Because of inability to synthesise their own food, fungi have adopted two modes of nutrition:-
i) When they depend on living organisms, it is called parasitic mode and fungi are called parasites. They use a living organism as host and eat the living tissues using their enzymes. This is harmful for the host and causes disease or illness.
ii) When they depend on non-living plants and animals, they act as saprophytes. The feed on organic substance which is soluble. By this mode they are helpful in decomposing the dead and decaying organisms and maintaining the flow of energy in ecosystem.
Rate this question :