Answer:
Its association is called lichens.Lichens show symbiotic relationship between orthographic and heterotrophic fungus.
Explanation:
The value we learn from this association in nature is to cooperate with each and help others.
No population or organism is perfectly adapted. ... The population or individual does not "want" or "try" to evolve, and natural selection cannot try to supply what an organism "needs." Natural selection just selects among whatever variations exist in the population. The result is evolution.