Mold Questions And Correct Answers, Rated 100% Correct!!

Mold Questions And Correct Answers, Rated 100% Correct!! 1. The amount of moisture available on a surface that mold can use to support growth is known as the ________? Water activity Name the 3 primary sewage biohazards. Backeria, Pacasites ,Viruses Name 3 secondary sewage biohazards 1) Endotoxins and exotoxins 2)Fungi 3)Mycotoxins Not all mold spores in the air are ______ but they still may be ______ and ___________. Viable , Toxic,allergenic What are the 4 common sewage viruses? 1) Rotavirus 2)Hepatitus 3)Adenovirus 4)G.I Virus What is the water activity Xerophilic molds prefer? 1)Histoplasna Capsulatum 2)Cryptococcus Define the term Pathogenic? Causes disease in humans What federal agency governs indoor air quality? None What category of water damage can support mold and bacterial growth? All What is the definition of Category 3 water damage and provide 4 examples. water Contaias pathogenic agents and is grossly unsainitary. 1)Seawater 2)Groundwater 3)Backflow from beyond the trap 4)Sewage What are the factors that affect mold growth? 1)Temperature 2)oxygen 3) Ph 4)Nutrients 5)Moisture 6)Lighty What is the nutrient that mold grows best on? Cellulose What is the definition of ERH? What is Te relati ve humidity taten at the Surface If the ERH is determined to be 89% on a surface, what is the water activity? 0.89 What is the water activity that hydrophilic molds prefer? 0.80 0.90 What is the water activity Xerophilic molds prefer? 0.80 List 2 examples of Xerophilic molds 1) Aspergillus 2)Penicillium What is the average time it takes for Stachybotrys chartarum to grow? 7-12 days What is the common route of entry for mold exposure? Inhalation What is the common route of entry for exposure to Category 3 water? Ingestion What does MVOC stand for? Identify 3 other sources that contribute to odors in buildings other than mold? 1)Re-activated Pet urine 2)Bacteria 3)Off-Gassing from wet What does mVOC stand for? Microbial volatile organic compounds What are MVOCS? They are gaseous waster by-products released by actively in growing fungi and bacteria What is the definition of viable? Can germinate givin the optimum conditions What is the average size of mold spores that are present in water damaged environments? 2-20 micron's What is the most durable part of mold that contains the allergens and mycotoxins? Spores What is the definition of a micron? one millonth of a meter What is the definition of sporulation? Relesing Spores inta the enviorment What is the definition of settled spores? Spores present on a surface but not actively growing. Spores do not like water and are referred to as Hydrophobic What is the definition of mycotoxins? It gives rhe mold a competitive advantage over the orhwe mocroorganisims competinf for the enviorment. How do viruses replicate? They turn a host cell in a virus factory that produces millions of the organisms What are the immunizations that restoration technicians are recommended to have? 1) Hepatitis A&B 2)Tetanus What are the 4 populations of individuals that are considered to be at a higher risk for exposure to mold and bacteria? 1)Elderly 2)Pregnant woman 3)Immune-Compromised 4)Children What are the 3 factors that should be considered when choosing an Antimicrobial biocide? 1)consider type and extent of microbial contamination 2) limitations 3)Hazards Name 8 limitations of all antimicrobial biocides 1)Concentration 2)Temperure 3)PH 4)Inactivated by organic matter 5)contact time 6)Dwell time 7)Is the product compatible with the surface 8)Application What are three types of antimicrobial biocides? 1)Sanitizer 2)Disinfectants 3)Sterilzer What product is referred to as a "bound product"? Antimicrobial What are the types of antimicrobials? 1)Bacteriostat 2)Fungistat What is FIFRA and what does the acronym stand for? Federal insecticide fungicide rodentcide act Why does mold need to be removed instead of using antimicrobial biocides to inactivate or kill it? Non-Viable spores can still contain the samw toxic and allergenic properties What are the 3 types of sewage?