Ecosystems are organized to better understand the frame of reference in which they are being studied.
Apply scientific principles of an ecosystem (Technical III.A.2)
An energy pyramid, also known as a trophic or ecological pyramid, is a graphical representation of the energy found within the trophic levels of an ecosystem.
Biotic and abiotic factors are what make up ecosystems.
A habitat is the place where an organism lives while a niche is that organism’s role within that environment.
An invasive species is one that is not native to its current environment and causes damage to the overall ecosystem.