1|Page
IICRC OCT Exam Study Guide 2025| Actual
Questions With Answers
Safety is the responsibility of? - correct -answer-Everyone
Principle 2 of odor control? - correct -answer-Clean the source area
Principle 3 - correct -answer-Recreate the levels of penetration
Simply disguising a malodor with a stronger more pleasant odor is called? -
correct -answer-Masking agent
Commonly used sealing agents? - correct -answer-Encapsulate or "lock-down"
embedded odor molecules
, 2|Page
Sealers used to prepare odor-damaged structural surfaces for painting should be?
- correct -answer-Non-porous compound
Before applying deodorizing agents onto surfaces or into the air the technician
should? - correct -answer-Don appropriate PPE
The suffix "cide" means, The suffix "stat" means? - correct -answer-Kill and control
Sanitizers and Disinfectants? - correct -answer-Sanitizers bring the surface to a
safe level and Disinfectants kill organisms to 99.97%
To address odors from mold, fungi, bacteria (after any drying is complete) use a? -
correct -answer-Sanitizer
A product containing agents that digest organic materials? - correct -answer-
Bacterial enzyme
IICRC OCT Exam Study Guide 2025| Actual
Questions With Answers
Safety is the responsibility of? - correct -answer-Everyone
Principle 2 of odor control? - correct -answer-Clean the source area
Principle 3 - correct -answer-Recreate the levels of penetration
Simply disguising a malodor with a stronger more pleasant odor is called? -
correct -answer-Masking agent
Commonly used sealing agents? - correct -answer-Encapsulate or "lock-down"
embedded odor molecules
, 2|Page
Sealers used to prepare odor-damaged structural surfaces for painting should be?
- correct -answer-Non-porous compound
Before applying deodorizing agents onto surfaces or into the air the technician
should? - correct -answer-Don appropriate PPE
The suffix "cide" means, The suffix "stat" means? - correct -answer-Kill and control
Sanitizers and Disinfectants? - correct -answer-Sanitizers bring the surface to a
safe level and Disinfectants kill organisms to 99.97%
To address odors from mold, fungi, bacteria (after any drying is complete) use a? -
correct -answer-Sanitizer
A product containing agents that digest organic materials? - correct -answer-
Bacterial enzyme
