Semester 2 Exam review environ

How do volcanic eruptions affect weather?

Erosion of soil from land that has been strip-mined can be partially controlled by __________

Using lead from old worn-out car batteries is an example of __________

Eating a lot of meat is inefficient because _________ is lost in transfer between trophic levels.

Fire suppression can result in a(n)

Most of Earth's freshwater is 

In the US most of fresh water we use (74%) comes from

Clear-cutting is a timber harvesting method in which

Deforestation occurs when trees are removed and replaced by a housing development.

If Earth did not have an atmosphere, most of the energy from the sun would

When seawater becomes warmer, its volume increases.

What has happened to global precipitation patterns during the last 100 years

Sometimes the water table naturally rises to the surface creating

Most large cities get water for households and industries from

Acid drainage results when sulfuric acid leaches metals out of rocks.

Which of the following represents non-point source pollution

What is the source of most air pollution?

The General Mining Law of 1872 governs the mining of all materials from privately owned land

Normal precipitation has a pH of 5.6. Which of these would be acid precipitation?

Industrial agriculture requires that large areas be planted with

Identifiy the layers of the atmosphere in the correct order.

Industrial food production includes

Desertification is the loss of more than 50% of soil productivity.

Which action can reduce the greenhouse gas emissions caused by driving?

How does CO affect human health?

Parasitic worms would be classified as which type of water pollutant

The concentration of CO₂ in the atmosphere is decreasing.

The average food item in the US travels 2400 km to reach the buyer. An alternative to this energy-inefficient practice

Deforestation is particularly harmful in arid regions because it can lead to

How long must land be free of prohibited substances to be used for organic production?

Tunnels for extracting and removing coal must be dug in __________

Earth's surface water is found in 

Which of the following is likely to cause a conflict between two countries that share a river

The ozone hole is located primarily above

ARid and semiarid lands are prone to desertification because

Scientist determine current climate conditions by

In general, warm air can hold more water than cool air.

Any organism that has undergone genetic engineering

Which mining method is most likely to destroy the habitats of wildlife?

The amount of available productive cropland is growing.

Traditional agriculture may use all of the following EXCEPT

GM foods are engineered to resist herbicides so that

Nonmetallic minerals are extracted from ores after the ores are mined.

A device in a motor vehicle that reduces the amount of air pollutants in emission is a(n)

About what percent of the fuel burned by an car actually moves the car down the road?

Rising sea levels are a result of

A secure food supply depends on all of the following EXCEPT

Most of the nutrients in soil come from

Radiation, conduction, and convection are the 3 main methods of

The process of heating an ore beyond its melting point and combining it with other substances

The percentage of Earth's land surface covered by forests is

Which human activity contributes the most carbon dioxide to the atmosphere?

Crop rotation does all of the following EXCEPT

The sun's rays strike the Earth most directly at the

The ratio of water vapor that air contains to the maximum amount it could contain at a specific temperature.

One disadvantage of the selection system of timber harvesting is that it

You would expect to find most farmers who use GM crops living in

What type of precipitation may contain acidic pollutants?

Res. noticed a lot of dead fish in a local creek and traced problem 2 local gas station this is

The amount of mining to extract aluminum from ore can be reduced if people __________

To learn what climates were like in the past, scientist investigate types of indirect evidence

Which of the following is a mineral that is mined as a fuel source?

Clear-cutting results in mostly even-aged stands of trees.

As a result of the Montreal Protocol, manufacture of CFC's has dropped dramatically.

A renewable resource can never run out.

Smokey the Bear's message resulted in

The clearing of a forest and its replacement by another land use is called

Harmful alfal blooms are a result of what type of pollution

Freeze-Thaw cycles cause part of a cliff to break as water enters cracks in rocks & expands. This is chemical weathering

Which of the following is true about surface water?

The pH scale is used to measure

How has global warming made it difficult for polar bears to hunt the seals they feed on?

Because of the green revolution, between 1961 and 2008, food production

What is the largest source of U.S. greenhouse gases?

A large area of cropland seeded with one crop is a(n)

Trees in national forests are harvested by private timber companies.

Providing food and medicine is an ecological value of forests.

Which of the following is an example of nonpoint-source pollution?

Groundwater is used primarily for

Most of the pollutants in the ocean come from 

A metamorphic rock has the same crystal structure and properties as the sedimentary rock

Fossil fuels formed millions of years ago from the remains of

Global warming refers specifically to an increase in

A mineral that is found in shallow horizontal deposits near the surface is likely to be mined by

Which of the following materials is extracted from Earth that can be used to make concrete

Which of the following is not an advantage of industrial farming practices?

Polluted groundwater is difficult to clean because

Prescribed burns are fires that

What is the biggest danger posed by global warming to people living in coastal areas?

Pollutants are removed or changed chemically before they leave factory smokestacks by a(n)

Food-growing that uses no synthetic fertilizers or pesticides is industrial agriculture.

When paper has a Forest Stewardship Council logo on it, the paper is

Using predatory insects along with a limited use of pesticides is an example of

Trace amounts of some air pollutants may cause cancer.

