Unit 5 Review

APES Unit 5 Midterm Review

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Multiple Choice

GMOs are leading to loss of original/ native plants because of cross breeding effecting genetic diversity

• true

• false

Multiple Choice

Use of this method of control requires concentrations to be increased often because pest develop resistance

• GMOs

• Pestsides

• plant removal

• control burning

Multiple Choice

The Green Revolution was

• a dramatic increase in crop yields in developing countries

• change to more sustainable agriculture

• way of fighting soil erosion

• power grab by the Green party in the 1980s

Multiple Choice

Which of the following is the leading use of water globally?

• Domestic/Residential

• Industry

• Business/Commercial

• Agriculture

Multiple Choice

Which of the following type of tree harvesting is the most detrimental to the environment?

• Strip Cutting

• Selective Cutting

• Clear Cutting

• Partial Harvest

Multiple Choice

Overgrazing of grasslands can lead to reduced range quality. Two of the major effects of overgrazing are

• erosion and desertification

• eutrophication and increased methane production

• higher fire potential and increased productivity

• higher primary productivity and ammonification

Multiple Choice

Which type of fishing has high rates of bycatch and highly destructive of benthic communities.

• Pole Fishing

• Long Line Fishing

• Purse Seining

• Trawling

Multiple Choice

The graph above shows the change in Canada’s harvest of Atlantic Cod from 1950-2004. What change occurred between 1992-1993?

• The stocks of Atlantic Cod collapsed.

• Harvests of Atlantic Cod rapidly decreased.

• Canada declared a moratorium to all cod fishing in Newfoundland and Labrador.

• All of the above.

Multiple Choice

The loss of the Atlantic Cod around Newfoundland occurred because those fisheries were…

• Underexploited

• Fully exploited

• Overexploited.

• None of the above.

Multiple Choice

Which is true about aquaculturing?

• The amount of aquacultured fish has decreased significantly in favor of wild-caught fish.

• Aquaculturing requires the same inputs as other forms of animal agriculture, including feed and antibiotics.

• Aquaculture operations do not affect the surrounding ecosystem in any adverse way.

• All of the above are true.

Multiple Choice

The United States has established annual catch limits to ensure fishing stocks can recover each year. Which of these statements best describes how these limits are established?

• The catch limits are lower than the maximum sustainable yield

• The catch limits are equal to the maximum sustainable yield

• The catch limits are greater than the maximum sustainable yield

• Catch limits are based on consumer demand, not on the health of fish stocks

Multiple Choice

What type of fishing has baited hooks are attached to a single fishing line that trails behind a ship

• Pole Fishing

• Long Line Fishing

• Purse Seining

• Trawling

Multiple Choice

__________________________ of a fishery is the highest amount of species that can be harvested without diminishing the populating in future years.

• Maximum Sustainable Yield

• Exclusive Economic zone

• Overexploited

Multiple Choice

What is aquaculture?

• The study of saltwater and freshwater organisms for use in medicine

• The breeding of land plants and animals to be used as fish feed

• The breeding, raising and harvesting of both fresh and saltwater organisms

• The manufacturing of aquatic organisms into feed and fertilizer

Multiple Choice

Which of these is NOT an environmental concern of farming fish?

• Introducing pesticides, herbicides and antibiotics into the environment

• Transferring disease from farmed fish to wild fish and vica versa

• Increasing waste in slow moving water

• Potentially introducing native fish into the wild

Multiple Choice

Crop rotation is used by organic farmers to preserve the qualities of the soil?

• YES

• NO

Multiple Choice

Organic farming products are more expensive because farmers do not get as much out of their land as a conventional farmer?

• YES

• NO

Multiple Choice

Which type of soil holds the least water?

• silt

• sand

• loam

• clay

Multiple Choice

The geological layer, consisting of underground caverns and porous layers of sand, gravel, or bedrock, where groundwater flows, is called

• The zone of saturation
• Recharge point
• Aquifer
• bedrock

Multiple Choice

The Mississippi River carries agricultural runoff to the Gulf of Mexico.  What phenomenon results?

• a dead zone
• regular flooding of the Mississippi delta
• return of mining refuse water
• Gold tides

Multiple Choice

GMOs are leading to loss of original/ native plants because of cross breeding effecting genetic diversity

• true

• false

Multiple Choice

Use of this method of control requires concentrations to be increased often because pest develop resistance

• GMOs

• Pestsides

• plant removal

• control burning

Multiple Choice

The Green Revolution was

• a dramatic increase in crop yields in developing countries

• change to more sustainable agriculture

• way of fighting soil erosion

• power grab by the Green party in the 1980s

Multiple Choice

Which of the following type of tree harvesting is the most detrimental to the environment?

