UMGC ENMT495 Week 7 Quiz Latest 2022 February

ENMT495 Global Environmental

Week 7 Quiz

Question 1          Which of these technologies are generally good at remediating volatile organics in unsaturated soils? Check all that apply.

Flocculation and precipitation

Soil vapor extraction

Bioventing

Soil washing

Question 2          Match appropriate remediation technology for each waste stream:

Waste mainly consisting of sulfuric acid

Cyanide wastes

Hazardous waste high in organics

Aqueous waste that does not contain volatile hazardous constituents

Wastes high in lead and nickel such as acid battery waste

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

1.            Evaporation

2.            Incineration

3.            Ion exchange

4.            Neutralization

5.            Precipitation

6.            Oxidation-reduction

Question 3                          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 4          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 5          Which 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 6          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

Existing environmental management activities can be integrated into ISO 14001 implementation

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

soil flushing

bioventing

biofiltration

phytoremediation

Question 8Check 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

It occurs naturally

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

Question 9          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 10        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.

                ____                    

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

                ____                    

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

___                       

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.

                ____                    

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

                ____    

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

                ____    

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