Ecology is the study of relationships between living things and between living things and their environment. basic objective of this lecture is to present on Ecosystems. Ecosystem is a system of living things that interact with each other and with the physical world. An ecosystem includes all of the living things (plants, animals and organisms) in a given area, interacting with each other, and also with their non-living environments (weather, earth, sun, soil, climate, atmosphere).
Ecosystems
