Lichens Are

Question

Lichens are:
A) a mutualistic association of algae or photosynthetic bacteria and fungi.
B) algae-like fungi.
C) fungi that grow on the roots of plants.
D) fungi adapted for life in rocky soil.

Accepted Answer

Lichens are a mutualistic association between a photosynthetic partner (usually algae or cyanobacteria) and a fungal partner (usually an ascomycete or a basidiomycete). The fungi provide the structure and protection while the algae or cyanobacteria provide the photosynthetic food source for both partners.