LLPSD FF1 Chapter 38 Questions and Answers 100% Pass

Combustible materials positioned to spread fire are known as ______. a. trailer b. propagants c. incendiary devices d. accelerants - a. trailer What is the term for the process of maintaining continuous possession and control of evidence from the time it is discovered until it is used in court? a. evidentiary control b. chain of custody c. conservator of possession d. affidavit of possession - b. chain of custody What is the primary indicator of the point of origin in a structure fire? a. depth of smoke stains b. color of smoke c. shape of floor char d. burn pattern on a wall - d. burn pattern on a wall Which of the following is the most likely indication of accelerant use? a. burnt blankets and rags b. charring on the underside of a door c. door propped open d. multiple points of origin - b. charring on the underside of a door When should fire fighters begin making observations for use in a fire investigation? a. during salvage/overhaulb. during dispatch and response c. upon arrival d. during suppression - b. during dispatch and response Placing an electric heater too close to combustible materials is an example of which subtype of electrical fire cause? a. worn-out or defective b. defective installation c. user negligence d. improper use - d. improper use According to NFPA statistics, approximately how many home structure fires were reported in the United States in 2010? a. 257,500 b. 925,300 c. 38,400 d. 482,000 - d. 482,000 Who usually performs fire cause investigation? a. the chief fire official b. the incident commander c. specially trained fire personnel d. law enforcement personnel - c. specially trained fire personnel A fire caused by a person falling asleep with a lit cigarette is an example of a(n) ______ fire. a. negligent b. unintentional c. causal d. accidental - d. accidentalWhat is indicated by a fire that flares up when water is applied to it? a. presence of an ignitable liquid b. use of trailers c. structural alterations d. an incendiary device - a. presence of an ignitable liquid