Life is affected by various environmental factors and the living organisms in turn modify the environment in various ways. The inter relation ship between these two components (biotic and abiotic ) of nature is dealt with in ecology.
Ecosystem is the basic functional unit in ecology. It can be defined as a structural and functional unit of biosphere including both organisms and abiotic environment, influencing the properties of each other and both necessary for the maintenance of life.
Biology Practice Test on Ecosystem
When you've finished answering as many of the questions as you can, scroll down to the bottom of the page and check your answers by clicking 'get score'. Happy Learning .