Question

what is lichens? how it is formed?​

Answer 1

refer to my image for the answer

Answer 2

Lichens are formed from a combination of a fungal partner (mycobiont) and an algal partner (phycobiont). The fungal filaments surround and grow into the algal cells, and provide the majority of the lichen's physical bulk and shape. ... For a lichen to reproduce, but the fungus and the alga must disperse together.