Illinois Home Inspector Practice Exam

Mold and bacteria are versatile organisms that thrive in a variety of environments and conditions, making them capable of manifesting anywhere. They require moisture, organic material, and a suitable temperature to grow, which are often found not just in bathrooms or kitchens, but also in basements, attics, living spaces, and even on external surfaces of buildings.

While bathrooms and kitchens are common areas for mold growth due to high humidity levels and frequent water use, mold can also develop in places like poorly ventilated rooms, under carpets, behind walls, or around windows. Outside the building, mold can grow on leaves, soil, and even the exterior surfaces of the structure. This ability to thrive in both indoor and outdoor settings underscores the importance of maintaining proper ventilation, addressing leaks promptly, and controlling humidity levels throughout the entire property to prevent mold and bacterial growth.