Biogeochemical Cycle In An Ecosystem Quiz

28 Questions

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Biogeochemical Cycle In An Ecosystem Quiz

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Questions and Answers
  • 1. 
    When a deadly hurricane hits the coast of a country, what are the ways it will impact the GEOSPHERE? (select all that apply)
    • A. 

      Strong winds destroy forests and wildlife habitats

    • B. 

      Powerful waves and currents erode the beach and sand dunes

    • C. 

      Land and property was flooded by storm surges

    • D. 

      Fires from broken gas lines released carbon into the air

  • 2. 
    A giant volcanic eruption can have many impacts on different systems on Earth. Which would not be a DIRECT impact of a volcanic eruption?
    • A. 

      Vegetation and homes are destroyed by lava and pyroclastic flows

    • B. 

      Gases are released from the volcano in the the atmosphere

    • C. 

      Vegetation is destroyed when the gases released combine with water in clouds to form acid rain

    • D. 

      None of the above

  • 3. 
    If you find a piece of wood that has a mass of 59g and a volume of 100g/cm3, what kind of wood have you found? (Use Density=mass/volume)
    • A. 

      Cherry

    • B. 

      Walnut

    • C. 

      Southern pine

    • D. 

      Sugar maple

  • 4. 
    • A. 

      Rubber

    • B. 

      Mahogany

    • C. 

      Aluminum

    • D. 

      Pine

  • 5. 
    Mrs. Hubbard would like to investigate the impact of taking online practice tests on exam scores. She divided her classes up into 4 groups. Some did not take online practice tests, another group took the tests for 30 minutes, another for 60 minutes, and the last group for 90 minutes. What is the independent variable in this experiment?
    • A. 

      The tests given to each group

    • B. 

      The number of minutes taking online practice tests

    • C. 

      The test scores

    • D. 

      None of the above

  • 6. 
    • A. 

      Test scores will affect how long a student studies online

    • B. 

      If a student has higher grades, then they will study longer

    • C. 

      If students spend a longer amount of time taking online practice tests, then their test score will be higher

    • D. 

      Test scores will be affected by the speed of the internet

  • 7. 
    • A. 

      Having a group that studies for 45 minutes

    • B. 

      Using 10 more students in each test group

    • C. 

      Adding more questions to the test students take

    • D. 

      Using students from multiple grade levels

  • 8. 
    If a student studied online practice tests for 45 minutes, what score would you expect them to get on their exam?
    • A. 

      Around a 60%

    • B. 

      Around a 70%

    • C. 

      Around a 75%

    • D. 

      Around an 80%

  • 9. 
    Based on the data in the graph, what relationship can you observe between CO2 levels and temperature?
    • A. 

      Increases in CO2 appear to cause increases in global temperatures

    • B. 

      Increases in temperature appear to cause increases in CO2

    • C. 

      Increases in CO2 appear to cause decreases in temperatures

    • D. 

      There does not appear to be a relationship between CO2 and temperature

  • 10. 
    If CO2 continues to increase, what implications are there for Earth's overall climate?
    • A. 

      The temperature would eventually stabilize and level off

    • B. 

      The temperature will fluctuate unpredictably causing fluctuations of ice and melting

    • C. 

      The temperature will continue to decrease causing the growth of polar ice caps

    • D. 

      The temperature will continue to increase causing the melting of polar ice caps

  • 11. 
    • A. 

      Agriculture increases the amount of oxygen and nitrogen levels

    • B. 

      The burning of fossil fuels increases the amount of CO2

    • C. 

      Overpopulation increases water vapor from people exhaling

    • D. 

      Humans do not have a significant impact on the atmosphere

  • 12. 
    • A. 

      Carbon cycle occurs in the soil

    • B. 

      The nitrogen cycle is dependent upon bacteria

    • C. 

      The nitrogen cycle involves living and nonliving parts of the environment

    • D. 

      The carbon cycle is only involved with living things

  • 13. 
    Check all statements that are true about the nitrogen cycle
    • A. 

      Humans get the nitrogen they need from food

    • B. 

      Forest fires add nitrogen to the soil

    • C. 

      Most of the air in the atmosphere is nitrogen

    • D. 

