Name an organism that is made up of two components which live together in symbiotic association.
give answer of the following:-
(a) Name two components.
(b) Give the function of each.
(c) What is their ecological significance?

a) Lichen is a symbiotic relationship between an alga and fungi.
b) Fungi get its nutrition from the algal partner which can produce food by the process of photosynthesis. Algae gets suitable habitat to live in from its fungal partner.
c) Lichens are the pollution indicators. They are an important food source and fascinating hybrids to study complementary natural relationships between tiny organisms.