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An introduction to the concept of ecosystems, their structure, function, and the interaction between biotic and abiotic components. It discusses the importance of ecosystems, their size and complexity, and the role of autotrophs and heterotrophs in the ecosystem. Woodbury's (1954) contribution to the understanding of ecosystems is also highlighted.
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The interacting system of a biological community and its non-living environmental surroundings. It is the basic functional unit of organisms and their environment interacting with each other and with their own components.
The description of the organisms and physical features of environment including the amount and distribution of nutrients in a particular habitat.
(^) Inorganic compounds Soil Water Oxygen CO Phosphates ……………….
(^) Organic compounds By-products of organic activities and deaths
(^) Autotrophs Food manufacturing- green plants (^) Heterotrophs Taking food from autotrophs- non- green plants and animals