IICRC AMRT Exam Study Guide Questions with Answers Latest 2024/2025 Graded A+.

IICRC AMRT Exam Study Guide Questions with Answers Latest 2024/2025 Graded A+. Typical Microbial-Remediation job sequencing: (Ans1. Identifying and stopping the source of moisture 2. Setting up containment 3. Establishing negative air 4. Removing contaminated building materials 5. Clean surfaces 6. Dry affected areas 7. Conduct post-remediation evaluation Odors detected in water damaged buildings can be caused by (Ans- Wet structural assemblies Wet contents Microbial Volatile Organic Compounds (Ans- (MVOCs) Byproducts of microorganisms metabolism Mycotoxins (Ans- toxins produced by fungi, produced by SOME molds under certain conditions Mycotoxins know to be carcinogenic are called (Ans- Aflatoxin, IICRC AMRT Exam Study Guide Questions with Answers Latest 2024/2025 | Graded A+ can damage liver and may lead to liver cancer Mold spores are typically found to be (Ans- 2.0 to 20 microns in diameter Micron (Ans- one millionth of a meter Sporulation (Ans- Fungal organisms releasing spores into environment Viable Spores (Ans- "alive" and can start new colonies May be allergenic and/or contain toxins Settled Spores (Ans- spores that have landed on a surface and not actively growing Mycotoxins are present in (Ans- cell walls of fungal spores and hyphae Stachybotrys requires (Ans- high level of water activity Stachybotrys grows best when (Ans- in continuous contact with moisture Stachybotrys is (Ans- ONE OF MANY MYCOTOXIN PRODUCING MOLDS Genus of mold that contains around 50 different species; S.chartarum and S.chlorohalonata are some of the most dangerous and referred to as black mold or toxic black mold; linked to respiratory issues; must be disclosed Stachybotrys can begin to colonize in (Ans- 7 to 12 days Penicillium and Aspergillus (Ans- RESPIRABLE, spores can be drawn into lungs during normal breathing common examples of fungi found in remediation work XEROPHILIC Penicillium and Aspergillus can colonize in (Ans- 48 to 72 hours Xerophilic (Ans- organisms that grow in very dry environments Cryptococcus neoformans and Histoplasma capsulatum (Ans- fungi associated with BIRD and BAT droppings inhalation can result in respiratory infections Escherichia coli (E. coli) (Ans- Bacteria usually found in sewage Gram-Negative bacteria (Ans- Most common found in sewage, more pathogenic to humans than gram-Positive Produce endotoxins in their cell walls which are hazardous when ingested/inhaled Virus do not reproduce, (Ans- they REPLICATE by invading living cells and turning them into virus factories to grow "Dry Rot" fungi, (Ans- at least 20% moisture content is required Water activity (Aw) (Ans- amount of moisture available in food for growth Equilibrium Relative Humidity (ERH) (Ans- Aw X 100% Control moisture and prevent mold growth by (Ans- keeping materials dry and if they become wet, dry them quickly