      Plants get the nitrogen they need from air

  • 14. 
    • A. 

      It moves through the environment and changes into carbon in some steps

    • B. 

      It moves through the different parts of the environment once and is done

    • C. 

      It moves through the different parts of the environment repeatedly and maybe in a different order

    • D. 

      It moves through the different parts of the environment repeatedly and in the same order

  • 15. 
    Which human activities would result in an increase of carbon in the atmosphere? Check all that apply.
    • A. 

      Bicycling

    • B. 

      Burning fossil fuels

    • C. 

      Deforestation

    • D. 

      Planting trees

  • 16. 
    The earth's atmosphere without carbon dioxide would be
    • A. 

      Much hotter

    • B. 

      Much cooler

    • C. 

      Not much different

    • D. 

      Much windier

  • 17. 
    When comparing the nitrogen cycle and the carbon cycle,
    • A. 

      Both cycles are dependent upon lightning

    • B. 

      Humans impact the carbon cycle but not the nitrogen cycle

    • C. 

      Plants get both carbon and nitrogen from the atmosphere

    • D. 

      Water plays an important role in both cycles

  • 18. 
    • A. 

      There will probably be the same amount of water a billion years from now

    • B. 

      Water levels will continually fluctuate

    • C. 

      There will be much less water a billion years from no

    • D. 

      The water cycle will end and water will build up in one reservoir

  • 19. 
    The graph shows local groundwater levels in Central Valley. What relationship can be observed on the graph?
    • A. 

      Groundwater levels are increasing

    • B. 

      Groundwater levels are decreasing

    • C. 

      Groundwater levels are stable

    • D. 

      Groundwater levels decreased but are currently increasing

  • 20. 
    • A. 

      Growing populations

    • B. 

      Increased well use

    • C. 

      Heavy rains

    • D. 

      Irrigation of agriculture

    • E. 

      Snow melt

  • 21. 
    This picture outlines the flow of groundwater in Michigan. Where does groundwater discharge into according to the map? (check all that apply)
    • A. 

      Lake St. Clair

    • B. 

      Saginaw Bay

    • C. 

      Lake Michigan

    • D. 

      Lake Ontario

  • 22. 
    If a town in mid-Michigan elected to build a landfill, what impact could it have on groundwater if it were not built correctly?
    • A. 

      Toxins from the garbage could leak from the landfill and permeate into the groundwater

    • B. 

      Toxins from the garbage would chemically cleanse the groundwater

    • C. 

      Acid rain produced from the build up of garbage would affect groundwater quality

    • D. 

      Landfills are 100% leak free so there is no danger to groundwater quality

  • 23. 
    • A. 

      Fertilizers from farms and golf courses

    • B. 

      Wastewater pipe from a local factory

    • C. 

      Leaking septic tanks

    • D. 

      Runoff from city streets

  • 24. 
    This graph shows the worldwide consumption of energy sources. Which statement is true regarding energy use?
    • A. 

      Most energy is from renewable sources

    • B. 

      Most energy comes from non renewable sources

    • C. 

      Energy sources are equally split between non renewable and renewable sources

    • D. 

      None of the above

  • 25. 
    • A. 

      Using new methods like fracking and tar sands to obtain energy

    • B. 

      Driving SUV's instead of fuel efficient cars

    • C. 

      Developing technology for alternative renewable energy sources

    • D. 

      All of the above

  • 26. 
    A developing country like Liberia in Africa does not have the industry like industrialized nations like the U.S. How might the pie graph of a developing country be different than the graph shown here?
    • A. 

      A developing country would use more petroleum (oil)

    • B. 

      A developing country would use more renewable sources like biomass (burning wood)

    • C. 

      A developing country does not need energy sources

    • D. 

      The resources of a developing country would look similar to the given graph

  • 27. 
    Compare this chart with the one you viewed in previous questions. What conclusion can you make based on this chart for the year 2050?
    • A. 

      Natural Gas use has increased and oil use has decreased

    • B. 

      Nonrenewable resource use will increase due to the decrease of renewable sources

    • C. 

      Renewable resource use will increase due to the decrease of nonrenewable sources

    • D. 

      This chart is very similar to the chart for current day resource use