IRI Mold Specialist Practice Exam 2026 – Complete Test Preparation

Contagious diseases are primarily caused by infectious agents such as bacteria and viruses, rather than fungi. While some fungi can cause infections, especially in immunocompromised individuals, these infections are typically not contagious in the same way that bacterial or viral infections are. For example, conditions like athlete's foot or ringworm, caused by fungi, are transmitted through direct contact or contaminated surfaces, but they do not spread through the air or through everyday social interactions like respiratory viruses (e.g., influenza). Thus, the notion that contagious diseases are commonly caused by fungi does not hold true, making the assertion that they are not at all accountable for contagious diseases accurate.