Question

What are lichens ? Write a note about it? ​

Answer 1

Answer:

Lichen is an organism that is formed by the symbiotic association of a fungus and an alga or cyanobacterium and occurs as crusty patches or bushy growths on tree trunks, bare ground, etc. . ... Lichens have also been used in making dyes and perfumes, as well as in traditional medicines.

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Explanation:

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Answer 2

Answer:

Lichen is an organism that is formed by the symbiotic association of a fungus and an alga or cyanobacterium and occurs as crusty patches or bushy growths on tree trunks, bare ground, etc. Lichens have also been used in making dyes and perfumes, as well as in traditional medicines.