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12.Ecosystem
normal
Lichen is the pioneer vegetation on which succession?
A
Hydrosere
B
Lithosere
C
Psammosere
D
Xerosere
Solution
Lithosere is a type of xerosere originating on bare rock surfaces. The original substratum is deficient in water and lacks any organic matter having only minerals in disintegrated unweathered state. The pioneer vegetation is, therefore, lichens.
Standard 12
Biology