In these environments, fungi play a major role as decomposers and recyclers, making it possible for members of the other kingdoms to be supplied with nutrients and to live. The food web would be incomplete without organisms that decompose organic matter. ... Fungi produce a variety of exoenzymes to digest nutrients. Hope this helps
Fungi are the saprophytic organisms which feeds on the dead and decaying organic matter produced by the death of living beings. These are called as the decomposers as they decompose or degrade the complex organic forms into simple forms.
These are important for the ecosystem are they help in getting the rid from the biological wastes making the environment clean from the biological wastes.
