UMGC ENMT495 Week 7 Quiz Latest 2021 October

ENMT495 Global Environmental Management Issues

Week 7 Quiz

Question 1          Which of the following statements are correct about bioventing?  Check all that apply.

Only effective in saturated soils

Might need to add nutrients to contaminated soils to increase decomposition rates

Works best at 40-50 F

Is based upon being able to vent volatiles and decomposers eating organic compounds

Question 2          Which of the situations below is best applicable for the use of SVE?

Clay soil saturated with oil

Surface contamination of Cd

Subsurface contamination of hydrocarbons and alcohols with molecular weight less than 200 g/mole

Subsurface contamination of oils

clay soil with low levels of BTEX & PAH

Question 3          Which of the following are part of wastewater treatments?  (Check all that apply.)

Aeration

Bottled water

Biomagnification

Carbon sequestration

Filtration

Question 4          With arsenic contamination of 7000 ppm in soil, the most cost effective remediation to meet legal requirements is:

Leave the arsenic in the ground and wait and see if it naturally falls below regulatory limits.

In-situ soil vapor extraction

Ex-situ soil vapor extraction

Soil washing

Air sparging

Question 5          You find that the soil at a suspected hazardous waste site is contaminated with 4 ppm of arsenic.  What are logical conclusions you can make from this knowledge?

This soil is considered hazardous waste

This soil should undergo soil washing

This soil should undergo bioremediation

This soil should be monitored

Question 6          Based upon simplicity, effectiveness, and economics, which of the following remediation options would you choose for soil contaminated in the 100 ppm range with non-chlorinated hydrocarbons?  Check only the best option.

Biofiltration

Lime precipitation followed by filtration

Ex situ soil vapor extraction

Coagulation and flocculation followed by filtration

In situ soil vapor extraction

Question 7In-situ soil remediation include which of the following?  Check all that apply.

soil flushing

bioventing

biofiltration

phytoremediation

Question 8          Which of the following statements are correct about ISO 14001?  Check all that apply.

ISO stands for international standards organization

ISO is a set of mandatory standards for environmental improvements

ISO 14001 centers on environmental management systems standards

ISO 14001 are technical standards

Question 9Which of the following are correct statements about international environmental laws?  Check all that apply.

A few environmental laws have established international institutions with power to directly impose trade sanction

The task of direct enforcement is typically left to member nations

International agreements have adequate resources to monitor and ensure compliance

With consent, countries may sue each other for violation of international agreements

There are both hard and soft environmental laws.

Question 10        Which of the following are examples of international environmental laws? Check all that apply.

The Clean Air Act

Montreal Protocol

Commission on Sustainable Development

International  Convention on Transboundary Movement of Hazardous Waste

Paris Climate Agreement

Question 11

Which of the following remediation options would you choose for water contaminated with both dissolved and undissolved particulates?  Check only the best option.

Biofiltration

In situ soil vapor extraction

Ex situ soil vapor extraction

Coagulation and flocculation followed by filtration

Lime precipitation followed by filtration

Question 12        Which of the following statements are correct about our water cycle?  Check all that apply.

Unconfined aquifers are recharged naturally

Unconfined aquifers discharge into springs and rivers and wells

Non-biodegradable contaminants we put down our sinks and toilets will eventually become part of our drinking water supply

Our water cycle greatly affects our climate and vise versa.

Question 13        Please match the most appropriate key word or phrase into the appropriate blank in each sentence.   Note that there are more keywords/phrases than there are sentences.

___________ instrument, such as a carbon fee, functions to change behavior and decision-making so that a more environmentally desirable alternative is found.

Limiting or eliminating the use of bleach in paper production is an example of ___________.

Part of the Superfund cleanup process is to assess sites and place them on the ____________.

For soils contaminated with hydrocarbons with boiling points below 70 C, you would most likely use ____________.

Our present measurement of economic progress is the _____________________.  It goes up with every oil spill and with everything sold from gasoline to cigarettes.

Criteria for liners, groundwater monitoring, and soil cover in U.S. landfills are defined by __________.

______________ provides a format to readily perform environmental audits and demonstrate compliance.

               

A proactive approach to manufacturing that is integrated into environmental management systems and uses multimedia and life cycle analysis approaches is _________.

