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Chapter 3:ECOSYSTEMS
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An ecosystem is a biotic assemblage or grouping of organisms taken together with their environment. It is a region with a specific and recognizable landscape form. The nature of the biotic grouping in the region is based on its geographical features. There are various kinds of life supporting systems that are found on the surface of the Earth, such as hills, mountains, plains, forests, grasslands, deserts, wetlands, oceans, coastal areas, islands, lakes, rivers, and estuaries.
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