Question

What are lichen? How they show the process of symbiosis.

please give me the answer.​

Answer 1

Answer:

A lichen is an organism that results from a mutualistic relationship between a fungus and a photosynthetic organism. The other organism is usually a cyanobacterium or green alga. The fungus grows around the bacterial or algal cells. The fungus benefits from the constant supply of food produced by the photosynthesizer.

Answer 2

Answer:

A symbiosis is an evolved interaction or close living relationship between organisms from different species, usually with benefits to one or both of the individuals involved. Endosymbiosis is a symbiotic relationship, occurring when one of the symbiotic partners lives within the body of the other