Which type of water is the best?

It takes one year to produce one inch of topsoil.

The use of public land for mining of fossil fuels is regulated by the __________

Soil, fresh water, wild animals, and timber are examples of

The removal of snags following a fire is called

The first step in mineral processing, which takes place at the mining site, is __________

When large amounts of CO₂ dissolve in the oceans, what is the result?

Salt deposits are formed__________

A renewable resource is harvested sustainably if

Traditional agriculture is best defined by its reliance on fossil fuels and mechanization.

Salvage logging can

The amount of carbon dioxide emissions for which an individual or group is responsible is known

Increased harvesting of wild fish may help solve the problem of creating sustainable seafood production.

Wind power is an energy source that gives off many greenhouse gases.

Substances, such as smoke and CO₂, released into the air are called

Human population in the world is no longer growing.

What is the main source of pollutants in photochemical smog?

Rock that forms by the processes of melting and cooling is __________

Prescribed burns

London's "Killer Smog" of 1952 was caused by what atmospheric condition?

Which nutrient is usually responsible for causing eutrophication in fresh water?

Most of the world's remaining forests are either boreal forests or

Which of the following is not a primary air pollutant?

Generally, the farther from the equator, the warmer the climate.

Deforestation has the greatest impact on biodiversity

Which product requires the most amount of land resources to produce?

How does the ozone layer benefit life on Earth?

Topography refers to surface characteristics of an area.

The Healthy Forests Restoration Act

Which of the following is NOT a step to ensuring global food security?

An example of a soil parent material is

Heavy use of antibiotics in animal feedlots may lead to human health risks when bacteria develop resistance.

What is the source of energy that drives air movement and influences weather and climate?

The main chemicals responsible for the ozone hole are

In a windy, flat region with little natural forest cover, how can you reduce erosion?

Prevailing winds move

One side effect of pesticide use is

Which of the following is true about all minerals?

The policy of multiple use requires that national forests be managed for

Which of the following is a characteristic of a mineral?

An impermeable layer of soil and rock

Acid drainage is a form of air pollution that results from coal mining.

The air that you breathe is mostly

Which requires the most feed input to produce 1 kg of edible protein?

In what part of the forest would you expect to find squirrel nests?

Kirtland's Warbler is benefitting from prescribed burns.

A hole dug into an aquifer to reach groundwater is called a 

Carbon containing fuels that formed from the remains of living things are called

Only a small portion of the Earth's water is both liquid and 

What % of the atmosphere is composed of oxygen?

The boundary between air masses that differ in temperature and moisture is called a(n)

Which of the following is an economic value of a forest?

Wildfire suppression prevents future fires by reducing the amount of forest debris on the forest floor.

To help regulate river flow and build a stable water supply engineers build 

The organic matter in soil includes

Which mining method is most likely to lead to water pollution and excessive erosion?

One proven risk of GM crops is

Large quantities of tailings are permanently stored in __________(think about the short video we watched)

The largest watershed in the United States is the

Which product takes the least amount of water to produce?

What is the purpose of adding chlorine to water in the treatment process?

Industrial farming makes use of monocultures.

What type of mining would be used if a resource is in deep pockets in the ground for tunneling?

The force exerted by air on the area below it is called air pressure.

Gases such as water vapor and carbon dioxide that trap heat near Earth are known as

To conserve water, when is it the best time to water a lawn or garden?

In which layer of the Earth's atmosphere does most weather occur?

Diamond can scratch talc because diamond has a higher Mohs rating than talc does.

What happens as a result of the ocean's absorption of carbon dioxide?

Scientists can extract samples of ancient air from ice cores.

What is the main cause for global wind patterns?

After a catastrophe, soil formation is the first step in

You would expect to find smaller soil particles as you descend through the soil horizons.

How is freshwater used in industry?

How can the planting of new trees help reduce climate change?

The Mohs scale is a measure of the luster of a mineral.

Which of the following laws is concerned with activities that take place after mining is done

What is the relationship between groundwater(GW) and surface water (SW)

Which of the following minerals can be extracted from an ore after the ore is mined?

maximum sustainable yield, ecosystem-based management, and adaptive management are 3 approaches to

All of the land area that supplies water to a particular river system is included in a(n)

Timber harvesting always results in the destruction of the forest.

Acid precipitation and leaching of minerals & metals affect the pH of the soil and types of plants that can grow.

The best way to reduce groundwater pollution is to 

Which of the following is a natural process that is accelerated by mining?

The lowest layer of the atmosphere, the one directly above the ground.

The transfer of heat energy through space in called conduction.

Elevation and the presence of features such as mountains and rivers make up an area's

What event killed about 35,000 people in Europe in 2003?

Drainage basins are sometimes called

Under the National Forest Management Act, national forests

Which type of forest most likely contains the greatest variety of habitats?

Which of the following is a way a person could conserve water?

The ozone layer is found within the troposphere.

Most of Earth's fresh water is used for

The world's ability to produce food has grown faster than the population.

Human activities that clear large areas of land & increase erosion contribute 2 which pollution