4.1 Ecosystems

+ Ecosystem: Community of Organisms and Habitiat
+ Community of Organisms:   -> Populations of different species -> number of individuals of a particular species -> oraganisms that reproduce to give fertile offsprin/ interacting -> feeding  

+Habitat -> Abiotic 1. Daylight/dark 2.temperature 3. Rainfall  4. Humidity 5. Slope of land 5. Geology = NON BIOLOGICAL