Question

Briefly explain how symbiosis occurs in lichens.

Answer 1

Symbiosis in lichens is the mutually helpful symbiotic relationship of green algae and/or blue-green algae (cyanobacteria) living among filaments of a fungus, forming lichen. ... The largest number of lichenized fungi occur in the Ascomycota, with about 40% of species forming such an association.

Answer 2

it is mutually helping symbiotic relationship between green algae(cyanobacteria) and blue algae living among filaments of fungus forming lichens .