environment ecosystems

Living organisms cannot live isolated from their non-living environment. Living and the non-living environment interact with each other to form a stable system. A natural self-sufficient unit of the world comprising a biotic community (living organisms) and its abiotic physico-..

Components of the Ecosystem - The environment in which the man and other organisms live is called the biosphere. The biosphere is made up of different regions that have different types of flora (plants) and fauna (animals). The types of organisms in an area are determined by var..

Functions of Ecosystem - In an ecosystem there are two processes proceeding simultaneously: 1 ) Energy flow and 2 ) Biogeochemical cycle The energy flow is in a single direction and is non-cyclic where as Biogeochemical flow is cyclic (Any mineral cycl..

There are two types of ecosystems..

Ecosystem - Definition - An ecosystem can be defined as 'a structural and functional unit of biosphere or segment of nature consisting of community of living beings and the physical environment, both interacting and exchanging materials between them'. E. P. Odum, an Am..

These include the non-living, physico - chemical factors such as air, water, soil and the basic elements and compounds of the environment..

The study of food chains helps in understanding some of the important aspects of the ecosystem in particular and environment in genera..

Significance of Food Chains - The study of food chains helps in understanding some of the important aspects of the ecosystem in particular and environment in general. The food relationship among the different organisms in an ecosystem The food chains are the living componen..

Introduction - Biogeography reveals that living organisms (plants and animals) are found practically everywhere on this earth. The living components interact among themselves as well as with their physical environment like soil, air and wate..

Biodiversity Changes in an ecosystem Fluctuations in population size in an ecosystem Water, carbon, and nitrogen - cycle between abiotic resources and organic matter in the ecosystem Oxygen cycles via photosynthesis and respiration Stability of producers and deco..