Question

what were lichens??? only write definition pls??

Answer 1

Lichens are symbiotic associations which are formed when fungi and algae mutually work and benefit each other. The fungi provides nutrition to the plant and algae provides the support to the organism so both are working to benefit each other and this is called symbiosis

Answer 2

Definition of lichen. 1 : any of numerous complex plantlike organisms made up of an alga or a cyanobacterium and a fungus growing in symbiotic association on a solid surface (such as on a rock or the bark of trees)