NV APES- Living World

Law of Tolerance
The amount and distribution of an organism can be kept under control by certain natural factors
Ecological Niche
The role an organism has and the space taken by it in its habitat
Keystone Species
Has a major impact on the environment relative to its small niche
Bottleneck Effect
Event which greatly decreses population and the species diversity is lowered
Gause’s Principle
2 species fighting for the same resources can not survive if ecological factors stay the same