Name ID Number Date: Score: Final Exam - Comprehensive Health& Safety for Hazard
ID: 285022 • Letter: N
Question
Name ID Number Date: Score: Final Exam - Comprehensive Health& Safety for Hazardous Waste Site Operations Multiple Choice (1 point each) (Put the most correct answer (by letter) in blank to the left) -1) Typical symptoms of heat stroke include: a. Profuse sweating, hot and dry skin, heat cramps b. Hot and dry skin, dizziness, rapid and weak pulse e. Strong and bounding pulse, hot and dry skin, unconsciousness 2) Which one of the following describes activities in the Contaminant Reduction Zone? a. Decontamination, equipment washing, waste sampling b. Emergency response equipment and personnel, sample packaging, temporary rest areas c. Administrative operations, decontamination, handling questions from television crews 3) An example of a chronic exposure is: a. Exposure to small amounts of chemical over a long period of time b, when 50% of the target population dies c. A burn from an acid splash d. Exposure to large amounts of chemical over a short period of time The PEL is: a. Probable Explosive Level b. A guideline established by EPA c. An enforceable regulatory exposure limit established by OSHA d. Both b and c above _ 4) Successful completion of the 40-hour health and safety course will allow workers to: a. Meet mandated classroom training of 29 CFR 1910.120(e) b. Work at Federal Superfund sites with no further training c. Drive tanker trucks of hazardous waste d. Both a and b above 5) In addition to receiving a 40-hour training certificate, workers at state cleanup sites must also have: a. A certificate from DEP b. 3-days of on-site experience under direct supervision c. An additional two days of laboratory orientation d. Both a and b above 6) An example of an acute exposure is: a. Skin rash b. Lung cancer c. Night blindness d. Both b and c above 7)Explanation / Answer
1. Typical symptoms of heat stroke includes strong and bounding pulse, hot and dry skin and unconsciousness. Heat stroke causes alteration in sweating thus making the skin hot and dry, the pulse rate increases rapidly because tremendous amount of energy is required by the heart to help the body cool. The answer is option c.
2. Contamination reduction zone is the zone between the support zone and the exclusion zone. Here mainly the activities of decontamination takes place. Other than that, washing of the equipments and sampling also takes place. So the answer is option a.
3. Continuous exposure of hazardous substance over a long period of time is known as chronic exposure. So exposure of small amount of chemicals over a long period of time is chronic. The answer is option a.
4. PEL is permissible exposable limit. It was established by OSHA to mark the limit of chemical substance to which any employee is exposed to. The answer is option c.
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