Question

yeasts are single - celled fungi often used in baking and brewing. molds are filamentous fungi that can be found on food and surfaces. lichens are unique symbiotic associations between fungi and algae or cyanobacteria. which of the following is a fungus? ferns molds roses

Explanation:

The text states molds are filamentous fungi. Ferns are plants and roses are flowering plants, not fungi.

Answer:

B. molds