186. At Primary Health Centre (PHC) level, vaccines are stored in the a) Cold box b) Deep freezer c) Ice lined refrigerator d) Walk in cold room Correct
184. The main vector of Dengue fever is a) Aedes aegypti b) Aedes albupictus c) Aedes polynesiensis d) Aedes scutellaris Correct answer : a) Aedes aegypti
183. Which of the following statements refers to propaganda? a) Appeals to emotion b) Develops individuality c) The process is behaviour centered d) Makes people think for themselves
182. The majority of the waste produced by healthcare providers is a) Chemical waste b) Infectious waste c) General waste d) Sharps waste Correct answer : c) General
180. In a slow sand filter, the element responsible for yielding bacteria free water is the a) Valve b) Vital layer c) Supernatant water d) Under-drainage system Correct
179. lf the prevalence of a disease in a population increases, the predictive value of a positive test a) Increases b) Decreases c) Remains constant d) Becomes compromised
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