EcosystemEasy
Question
Which one of the following statement is correct for secondary succession ?
Options
A.It occurs on a deforested site
B.It follows primary sucesasion
C.It is similar to primaru succession except that it has a relatively fast pace
D.It begins on a bare rock
Solution
Secondry succession or subsere is ecological succession that take place in a recentlydenuded area which still contains a lot of organic debris, remains and propagulesofpreviously living organism. It is more common and caused by baring of an area due toforest fires, deforestattion, excessive overgrazing, landsides, earthquakes, repeated flood,etc. Only 50 to 100 years are required for establishment of a grassland over a recentlydenuded area. Formation of forest requires 100 to 200 years.
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