2.Phylum Oomycota (water molds) is actually in Kingdom Protista because it has flagellated cells at some point in its lifecycle.
3.All fungi are heterotrophic -- saprophytic or parasitic.
4.Lichens -- symbiotic relationship between a fungus and a unicellular algae or cyanobacterium. Several different morphologies. Important organisms in ecosystems - colonizes bare rock and helps in production of soil.
5.Fungi important ecologically: decomposers; symbiotic relationships (mycorrhizae and lichens).
6. Economically important as well: food, medicine, biotechnology, some cause disease, & losses due to dry rot.