SCI 204 DeVry Complete Quiz Package

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SCI 204 DeVry Complete Quiz Package

SCI 204 DeVry Complete Quiz Package

SCI204

 

SCI 204 DeVry Week 1 Quiz Latest

Question 1.1.(TCO 1) In terms of numbers of plants and animal species (biodiversity), the world’s richest terrestrial ecosystems are the(Points : 3)

• tropical deserts.
• tropical rain forests.
• boreal forests.
• temperate forests.
• temperate grasslands.

Question 2.2.(TCO 2) The lithosphere is(Points : 3)

• made up of water.
• made up of rocks and soils.
• made up of air.
• made up of all living things.
• made up of carbon.

Question 3.3.(TCO 1) A grouping of plants, animals, and microbes interacting with each other and their abiotic environment is defined as(Points : 3)

• a biosphere.
• a community.
• an ecosystem.
• a specie.
• an association.

Question 4.4.(TCO 2) The process of changing liquid water to gas is called(Points : 3)

• precipitation.
• evaporation.
• runoff.
• condensation.
• infiltration.

Question 5.5.(TCO 1) Which of the following is NOT an abiotic factor?(Points : 3)

• Bacteria
• Temperature
• Rainfall
• Salinity
• pH

Question 6.6.(TCO 2) An anthropogenic (human produced) process that returns carbon to the atmosphere is(Points : 3)

• wild fires.
• volcanic action.
• photosynthesis.
• weathering of rock.
• fossil fuel combustion.

Question 7.7.(TCO 1) Tropical forest destruction and degradation results from(Points : 3)

• unsustainable, small-scale farming and cash crops farming.
• cattle ranching and commercial logging.
• mining operations and oil drilling.
• economic growth and development.
• All of the above

Question 8.8.(TCO 2) The biosphere is(Points : 3)

• the nonliving part of an ecosystem.
• the soil and rocks.
• the sedimentary rocks.
• the sphere where life is found.
• the sphere where water is found.

Question 9.9.(TCO 1) Which of the following is not a totally natural or wild ecosystem?(Points : 3)

• A tropical rain forest
• A sugar cane plantation
• A mangrove forest
• A coral reef
• A wetland

Question 10.10.(TCO 2) Fossil fuels are formed by(Points : 3)

• the compression of rocks.
• the decay of dead organisms over millions of years.
• volcanoes.
• the decay of city sewage.
• the decay of dead organisms over many decades.

SCI 204 DeVry Week 3 Quiz Latest

Question 1.1.(TCO 5) The drop in the human death rate is due to all of the following except(Points : 3)

• increased food productivity and better distribution.
• improved personal hygiene and sanitation.
• improved water supplies.
• improved contraceptive technology.
• improved medical care.

Question 2.2.(TCO 6) The simplest and least controversial method of slowing population growth is(Points : 3)

• abortion.
• sterilization.
• educating the girl child.
• contraceptive use.
• no sexual activities before 20 years or age.

Question 3.3.(TCO 5) Today’s cities are not self-sustaining because they import(Points : 3)

• minerals.
• food.
• energy.
• manufactured goods.
• All of the above

Question 4.4.(TCO 6) The population pyramid or profile of a developing country, for example Haiti, has the shape of a(Points : 3)

• parallel column.
• broad-based pyramid.
• inverted pyramid.
• hour glass shape.
• None of the above

Question 5.5.(TCO 5) As of 2012, the world population was estimated to be over(Points : 3)

• 0.5 billion.
• 1.3 billion.
• 2.3 billion.
• 7.1 billion.
• 10 billion.

Question 6.6.(TCO 6) Most developed nations are in the _____ phase of the demographic transition.(Points : 3)

• high birth rate, high death rate
• high birth rate, low death rate
• low birth rate, high death rate
• low birth rate, low death rate
• high birth rate, moderate death rate

Question 7.7.(TCO 5) The crude death rate is the number of deaths per _____ people in a given year(Points : 3)

• 50
• 100
• 500
• 1,000
• 10,000

Question 8.8.(TCO 6) Old age support in developing countries is(Points : 3)

• generally not important because most people work their entire lives.
• provided by government pension (social security) programs.
• provided by individual savings.
• usually provided by adult children.
• foreign aid.

Question 9.9.(TCO 5) Mexico, a developing country is in the _____ phase of the demographic transition?(Points : 3)

• high birth rate, high death rate
• low birth rate, low death rate
• high birth rate, low death rate
• low birth rate, low death rate
• None of the above

Question 10.10.(TCO 6) Which of the following is true of millennium development goals?(Points : 3)

• Achieve universal primary education
• Reduce by half the number of people whose income is less than $5 a day
• Aid distribution of populations around the world with immigration
• Increase the number of international adoptions
• Increase geopolitical debt 100 times

SCI 204 DeVry Week 5 Quiz Latest

Question 1.1.(TCO 8) Which of the following contains the least amount of water?(Points : 3)

• Oceans
• Polar ice caps and glaciers
• Accessible freshwater
• Total freshwater
• Saltwater seas

Question 2.2.(TCO 8) Which of the following leads to increased inputs of phosphorus into waterways?(Points : 3)

• The use of crop rotation in agriculture
• Forest fires
• The combustion of fossil fuels
• The use of chemical fertilizers in agriculture
• Condensation and precipitation

Question 3.3.(TCO 8) Pollution includes(Points : 3)

• dumping detergents into streams, causing fish kills.
• spraying with DDT, lowering the eagle population.
• releasing gases from coal combustion, causing acid rain.
• allowing fertilizer runoff from cropland.
• All of the above

Question 4.4.(TCO 8) A major water related health problem in developing countries is that(Points : 3)

• groundwater is usually contaminated with human waste.
• groundwater is usually contaminated with industrial wastes.
• groundwater is not available.
• surface waters used for water supplies are often contaminated with human wastes.
• surface waters are contaminated with industrial wastes.

