REHS Exam 2024 Questions and Answers | Updated | Verified Latest Graded A+.

REHS Exam 2024 Questions and Answers | Updated | Verified Latest Graded A+. 1. 1. A factor or agent which increases the risk of cancer is known as a a. teratogen b. mutagen c. carcinogen d. fomite: Answer- carcinogen 2. 2. The four major causes of death among all age groups of Americans include all of the following except. a. homicide b. accidents c. malignant neoplasms d. heart disease: Answer- homicide 3. 3. In recent years, the largest number of rabies cases were associated with a. skunks b. bats REHS Exam 2024 Questions and Answers | Updated | Verified Latest Graded A+. 2 / 86 c. dogs d. raccons.: Answer- skunks 4. 4. Asbestosis is caused by fine silicate fibers retained in the a. kidneys b. lungs c. colon d. abdomen: Answer- lungs 5. 5. An illness due to a specific infectious agent or its toxic product which is transmitted from a reservoir to a susceptible host either directly or indirectly is called a. an infectious disease b. a communicable disease c. a genetic disease d. a noncommunicable disease: Answer- a communicable disease 6. 6. Rocky mountain spotted fever is spread by a. flies b. spiders c. cockroaches d. ticks: Answer- ticks 3 / 86 7. 7. Mycotoxins are poisonous chemicals produced by a. bacteria b. vertebrates c. viruses d. fungi: fungi 4 / 86 8. 8. The study of the occurrence, frequency, and distribution of disease is a. entomology b. biology c. endocrinology d. epidemiology: epidemiology 9. 9. Which of the following organisms are most resistant to unfavorable environmental conditions and indicate past or possibly intermittent pollution? a. fecal streptococci b. escherichia coli c. aerobacter aerogenes d. clostridium sporulates: clostridium sporulates.