lichens are initiators of
hydrosphere
xerosere
halosere
none of these
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Answer:
xerosphere...........
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Lichens are initiators of xerosere.
Option (2).
Explanation:
- There are multiple layers involved in a xerarch succession.
- Xerarch sequence of ecological associations that have originated from a dry condition like sand deserts, sand dunes, etc.
- Lichen is an organism that takes origin from the symbiotic association of a fungus and an alga or cyanobacterium and has a crusty patches or bushy growths on tree trunks, bare ground and others.
- The fungal associate preserves the alga which acts as a boon in retaining water.
- Lichens has usage in making dyes, perfumes and traditional medicines.
Learn more about lichens:
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