Study

Ecology Review 2024

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  • What is the range of the American wood turtle?
    Mostly in the northeast US and parts of Canada
  • All the organisms of a particular type living in the same place at the same time is called a _______. An example is a herd of zebra.
    Population
  • During the age of the dinosaurs, NJ was subtropical and humid. Today it is temperate. What has changed?
    the climate
  • The largest number of individuals that an area can support is called its
    Carrying capacity
  • An interaction where one organisms benefits from the relationship but the other is neither helped nor harmed
    Commensalism
  • This is the process of change in the species structure of an ecological community over time. The time scale can be decades (for example, after a wildfire), or even millions of years after a mass extinction.
    Ecological Succession
  • Species who have the niche of being early colonizers to new ecosystems
    Pioneer Species
  • What type of curve is being shown in the image?
    Exponential
  • Which trophic level has the most energy available to it?
    Producers (bottom level)
  • According to the climatogram, what is the wettest month in Oaxaca, Mexico?
    June
  • This type of succession that occurs after a forest fire
    Secondary
  • These organisms can break down rocks and create soil through decomposition of their bodies
    Lichen
  • Succession that occurs in an area with NO SOIL
    Primary
  • Plants affect many nutrient cycles that allow for other life to receive the nutrients they need. Give an example of one
    Answers vary - water, photosynthesis, nitrogen from soil; phosphorous from soil; carbon from C02
  • True/False: Ecosystems that are more diverse are able to recover from disturbance more quickly.
    True
  • The end result of ecological succession is usually a(n)
    Climax Community
  • True/False: Climate change can be an ecological disturbance that many ecosystems may not recover from
    True
  • What is the carrying capacity of the population portrayed in this graph?
    About 500
  • The number of individuals per unit area
    (population) Density
  • What type of succession is shown going from figure A to figure B?
    Secondary
  • Beavers create damns in rivers which allow for other species to live in the ponds that they create as well as the damns themselves. Beavers are an example of
    Keystone Species
  • The ecological role an organism performs in their specific environment is considered the organism's
    niche
  • A country with an age structure that looks like this will most likely _________ in population.
    Increase
  • What type of curve is being shown in the image?
    Logistic
  • Human population growth started during this time period
    Industrial Revolution