Question 5.5.(TCO 8) The best way to reduce the pollution of agricultural fertilizer runoff from farm fields is(Points : 3)

• to treat the water before it reaches streams or rivers.
• to reduce the amount fertilizer leaving the farm fields.
• to add chemicals into the rivers and streams that neutralize the fertilizers.
• to raise crops in the rivers and streams that use the fertilizers.
• None of the above

Question 6.6.(TCO 8) According to the Environmental Protection Agency, the greatest current water pollution challenge in the United States is illustrated by(Points : 3)

• Sewage-treatment effluent.
• Agricultural runoff.
• Fluids released from oil wells.
• Discharge of substances from factories.
• Household waste.

Question 7.7.(TCO 8) The dead zone in the Gulf of Mexico is primarily the result of(Points : 3)

• nonpoint sources of pollutants.
• point sources of pollutants.
• a natural cycle related to cold ocean currents.
• industrial pollution by oil refineries in the New Orleans region.
• sewage dumping into the gulf waters.

Question 8.8.(TCO 8) As world populations increase,(Points : 3)

• the greatest increases in water demands will occur in the developing world.
• water demands will nearly double in the developing world.
• irrigation demands for water will nearly double.
• agricultural demands will increase in developed countries.
• All of the above

Question 9.9.(TCO 8) The impact of global warming on the water cycle is expected to produce(Points : 3)

• more precipitation.
• fewer droughts.
• fewer hurricanes.
• greater agricultural productivity in currently water-stressed regions.
• the water cycle will drop.

Question 10.10.(TCO 8) The world’s largest multi-purpose Hydro Electric Power Plant (HEPP) is on The ________.(Points : 3)

• Yangtze River in China
• Mississippi River in the USA
• Nile River in Egypt
• Rhine River in Germany
• Amazon River in Brazil

SCI 204 DeVry Week 6 Quiz Latest

Question 1.1.(TCO 9) Every day, tremendous amounts of the sun’s energy strikes the earth. Why doesn’t the earth overheat? (Points : 3)

• Much of the heat melts rocks, forming lava deep inside the earth.
• Most of the energy is used in photosynthesis, to help plants grow and survive.
• The energy mostly is absorbed in various weather systems.
• The energy is ultimately radiated back to space.
• None of the above

Question 2.2.(TCO 9) The jet streams in the United States generally flow from west to east because of (Points : 3)

• ocean currents off the Pacific and Atlantic coastlines.
• convection currents between the troposphere and stratosphere.
• rotation of the earth.
• high pressure systems generated by the sun striking the North American continent.
• the moons gravitational pull.

Question 3.3.(TCO 9) Which of the following activities have contributed the greatest amount of carbon dioxide into the atmosphere over the past 100 years? (Points : 3)

• Increased farming and production of grains
• Increased reliance upon coal, oil, and natural gas
• Deforestation of rain forests and other parts of the world
• Volcanic eruptions
• Widespread forest fires

Question 4.4.(TCO 9) Which of the following illustrates a risk assessment of climate system change? (Points : 3)

• Using natural gas instead of coal to generate electricity
• Using solar and nuclear power to generate electricity instead of burning coal
• Measuring the levels of carbon dioxide in the atmosphere
• Determining what sorts of crops will be better suited to the new climate
• Determining the best location for a new coal power plant

Question 5.5.(TCO 9) When an automobile heats up in bright sunlight with windows rolled up, the glass in the car functions most like (Points : 3)

• rain in the atmosphere.
• clouds in the atmosphere.
• sulfate aerosol in the atmosphere.
• carbon dioxide in the atmosphere.
• soil in the lithosphere.

Question 6.6.(TCO 9) Rising GHGs in the 21st century most confidently predict (Points : 3)

• increases in global temperatures and sea levels.
• decreases in polar temperatures but increases in sea levels.
• decreases in sea levels but increases in polar temperatures.
• increases in ocean pH and increases in sea levels.
• None of the above

Question 7.7.(TCO 9) Rising GHGs in the 21st century most confidently predict (Points : 3)

• increases in global temperatures and sea levels.
• decreases in polar temperatures but increases in sea levels.
• decreases in sea levels but increases in polar temperatures.
• increases in ocean pH and increases in sea levels.
• None of the above

Question 8.8.(TCO 9) Which of the following U.S. national parks would be mostly eliminated by a 1 m rise in sea level? (Points : 3)

• Glacier National Park
• Yellowstone National Park
• Everglades National Park
• Yosemite National Park
• None of the above

Question 9.9.(TCO 9) Climatologists warn of a tipping point when global temperatures trigger catastrophic events and sea levels rise of close to 2 meters. About how much warmer does the world need to get for this tipping point to happen? (Points : 3)

• Increased precipitation over the continents
• Melting of the Greenland Ice Sheet
• Thermal expansion of the oceans
• Melting of the polar ice cap
• Increased precipitation over the oceans

Question 10.10.(TCO 9) The most effective way to reduce GHG emissions is to increase (Points : 3)

• the production of electric cars.
• energy efficiency and renewable energy.
• our reliance on widely available natural gas resources.
• the use of coal gasification plants and scrubber technologies to reduce sulfur emissions.
• expanded oil drilling in ANWR.
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