Card Set Information
Population ecology biology
Give a definition of ecology
Study of distribution and abundance of organisms and the changes through time
What is distribution? Why do ecologists look at the dynmaics of distribution?
Distribution show where species are located
- climate change
- extent of invasive species
What is abundance? Why do ecologists look at the dynmaics of abundance?
How many organisms there are.
- changes in populations of exploited species
- determine if species are out of equilibrium
What is density?
How many organisms per unit
What is dispersion? (three classifications)
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What is demography?
Age, sex and size structures of communities.
Important for predictions of future generations.