Secondary Catalogue

Series: Changes in Communities


Primary Succession

Primary Succession

The series of changes that occur in an area having no soil and living organisms is called primary succession. Species like mosses and lichens, the pioneer species, are the first to populate an area. When these organisms die, they form a thin...Show More
Secondary Succession

Secondary Succession

The predictable and gradual process by which ecosystems change and develop in a community, over time, is called ecological succession. Primary succession occurs slowly. It happens in an area where no soil and no living organisms exist. Secondary...Show More