Odor Control Technician Practice Questions - IICRC Odor Control Technician (OCT) Exam - Odor Control Technician Practice Questions

Question 1

An odor caused by decomposing meat left in a refrigerator after a power outage is classified as which type of odor source?

Combustion odor Organic protein odor Chemical odor Mildew odor

Correct Answer:

Organic protein odor

Question 2

The pungent, sulfurous compound primarily responsible for the smell of rotting eggs and decomposing organic matter is:

Ammonia (NH3) Hydrogen sulfide (H2S) Carbon dioxide (CO2) Acetic acid

Correct Answer:

Hydrogen sulfide (H2S)

Question 3

Cigarette smoke odor is particularly difficult to remove because:

It is composed only of large particles that settle quickly It deposits a sticky, tar-laden residue that penetrates porous materials and continuously off-gases It contains no chemicals that bind to surfaces It only affects fabrics, not hard surfaces

Correct Answer:

It deposits a sticky, tar-laden residue that penetrates porous materials and continuously off-gases

Question 4

Fire and smoke odors after a structure fire are most difficult to address when the fire involved:

Only natural cellulose materials such as paper and wood Synthetic materials such as plastics, foam, and synthetic carpets Cooking oils only Clean-burning natural gas

Correct Answer:

Synthetic materials such as plastics, foam, and synthetic carpets

Question 5

Pet urine produces persistent odor primarily because:

Urine is acidic and quickly evaporates without residue Uric acid crystals are insoluble in water and reactivate when exposed to humidity Pet urine contains no nitrogen compounds Bacteria cannot grow in urine residue

Correct Answer:

Uric acid crystals are insoluble in water and reactivate when exposed to humidity

Question 1

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About this Exam

Prepare with the Odor Control Technician Practice Questions - IICRC Odor Control Technician (OCT) Exam practice quiz. This question bank includes 100 questions covering odor, deodorization, because, pairing, and smoke. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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Odor Control Technician Practice Questions - IICRC Odor Control Technician (OCT) Exam

This practice set contains 100 questions from the matching question bank and focuses on odor, deodorization, because, pairing, and smoke. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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Odor Control Technician Practice Questions - IICRC Odor Control Technician (OCT) Exam

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