If the you are the environmental manager for any U.S.-based industry that uses certain toxic chemicals that may pose a threat to human health or the environment, you will have to report annually how much of each chemical is released to the environment and/or otherwise managed, due to the ________________ program.

 

               

The study of materials and energy flow through industrial systems in order to provide solutions that allow one industry to use the waste of another industry is called __________.

____________ is the process of using microorganisms to transform harmful substances into nontoxic substance. This was discussed in class conferences.

A homeowner who uses rain barrels and conservation landscaping to manage stormwater off her property helps to create a market with __________________.

The history of environmental degradation is littered with decisions and solutions that have resulted in unintended consequences.  One way to minimize those consequences is to produce a _________  of each product we produce.

One important factor that determines whether constituents can be removed via soil vapor extraction is their _________________.

______________ are systematic, periodic, documented, and (supposedly) objective review by regulated entities of facility operations and practices related to environmental requirements.

The fact that our society does not have a price on carbon creates a market with many _______________.

Present air pollution controls from fossil fuel processes mainly consist of scrubbers.  These scrubbers take out gases that contribute to the warming of the planet and to the cooling of the planet.  An example of a gas scrubbed away by present day scrubbers that causes cooling in our atmosphere is ______.

Enacted under RCRA to provide funding for cleaning up abandoned hazardous waste sites.

               

______________ permitting process is used to control the amount of point source discharge into water bodies.

1.            Bioremediation

2.            CERCLA

3.            Civil penalties

4.            Composite

5.            CO

6.            CO2

7.Design for the environment

8.            Economic

9.            Eco-audits

10.          Environmental audits

11.          GDP

12.          Human ecology

13.          Industrial ecology

14.          ISO 14000/14001

15.          Legal penalties

16.          Life cycle assessment

17.          National Pollutant Discharge Elimination System (NPDES)

18.          National priority list

19.          Negative externalities

20.          NO2

21.          Pollution prevention

22.          Pollution management

23.          Positive externalities

24.          RCRA

25.          Soil vapor extraction

26.          SO2

27.          SPo

28.          Sustainable development

29.          Toxic Release Inventory (TRI)

30.          Vapor pressure

Question 14        Which of the following are correct statements about our present recycling process?  Check all that apply.

It produces waste we must dispose of

It is difficult to recycle rare earth because they decompose in the recycling process

It is 90% energy efficient

We are able to recover 90% of all materials recycled

Question 15        Which of the following are point sources of pollution?  Check all that apply.

Effluent from wastewater treatment plant

Pipe from industry draining rainwater from its roof

Incinerator smoke stack

The tailpipe from your car

Question 16        Below are a number of statements students have made in this course.  Please select all incorrect statements, most of which I have paraphrased to minimize association to any particular students.

EPA legislates policies

CO2 is a fuel source

 The CWA is a standard

CO2 is a hazardous air pollutant

CWA only regulates point sources of pollutants

Question 17RCRA specifically excludes source, special nuclear, or byproduct material as defined by the Atomic Energy Act of 1954 from the definition of solid waste.

                True

                False

Question 18        Which of these technologies are generally good at remediating volatile organics in unsaturated soils? Check all that apply.

Flocculation and precipitation

Bioventing

Soil washing

Soil vapor extraction

Question 19        Check all correct statements about mixed waste.

In the U.S., mixed waste is regulated by both U.S. EPA and by IAEA

It are both hazardous and radioactive

Mixed waste can legally become only radioactive if it passes the TCLP test

It occurs naturally

Question 20        Check all examples of remediation technologies:

Solar panels

Vitrification

Encapsulation

Question 21        Which of these types of technologies would not be helpful in a Superfund site?  Check all that apply.

Remediation technologies

Control technologies

Avoidance technologies

Monitoring technologies

Question 22        Match appropriate remediation technology for each waste stream:

Aqueous waste that does not contain volatile hazardous constituents

 

Cyanide wastes

               

Waste containing chromium in the +3 state (Cr3+)

Hazardous waste high in organics

Wastes high in lead and nickel such as acid battery waste

Waste mainly consisting of sulfuric acid

1.            Evaporation

2.            Incineration

3.            Ion exchange

4.            Neutralization

5.            Precipitation

6.            Oxidation-reduction