42. Which of the following chemicals is a persistent organic pollutant, was first used on a wide scale to kill mosquitoes during World War II, and was later used by farmers to kill other insect pests? A. aldrin, produced as an insecticide B. PCBS (polychlorinated biphenyls), produced for electrical insulation C. dioxins (like 2,4-D), produced as a byproduct of herbicides D. DDT (dichloro-diphenyl-trichloro-ethane), produced as an insecticide E. ethyl-mercaptan, produced by skunks

42. Which of the following chemicals is a persistent organic pollutant, was first used on a wide scale to kill mosquitoes during World War II, and was later used by farmers to kill other insect pests? A. aldrin, produced as an insecticide B. PCBS (polychlorinated biphenyls), produced for electrical insulation C. dioxins (like 2,4-D), produced as a byproduct of herbicides D. DDT (dichloro-diphenyl-trichloro-ethane), produced as an insecticide E. ethyl-mercaptan, produced by skunks

Comprehensive Medical Assisting: Administrative and Clinical Competencies (MindTap Course List)

6th Edition

ISBN:9781305964792

Author:Wilburta Q. Lindh, Carol D. Tamparo, Barbara M. Dahl, Julie Morris, Cindy Correa

Publisher:Wilburta Q. Lindh, Carol D. Tamparo, Barbara M. Dahl, Julie Morris, Cindy Correa

Chapter42: Basic Microbiology

Section: Chapter Questions

Problem 2CR

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