Question

write short note on lichens
(2marker)​

Answer 1

$\huge\underline\mathscr\purple{Lichens....}$

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Lichen is an organism that is formed by the symbiotic association of them fungus and an alga or cyanobacterium and occur as crusty patches or bushy growths on tree trunk, bare ground , etc...

The fungal partener protects the alga by retaining water...

Hope it helps you...

Thanks..