Home › Practice › Hazardous Materials (Hazmat) › Question 35

Hazardous Materials (Hazmat) Practice Question 35

H or XHazardous Materials (Hazmat) · Question 35

A 'reportable quantity' (RQ) on a shipping paper means:

• AThe quantity at or above which a release must be reported to the National Response Center
• BThe maximum allowed
• CRecommended quantity only
• DReorder point

Correct answer: A. The quantity at or above which a release must be reported to the National Response Center

Why: RQ identifies materials whose release in transportation must be reported to the National Response Center. Drivers must know which materials carry RQ status.

How this question fits the Hazmat test

Mishandled hazmat causes catastrophic public consequences. The endorsement is restricted, requires fingerprint background screening through the TSA, and demands deeper familiarity with regulatory paperwork than any other CDL endorsement.

Study technique for this topic

Master the Hazardous Materials Table columns, know the placarding thresholds, and learn which classes can never be loaded together. Practice locating UN/NA identification numbers and understanding the segregation chart.

Related Hazmat practice questions

• Q22. Class 8 hazardous materials are:
• Q36. When transporting Class 7 radioactive materials, you may need to track:
• Q49. A driver should refuse a leaking package because:
• Q62. A driver must understand the difference between marking, labeling, and placarding because:
• Q11. A driver must inspect tires of a placarded hazmat vehicle:

Continue your CDL preparation

The Hazardous Materials (Hazmat) portion of the CDL knowledge exam covers more than this single question. Use this site's full Hazardous Materials (Hazmat) bank to drill every topic, then test yourself with one of our state-specific practice sets to confirm you are ready for the actual DMV exam in your state. Always check your state's CDL handbook for any local addenda before the test day.

If you are still building your overall CDL foundation, start with the General Knowledge bank — every CDL applicant must pass it — and then work outward to the endorsements you plan to add.