Filters
Question type

Study Flashcards

Biodegradable plastics may incorporate _______ to speed breakdown processes.


A) Special types of hydrocarbons
B) Weak structural components
C) Cornstarch
D) Water
E) Microscopic tears in the plastic

Correct Answer

verifed

verified

A brownfield is


A) The area and property extending 200 meters around a landfill
B) A contaminated property that is not used to its full potential because of real or suspected contamination
C) A property contaminated by a sewage treatment plant
D) A property that was formerly contaminated and is now safe enough to be used for housing developments
E) A property within city limits that is used heavily but may be contaminated

Correct Answer

verifed

verified

The "Great Pacific Garbage Patch"


A) Contains 90% Chinese waste
B) Is an area of floating garbage roughly twice the size of Texas
C) Is an area where ships dump their waste
D) Has impacted shipping routes
E) Is slowly decreasing in size

Correct Answer

verifed

verified

Which of the following is NOT a major toxic pollutant produced by incinerators?


A) Dioxins
B) Lead
C) Cadmium
D) Aromatic hydrocarbons
E) All of these are produced by incinerators

Correct Answer

verifed

verified

The original pool of money available for Superfund cleanup projects was financed by taxes on the producers of toxic and hazardous wastes.Now, public taxes are the major sources.

Correct Answer

verifed

verified

Composting is a waste disposal method that


A) Is useful only for single households
B) Is technologically complex
C) Vastly reduces total waste volumes
D) Is more environmentally costly than landfilling
E) Is not realistic for college students

Correct Answer

verifed

verified

Incinerator ash is commonly contaminated with highly concentrated toxic substances.

Correct Answer

verifed

verified

Refuse-derived fuel has _______ energy content than raw refuse, but requires energy ________ before burning.


A) A higher; enrichment
B) A lower; enrichment
C) About the same; enrichment
D) A higher; to sort
E) A lower; to sort

Correct Answer

verifed

verified

Chemical processing is a way of __________ hazardous waste for safe disposal.


A) Reducing the volume of
B) Neutralizing
C) Incinerating
D) Filtering and precipitating
E) Acidifying

Correct Answer

verifed

verified

Which of the following represents the "three Rs" of waste disposal in the descending order of energy expenditure?


A) Reuse, reduce, recycle
B) Reduce, recycle, reuse
C) Recycle, reuse, reduce
D) Reuse, recycle, reduce
E) Recycle, reduce, reuse

Correct Answer

verifed

verified

Choosing the site of a landfill depends on


A) Local topography and drainage patterns
B) Proximity to aquifer recharge zones
C) Neighborhood and community attitudes
D) Permeability of underlying rock formations
E) All of these

Correct Answer

verifed

verified

Refuse-derived fuel differs from normal garbage in that it


A) Has agricultural wastes
B) Has coal added
C) Is unsorted
D) Is selectively collected
E) Is sorted

Correct Answer

verifed

verified

Toxic landfills are frequently located in ________ areas.


A) Wilderness
B) Urban
C) Rural
D) Nonpopulated
E) Suburban

Correct Answer

verifed

verified

Photodegradable plastics break down


A) When exposed to heat
B) By releasing photons
C) As they age
D) When exposed to pressure
E) When exposed to sunlight

Correct Answer

verifed

verified

A site for a children's playground and an industrial site have different criteria for cleanup.

Correct Answer

verifed

verified

Recycling, in terms of solid waste management, means


A) Reusing materials
B) Melting or shredding to make new products
C) Keeping intact but putting to a new use
D) Using less of the material in production of a product
E) All of these

Correct Answer

verifed

verified

A mass burn is the incineration of


A) Agricultural waste
B) Unsorted garbage
C) Hazardous substances
D) Large household pieces like furniture
E) Sorted garbage

Correct Answer

verifed

verified

Landfills differ from open dumps in that


A) Landfills are smaller
B) Dumps are cleaner and smell less
C) Landfilled waste is compacted and covered
D) Landfills are cheaper to operate
E) Landfills and dumps are the same thing

Correct Answer

verifed

verified

One of the sources of dangerous heavy metal emissions is from incinerating


A) Plastics
B) Bleached paper containing chlorine
C) Residue from household cleaning products
D) Aluminum foil
E) Batteries

Correct Answer

verifed

verified

Energy recovery is another term for _______ waste.


A) Recycling
B) Burning
C) Preventing the production of
D) Cogeneration of the
E) A combination of recycling, burning, and preventing the production of

Correct Answer

verifed

verified

Showing 21 - 40 of 47

Related Exams

Show Answer