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Terms in this set (41)
behavior of one animal feeding on another
when two or more organisms rely on the same environmental resource
the close relationship between organisms of different species
Both organisms benefit (+, +)
One organism benefits and one is unaffected (+, O)
One organism benefits and one is harmed (+, -)
the study of short and long term changes in the number of individuals of a given population
population dynamics can be determined by...
the maximum number of individuals in a population that an ecosystem can support
things that prevent a population from growing any larger
Examples of limiting factors are...
- Availability of water
- Competition from members of the same species
-Competition from members of different species
Series of predictable changes/growth in an ecosystem over time
Occurs in a completely lifeless enviroment (no soil- just ash and rock)
Occurs in an environment that has been disturbed (natural or man made) and restore to original conditions
A group of organisms that can reproduce together; share common genes & resemble each other
Organisms way of life which includes all of an organism's relationship with its enviroment
Includes all the different organisms living in a certain area, along with physical enviroment
A group of individuals of the same species living in a specified area
Living space of an individual
One individual living thing
group of interacting populations of different species
Having a variety of species
The study of how living things interact with each other and their environment
Organisms that make their own food
organisms that eat other organisms
An organism that only eats meat
Organism that eats both plants and meat
organism that eats only plants
An organism that breaks down wastes and dead organisms
Levels of organization...
organism, population, community, ecosystem, biome, biosphere
a large area with similar climate, animal life, and plant life.
The movement of a particular chemical through the biological (living) and geological (nonliving) parts of an ecosystem.
Elements that are important to life that are recycled are...
A species found in only one location
A species found outside of its normal location
a species that is very important to an ecosystem
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