IICRC AMRT EXAMINERS 2026 QUESTIONS AND
ANSWERS SURE A+
✔✔soil - ✔✔Where is the natural home base of molds/mold spores in the outdoor
environment?
✔✔excrete enzymes to digest the food source (substrate) and then they absorb -
✔✔How do fungi obtain their nutrients?
✔✔ubiquitous (anywhere and everywhere) - ✔✔Where do we find mold spores?
✔✔Microbial Volatile Organic Compounds (MVOC) - ✔✔What causes the typical musty
or earth odor?
✔✔microbial amplification, meaning incomplete remediation - ✔✔What does a musty
odor indicate?
✔✔2-20 microns - ✔✔What is the typical size of mold spores commonly found in water
damaged environments?
✔✔MVOC = Microbial Volatile Organic Compounds // they are metabolic gases related
by actively growing microorganisms // they are present - when someone is digesting or
living - ✔✔What are MVOC's and when are they present?
✔✔high cellulose containing materials and low nitrogen content // requires a high water
activity of greater than 90% ERH (0.9 aw) // must be saturated for 7 to 12 days -
✔✔What conditions are necessary for Stachybotrys chartarum to grow?
✔✔toxic chemical compounds // they are found in the cell walls of spores and hyper -
✔✔What do you know about mycotoxins and where are they found?
✔✔No - ✔✔Is Stachybotrys the only mycotoxin producer?
, ✔✔low (xero) water moisture - ✔✔What does xerophilic mean?
✔✔some penicillium aspergillus - ✔✔Can you name some xerophilic fungi?
✔✔48-72 hour (2-3 days) - ✔✔How long does it take for certain molds to colonize under
ideal conditions?
✔✔allergenic / infectious / toxigenic - ✔✔What are the 3 major potential health effects
from fungal exposure?
✔✔Aspergillosis fumigates // the name of the illness = Aspergillosis - ✔✔Which mold
can cause a lung infection and what is the name of the illness?
✔✔histoplasmosis capsulate // cryptococcus neoformans - ✔✔Name two pathogenic
fungi that are associated with bird, pigeon or bat droppings?
✔✔it is a mycotoxins and they like to eat peanuts & spoiled foods - ✔✔What do you
know about aflatoxin?
✔✔present in cell walls of gram negative bacteria - ✔✔What do you know about
endotoxins?
✔✔kids, elderly and immune compromised individuals - ✔✔What groups of people is
the most susceptible population'?
✔✔medical professionals - ✔✔What professionals should be consulted when health
effects are perceived with building conditions?
✔✔9 - shortness of breath // asthma // coughing // runny nose // headaches // recurrent
colds // eye irritation // dizziness // nausea - ✔✔List a number of nonspecific symptoms
associated with mold exposure?
✔✔lower body weight // lower immune system - ✔✔Why are infants more vulnerable?
✔✔asthma - ✔✔What chronic condition in children is associated with extended mold
exposure?
✔✔when it doesn't absorb the bacteria type that does not absorb the gram stain -
✔✔What does the term "Gram negative" mean?
✔✔sewage backflows - ✔✔Where do we commonly find Gram negative bacteria?
ANSWERS SURE A+
✔✔soil - ✔✔Where is the natural home base of molds/mold spores in the outdoor
environment?
✔✔excrete enzymes to digest the food source (substrate) and then they absorb -
✔✔How do fungi obtain their nutrients?
✔✔ubiquitous (anywhere and everywhere) - ✔✔Where do we find mold spores?
✔✔Microbial Volatile Organic Compounds (MVOC) - ✔✔What causes the typical musty
or earth odor?
✔✔microbial amplification, meaning incomplete remediation - ✔✔What does a musty
odor indicate?
✔✔2-20 microns - ✔✔What is the typical size of mold spores commonly found in water
damaged environments?
✔✔MVOC = Microbial Volatile Organic Compounds // they are metabolic gases related
by actively growing microorganisms // they are present - when someone is digesting or
living - ✔✔What are MVOC's and when are they present?
✔✔high cellulose containing materials and low nitrogen content // requires a high water
activity of greater than 90% ERH (0.9 aw) // must be saturated for 7 to 12 days -
✔✔What conditions are necessary for Stachybotrys chartarum to grow?
✔✔toxic chemical compounds // they are found in the cell walls of spores and hyper -
✔✔What do you know about mycotoxins and where are they found?
✔✔No - ✔✔Is Stachybotrys the only mycotoxin producer?
, ✔✔low (xero) water moisture - ✔✔What does xerophilic mean?
✔✔some penicillium aspergillus - ✔✔Can you name some xerophilic fungi?
✔✔48-72 hour (2-3 days) - ✔✔How long does it take for certain molds to colonize under
ideal conditions?
✔✔allergenic / infectious / toxigenic - ✔✔What are the 3 major potential health effects
from fungal exposure?
✔✔Aspergillosis fumigates // the name of the illness = Aspergillosis - ✔✔Which mold
can cause a lung infection and what is the name of the illness?
✔✔histoplasmosis capsulate // cryptococcus neoformans - ✔✔Name two pathogenic
fungi that are associated with bird, pigeon or bat droppings?
✔✔it is a mycotoxins and they like to eat peanuts & spoiled foods - ✔✔What do you
know about aflatoxin?
✔✔present in cell walls of gram negative bacteria - ✔✔What do you know about
endotoxins?
✔✔kids, elderly and immune compromised individuals - ✔✔What groups of people is
the most susceptible population'?
✔✔medical professionals - ✔✔What professionals should be consulted when health
effects are perceived with building conditions?
✔✔9 - shortness of breath // asthma // coughing // runny nose // headaches // recurrent
colds // eye irritation // dizziness // nausea - ✔✔List a number of nonspecific symptoms
associated with mold exposure?
✔✔lower body weight // lower immune system - ✔✔Why are infants more vulnerable?
✔✔asthma - ✔✔What chronic condition in children is associated with extended mold
exposure?
✔✔when it doesn't absorb the bacteria type that does not absorb the gram stain -
✔✔What does the term "Gram negative" mean?
✔✔sewage backflows - ✔✔Where do we commonly find Gram negative bacteria?
