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True/False: Ecosystems that are more diverse are able to recover from disturbance more quickly.
True
These organisms can break down rocks and create soil through decomposition of their bodies
Lichen
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
True/False: Climate change can be an ecological disturbance that many ecosystems may not recover from
True
The end result of ecological succession is usually a(n)
Climax Community
This type of succession that occurs after a forest fire
Secondary
Succession that occurs in an area with NO SOIL
Primary
Species who have the niche of being early colonizers to new ecosystems
Pioneer Species
What type of succession is shown going from figure A to figure B?
Secondary
The ecological role an organism performs in their specific environment is considered the organism's
niche
What is the range of the American wood turtle?
Mostly the northeast US and parts of Canada
Which kind of dispersion is #1?
Clumped
Nesting birds often space themselves evenly from other nests. This dispersion pattern is called
Uniform
True/False: Parasitism and disease are density dependent limiting factors.
True
Give an example of a density independent limiting factor
Answers vary - any natural disaster or major weather related event
A country with an age structure that looks like this will most likely _________ in population.
Increase
Human population growth started during this time period
Industrial Revolution
When organisms enter and live in a new population
Immigrate (Immigration)
What is the carrying capacity of the population portrayed in this graph?
About 500
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
The largest number of individuals that an area can support is called its
Carrying capacity
What type of curve is being shown in the image?
Exponential
What type of curve is being shown in the image?
Logistic
The number of individuals per unit area
(population) Density


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