No organism lives in isolation from other living things. The population of the organism in any ecosystem is determined by the life forms which provide the energy with the environment.
Relationships can strengthen, weaken, or cause a population to remain the same.
The changes in populations may be either detrimental or beneficial for the ecosystem. Relationships that strengthen, weaken, or cause a population to remain the same are necessary. Use reference skills in order to locate information in a variety of sources. Discriminate among the various types of media in order to produce the appropriate medium for a particular purpose. This Research Module may be used for educational, non-profit school use only.