EEN NCFE Review Part 2
3 years ago
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  • Question 1
    30 seconds
    Q. Cracks in rocks widen as water in them freezes and thaws. How does this affect the surface of the Earth?
    answer choices
    It reduces the rates of soil formation.
    It changes the chemical composition of the rocks.
    It exposes rocks to increased rates of erosion and weathering.
    It limits the exposure of rocks to acid precipitation.
  • Question 2
    30 seconds
    Q. How can urbanization affect a local area?
    answer choices
    It can increase the number of invasive species in an area.
    It can decrease the risk of water pollution in an area.
    It can increase the risk of flooding in an area.
    It can decrease the need for natural resources in an area.
  • Question 3
    30 seconds
    Q. Which is a farming technique that could improve the soil and the environment?
    answer choices
    using fueled machines that will turn the soil continuously
    creating undisturbed layers of mulch in the soil
    placing inorganic chemical fertilizers in the soil
    irrigating the soil with salty water
  • Question 4
    30 seconds
    Q. Subsurface ocean currents continually circulate from the warm waters near the equator to the colder waters in other parts of the world. What is the main cause of these currents?
    answer choices
    differences in the topography along the ocean floor
    differences in density of ocean water
    the rotation of Earth on its axis
    movement of the jet stream
  • Question 5
    30 seconds
    Q. What is most responsible for the presence of groundwater in an area?
    answer choices
    the movement of water from a confined aquifer into surface water
    the movement of surface water and precipitation through soil and rock
    the movement of water from streams and rivers to watersheds
    the movement of surface water through impermeable rock
  • Question 6
    30 seconds
    Q. Which is the most common contamination source for freshwater resources?
    answer choices
    digging wells
    melting of glaciers
  • Question 7
    30 seconds
    Q. A community decides to upgrade its water purification and management systems. What lasting impact could this have on available freshwater?
    answer choices
    It could cause a decrease in water demand.
    It could cause a decrease in the water levels.
    It could cause an increase in waterborne diseases.
    It could cause an increase in the freshwater supply.
  • Question 8
    30 seconds
    Q. Which storm most likely develops as air masses interact with the warm water in the northwest Pacific Ocean?
    answer choices
  • Question 9
    30 seconds
    Q. Which is associated with an increase of chlorofluorocarbons in the environment?
    answer choices
    an increase in health risks associated with UV radiation
    an increase in levels of methane gas in the atmosphere
    an increase in ozone levels in the upper atmosphere
    an increase in acid precipitation
  • Question 10
    30 seconds
    Q. Which natural phenomenon occurs as a result of Earth rotating on its axis?
    answer choices
    movement of tectonic plates
    deep ocean currents
    seasonal changes
    day and night
  • Question 11
    30 seconds
    Q. Urban City X is an urban heat island because it tends to be warmer than the surrounding rural areas.
    Report: 1) 8 roads were repaved. 2) The population increased 20%. 3) Public transportation increased 5%. 4) 4 new apartment complexes were built. 5) Plans were drafted to build a local park. 6) A meeting was held about alternative energy.
    What is the main cause of Urban City X being an urban heat island?
    answer choices
    the planting of trees and other vegetation
    the building of rooftop gardens
    the installation of solar panels
    the construction of parking areas and road systems
  • Question 12
    30 seconds
    Q. What long-term impact could the destruction of large areas of forests have on Earth?
    answer choices
    decreased rates of erosion
    increased atmospheric carbon dioxide levels
    decreased amounts of acid rain
    increased atmospheric oxygen levels
  • Question 13
    30 seconds
    Q. Why is it important to conserve the biodiversity of Earth?
    answer choices
    to decrease the amount of global predator populations
    to decrease the stability of major global ocean currents
    to increase the stability of ecosystems during environmental changes
    to increase the amount of nonrenewable resources located in the lithosphere
  • Question 14
    30 seconds
    Q. How does the tilt of the Earth's axis affect the seasons?
    answer choices
    by changing the amount of direct solar energy reaching the surface of Earth
    by influencing the rate of chemical reactions occurring in the atmosphere
    by deflecting the harmful rays of radiation emitted by the sun
    by changing the speed of the rotation of Earth
  • Question 15
    30 seconds
    Q. How could the introduction of a nonnative species of plant affect an ecosystem in North Carolina?
    answer choices
    It could pollinate the native plant species, producing a disease-resistant species.
    It could reduce the competition for space and light with native plant species.
    It could take over the habitats of the native plant species.
    It could cause some insect species to destroy native plant species.
  • Question 16
    30 seconds
    Q. Which change would best aid a farmer in making the transition from conventional farming techniques to more sustainable farming techniques?
    answer choices
    reduce the ratio of essential elements in the fertilizer
    irrigate crops using well water
    rotate the types of crops grown
    plant only genetically modified crops
  • Question 17
    30 seconds
    Q. Which would most likely cause a reduction in the amount of coal and natural gas on Earth?
    answer choices
    a continental increase in the amount of pollution in Earth's atmosphere
    a continual increase in the number of people on Earth
    a continual decrease in the amount of water in Earth's aquifers
    a continual decrease in the amount of rain forests on Earth
  • Question 18
    30 seconds
    Q. Which is an effect of lower levels of solar radiation striking Earth?
    answer choices
    increased incidences of skin cancer
    decreased rates of photosynthesis
    increased phytoplankton activity
    decreased carbon dioxide levels
  • Question 19
    30 seconds
    Q. Which will most likely form when movement along a plate boundary forces a landmass to be pulled apart?
    answer choices
    volcanic island arc
    continental mountains
    continental rift
    oceanic trench
  • Question 20
    30 seconds
    Q. Which will most likely occur before a volcanic eruption?
    answer choices
    an increase in acid rain production
    an increase in earthquake activity
    an increase in lava flow
    an increase in mud flow
  • Question 21
    30 seconds
    Q. A rural, forested area receives a lot of rain in a short amount of time. What would most likely cause potential flooding in the area?
    answer choices
    if the area has a large unchanged aquifer beneath it
    if the water level in the area is below the zone of stauration
    if the ground of the area is already saturated with water
    if the ground of the area is mostly sandy soil
  • Question 22
    30 seconds
    Q. Which is the best way to conserve worldwide freshwater resources?
    answer choices
    build more roads and highways for cars and trucks
    increase the amount of land used to raise cattle
    develop more modern coal-powered plants
    use more efficient irrigation techniques
  • Question 23
    30 seconds
    Q. Which statement best describes the ozone layer of Earth?
    answer choices
    It helps reduce the amount of ultraviolet radiation reaching the surface of Earth.
    It prevents the formation of severe storms in the stratosphere of Earth.
    It increases the amount of nitrogen in the troposphere of Earth.
    It forms a magnetic field in the mesosphere of Earth.
  • Question 24
    30 seconds
    Q. Which is a biotic factor that could affect an ecosystem?
    answer choices
    dust storms moving through an ecosystem
    bacteria harming the health of organisms in an ecosystem
    large amounts of acid rain precipitation seeping into the soil in an ecosystem
    high levels of carbon dioxide entering the atmosphere within an ecosystem
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