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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)

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