Nokea
Which of the following is unrelated to the chi square test of significance?
- A. Degree of freedom
- B. Life table
- C. Significance level
- D. Qualitative data
Correct Answer: B
Rationale: Life tables are not directly related to chi-square tests, which assess qualitative data associations.
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First and foremost, element of PHC is
- A. Immunization
- B. FP/MCH
- C. Health education
- D. Provision of safe drinking water
Correct Answer: C
Rationale: Health education is considered the cornerstone and first element of Primary Health Care (PHC).
Describe the 1986 incident in Chernobyl.
- A. A nuclear reactor explosion released radioactive materials.
- B. A controlled experiment involving radiation exposure.
- C. A routine maintenance operation at a power plant.
- D. A natural disaster caused by seismic activity.
Correct Answer: A
Rationale: The Chernobyl disaster involved a nuclear reactor explosion that dispersed radioactive materials across Europe.
Clinical case of JE was first reported in
- A. 1976
- B. 1978
- C. 1980
- D. 1982
Correct Answer: A
Rationale: The first clinical case of Japanese Encephalitis (JE) in Nepal was reported in 1976.
Identify the type of study design described: The physical examination records of the incoming first-year class of 1935 at the University of Minnesota are examined in 1980 to see whether the freshmen's recorded height and weight at the time of admission to the university were related to their chance of developing coronary heart disease by 1981.
- A. Cohort study
- B. Case-control study
- C. Cross-sectional study
- D. Ecological study
Correct Answer: A
Rationale: This retrospective analysis constitutes a cohort study linking baseline characteristics to future outcomes.
Among the routine vaccine of EPI which one is most sensitive to heat
- A. TT
- B. Measles
- C. Polio
- D. DPT
Correct Answer: C
Rationale: The oral polio vaccine (OPV) is highly sensitive to heat, requiring careful storage in a cold chain.