Hazardous wastes are characterized by being mainly ________. A) corrosive, flammable and explosive B) dangerously radioactive C) composed of hazardous heavy metals D) composed of non-degradable materials E) wastes that are not able to undergo bioremediation
answer
A
question
Most hazardous wastes come from ________. A) chemical and petroleum industries B) common manufacturing C) industrial processes D) pharmaceutical production E) pesticide production
answer
A
question
Decomposition in a landfill will happen faster if there is more ________. A) sunlight B) moisture C) air D) methane E) natural gas
answer
B
question
20) In closed loop recycling ________. A) the product is made from another type of material and discarded after use B) the product is reused to produce a similar product. C) a material is recycled into a different product D) materials are incinerated without first recovering what is recyclable E) materials are recycled an infinite number of times
answer
B
question
Which of the following Acts prohibited dumping of waste materials into rivers without permits? A) 1899 Rivers and Harbors Act B) 1965 Solid Waste Disposal Act C) 1970 Resource Recovery Act D) 1980 CERCLA Act E) 2006 REACH Act
answer
A
question
Which Act provided funding for the development of state and local waste management programs? A) 1899 Rivers and Harbors Act B) 1965 Solid Waste Disposal Act C) 1970 Resource Recovery Act D) 1980 CERCLA Act E) 2006 REACH Act
answer
B
question
There are a variety of ways to approach waste reduction, with the exception of ________. A) purchasing items that are reusable B) reduced packaging C) buying individual items, not in bulk D) recycling the waste E) reducing the amount a consumer purchases
answer
C
question
Recycling programs, especially for aluminum cans, have become very successful because it requires only ________% of the energy needed to make a can from bauxite ore. A) 5 B) 10 C) 20 D) 40 E) 55
answer
A
question
Over 100 years ago, the majority of waste made up from residential homes was ________. A) coal ash B) food waste C) paper D) plastics E) wood
answer
A
question
In Europe, recycling rates exceed ________ of the waste generated. A) 10% B) 20% C) 30% D) 40% E) 50%
answer
E
question
How much waste sent to a landfill does the EPA estimate to be re-useable? A) 2-5% B) 6-8% C) 7-10% D) 10-12% E) 14-16%
answer
A