what is lichen ? where and in which form it is seen!?
Answers
Answer:
a simple slowly growing plant typically forms a low crusty, leaf like or branching growth on rocks walls and trees.
The description about lichen is as follows:
Explanation:
The lichen is a symbiotic mutualistic relationship between the fungus and the algal partner. The lichen is found abundantly over the barks, mosses, and leaves.
These can be found growing over the surface of the rocks, gravestones, walls and over the soil surface.
These organism lives in mutualistic association. These are able to survive in extreme environmental conditions.
The following are the forms in which the lichen can be seen:
1. Crustose lichen: These form a crust like structure over the substrate.
2. Squamulose lichen: These can be found in tight clusters, can be found in pebble like units.
3. Foliose lichen: These lichen are leaf like in appearance. These are not bound tightly.
4. Fruticose lichen: These lichen form a branching tubes.
Learn more about lichen:
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