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MRO Test Review questions with detailed verified answers

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Prepare for MRO certification or workplace drug testing exams with this comprehensive set of practice questions and verified answers. Covers DOT regulations, specimen validity, laboratory procedures, alcohol testing, and more. Use these detailed MRO practice questions to strengthen your understanding of federal drug testing regulations and prepare confidently for certification or compliance assessments.

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MRO TEST REVIEW QUESTIONS WITH
DETAILED VERIFIED ANSWERS



According to the ADA, which of these can be done before a
candidate has been offered a job?
1. Medical History
2. Health Risk Appraisal
3. Physical Exam focused on the job duties
4. BAL
5. UDS - correct answer- 1. No
2. No
3. No
4. No


5. Yes, urine drug screen is the only one allowed pre-job offer.


According to the American's with Disabilities Act (ADA) can you
do a drug screen before a job offer? - correct answer-
Yes, Drug tests are not medical examinations under ADA

, According to the American's with Disabilities Act (ADA) can you
do an alcohol screen before a job offer? - correct answer-
No, ETOH is a medical test and is prohibited before employment
by ADA


At what age does illicit drug use peak in the U.S.? - correct
answer- 18-24


Can an MRO Assistant review non-negative tests? - correct
answer- No - all non-negative tests (positives,
adulterated, substituted, and invalids) must be reviewed by
MRO


Can MRO accept medical THC as a legitimate Rx? - correct
answer- No - Federal Law trumps state law and THC is
Schedule I, there is no acceptable excuse for a federal employee
to have THC


commercial drivers who test .035% on a breath alcohol test
must be removed from duty for how long? - correct
answer- For at least 24 hours


Definition of chemical dependence - correct answer-
1. Compulsive desire for the drug

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