Living things, Anything that was living, Anything that was once part of a living thing. Animals, Logs, ect.
Non living things like rocks or water.
Primary Succession, Pioneer Species
PA is mostly this kind of biome.
amount of energy that is passed on from organism to organism
Means: the variety of an organism in a geological area.
Regions with greatest concentration of species.
How large a population of something is
Starts off with rising slowly and steadily. then it grow rapidly in a short period of time Form of Graph
Grows rapidly in the beginning and middle. Grows steadily and slowly in the middle and end. Form of Graph
Doesn't allow water to sink back into the soil after it rains.
When you can pinpoint where the pollution is coming from and you can then monitor it
When you can't pinpoint where pollution is coming from
underground water source most of our water comes from this source
taking salt out of sea water to make it drinkable
Helps purify dirty water