Texas Mold Assessment Consultant Practice Exam

Which types of molds are considered allergic molds?

1. Penicillium, Stachybotrys, and Fusarium

2. Aspergillus, Cladosporium, and Alternaria

3. Yeast and Saccharomyces

4. All molds are equally allergic

The correct answer is: Aspergillus, Cladosporium, and Alternaria

The correct choice identifies Aspergillus, Cladosporium, and Alternaria as types of molds that are commonly recognized for their potential to provoke allergic reactions in sensitive individuals. These molds are prevalent in various environments, both indoors and outdoors, and they release spores that can trigger asthma, allergic rhinitis, and other respiratory issues in susceptible populations. Aspergillus is a particularly notable genus because it includes many species that can produce allergens. Cladosporium is among the most common outdoor molds and is known for its allergenic properties, often being found in soil and decaying vegetation. Alternaria is also frequently encountered, commonly found in plant material and considered one of the major outdoor allergens. Their widespread presence and well-documented association with allergic responses make these molds significant from a clinical perspective regarding allergies. Other choices contain molds or organisms that are not primarily associated with allergic reactions. For instance, while Penicillium and Stachybotrys can have health implications, they are not typically classified under the 'allergic molds' category as directly as Aspergillus, Cladosporium, and Alternaria. Yeast, including Saccharomyces, is not classified as mold in the context of allergens, since yeast and molds belong to