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Which of the following is an effect on the environment from increased demand for energy?
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Which of the following is an effect on the environment from increased demand for energy?Ocean pollution

  • Loss of woodland ecosystems
  • Atmospheric pollution and climate change
  • Over-reliance on dams


If the present rate of slowing growth is maintained, the 2050 population will be _________.

  • 7.4 billion
  • 10 billion
  • 8.9 billion
  • 6.8 billion


Which of the following is an example of supporting services?

  • The formation of topsoil
  • A painting of a landscape
  • Natural resources being used for fuel
  • Plants that can be made into fiber


Which of the following topics were discussed in the Brundtland report?

  • Loss of species
  • Epidemics
  • Transportation
  • Economic policy


Which of the following is an example of an anthropocentric position?

  • Cattle farms are important because humans consume cattle for nutrition.
  • Factory farms should be banned because they are harmful to the environment.
  • Cattle should not be consumed because they are living creatures.
  • Factory farms provide human nutrition and impact the environment.



A single pollutant can have many levels of impact on the environment.

Aggravated asthma in infants describes the effect of this environmental issue experienced at the __________ level.

  • individual
  • global
  • local
  • regional


Which of the following Earth systems includes photosynthesis?

  • The energy production and cycle
  • The geologic cycle
  • The movement of energy through ecosystems
  • The atmospheric system


As a person climbs a mountain, ____________.

  • the temperature is warmer
  • the temperatures grow colder
  • the probability of rain decreases
  • the chances of precipitation increase


Which of the following descriptions corresponds with the tundra biome?

  • There is little to no topsoil and few nutrients here.
  • Most grazing animals live here.
  • Animals are smaller here and typically nocturnal.
  • A layer of permafrost is here all year.


Which of the following is a renewable resource?

  • Petroleum
  • Wood
  • Minerals
  • Coal


Which of the following is an emergent property at the community level of organization?

  • Interactions between living organisms and the area's abiotic factors
  • The exact species that exist
  • Climate and weather patterns
  • The number of females versus males


Which of the following characteristics is representative of the exponential population growth model?

  • This growth model may not always be realistic.
  • This growth model produces an S-shaped line.
  • This growth model takes into account limited resources.
  • This growth model notes the population size that an ecosystem can sustainably support.


Which of the following is an example of symbiosis?

  • A gecko walks straight up a wall because its bulbous toes are covered with hundreds of microscopic hairs that create a physical bond with the surface.
  • In a forest, taller trees get more sunlight; shorter trees get less sunlight because the taller ones block the sun's rays.
  • With its exceptional eyesight, an osprey can see a fish moving in a shallow lake and easily pluck it from the water with its sharp talons.
  • Sea anemones attach themselves to the shells of hermit crabs and drive off octopuses with their barbed tentacles in exchange for a free ride.


Which of the following statements would be an observation of primary succession?

  • "The weeds have taken over my neighbor's pasture ever since that fire came through."
  • "I've noticed several species of lichen growing on rocks exposed by a melting glacier."
  • "Look at the plants that have regrown on this mountain since the volcanic eruption two decades ago."
  • "I can't believe how quickly the shrubs regrew after last summer's tornado."


Which of the following examples corresponds with native species?

  • Many birds in New Zealand evolved to have very small or completely useless wings; they had no need to fly because there were no mammals to prey on them.
  • Chickens were domesticated in Southeast Asia around 5,400 BC; they were first brought to the Americas around 3,300 years ago.
  • Originally from Japan, Kudzu was introduced to the U.S. as a fast-growing vine to curb soil erosion; it has spread across the South and covers about 150,000 acres each year.
  • Asian carp were brought to the U.S. to eat excess algae from ponds but found their way into rivers; the fish eat plankton, the diet of many smaller fish, and can grow to be 100 pounds.


Which of the following environmental events is a result of an invasive species?

  • The health and productivity of an ecosystem are improved.
  • Humans can be exposed to unknown pathogens.
  • Biodiversity increases.
  • Native species thrive or are reinstated.


Which of the following organisms is a primary consumer?

  • An acacia tree
  • A mound-building termite
  • An African lion
  • A Masai giraffe


Which of the following statements is true regarding the transfer of energy in an ecosystem?

  • Energy is transferred from producers to consumers in one direction.
  • The organisms at the top of the energy pyramid receive more energy than those at the bottom.
  • Compared to large animals, small animals receive less of the available energy.
  • Energy is recycled repeatedly by organisms in an ecosystem.

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