• Strip Cutting

• Selective Cutting

• Clear Cutting

• Partial Harvest

Multiple Choice

A person’s ecological footprint is

• (a) the land that a person lives on.

• (b) the amount of carbon dioxide a person contributes to climate change.

• (c) the land required to produce a person’s food.

• (d) the land needed to support all of a person’s activities.

• (e) the amount of fossil fuel a person uses.

Multiple Choice

Farming that depends on hand tools and natural fertilizers and lacks large-scale irrigation.

• interplanting

• conservation tillage

• subsidence

• low input

Multiple Choice

Growing two different crops in an area at the same time is called

• crop rotation

• agroforestry

• intercropping

• terracing

Multiple Choice

Planting a field with different crops from year to year

• industrial agriculture

• crop rotation

• conservation tillage

• alley cropping

Multiple Choice

• Terracing

• Alley Cropping

• Crop Rotation

• Contour Farming

Multiple Choice

• Intercropping

• Crop Rotation

• Agroforestry

• Contour Farming

Multiple Choice

Agriculture carried out for survival

• Agroforestry

• Subsistence

• Monoculture

• Plantation

Multiple Choice

• Interplanting

• Agroforestry

• Terracing

• Contour Farming

Multiple Select

System of agriculture that utilizes mechanization. Choose TWO answers.

• Low Input

• Corporate Farming

• Subsistence

• No Till

Multiple Choice

Soil that has NOT been tilled tends to have _____ organic matter than tilled soil. This causes it to ___________.

• more; fall apart easily

• more; stay together tightly.

• less; fall apart easily

• less; stay together tightly.

Multiple Choice

In what type of field would you expect to see the LEAST amount of runoff during a storm?

• no till

• tilled

Multiple Choice

Compared with people in developing countries, people in industrialized countries are more likely to eat

• beans

• beef

• corn

• rice

• wheat

Multiple Choice

Producing one pound of beef requires _____ gallons of water.

• 500

• 850

• 1,800

• 2,300

Multiple Choice

40% of all rainforests have been cleared in the last 40 years, mostly in order to be used for . . .

• monoculture plantations

• mining

• Subsistence farming

• cattle pasture

Multiple Choice

75% of all freshwater on Earth is used for

• drinking water

• meat production

• industry

• agriculture

Multiple Choice

The most efficient method of irrigation is

• Spray

• Drip

• Furrow

• Flood

Multiple Choice

The most costly method of irrigation is . . .

• Spray

• Drip

• Furrow

• Flood

Multiple Choice

The LEAST efficient method of irrigation in terms of water loss is . . .

• Spray

• Drip

• Furrow

• Flood

Explanation Slide...

Clearcutting can be economically advantageous but leads to soil erosion, increased soil and stream temperatures, and flooding. Forests contain trees that absorb pollutants and store carbon dioxide. The cutting andburning of trees releases carbon dioxide andcontributes to climate change.

Multiple Select

Which of the following is a benefit of clearcutting? Select all that apply.

• it is cost effective (cheap)

• it helps maintain forest stream temperatures

• some trees require full sun conditions to thrive

• It prevents erosion.

Explanation Slide...

See Barron's page 216 or the Timber Harvesting methods reading to check your answer.

Open Ended

Identify and describe a timber harvesting method that could be used as an alternative to clear cutting.

Explanation Slide...

The tragedy of the commons suggests that individuals will use shared resources in their own self-interest rather than in keeping with the common good, thereby depleting the resources.

Open Ended

Describe a real world example of the Tragedy of the Commons.

Multiple Choice

Deforestation has resulted in

• more farmland in some places but more desertification in others

• more farmland in some places and less desertification in others

• less farmland in some places but more desertification in others

• less farmland in some place and less desertification in others

• no noticeable change in the amount of farmland or desertification

Multiple Select

Which of the following is a downside of GM crops? Select all that apply.

• less biodiversity

• can better withstand extreme weather events

• possible harm to beneficial insects

• require less water and fertilizer

• higher crop yields

Explanation Slide...

See Green Revolution worksheets for possible answers.

Open Ended

Describe TWO negative consequences of the Green Revolution.

Multiple Choice

Which of the following is a benefit of CAFOs?

• decreased predation

• increased disease spread

• increased cost to consumer

• better animal welfare