Nokea
Jakarta declaration 1997 is related to:
- A. RH
- B. Health promotion
- C. PHC
- D. Population development
Correct Answer: B
Rationale: The Jakarta Declaration continued the focus on health promotion strategies.
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Have similar events occurred in the United States?
- A. Yes, Three Mile Island (1979).
- B. No, such events are impossible.
- C. Yes, every decade since 1950.
- D. No, nuclear plants are entirely safe.
Correct Answer: A
Rationale: The partial meltdown at Three Mile Island in 1979 is a notable example of a nuclear accident in the U.S.
The measure of central location generally preferred for additional statistical analysis is the:
- A. Mean
- B. Median
- C. Midrange
- D. Mode
Correct Answer: A
Rationale: The mean is used in further computations due to its mathematical properties.
validity stands for.
- A. accuracy
- B. reliability
- C. consistency
- D. all
Correct Answer: A
Rationale: Validity refers to how accurately a method measures what it is intended to measure.
What are some possible hazards associated with the organochloride pesticide DDT?
- A. Bioaccumulation and reproductive toxicity.
- B. Immediate skin irritation and respiratory distress.
- C. Increased crop yield and soil fertility.
- D. Improved water quality and biodiversity.
Correct Answer: A
Rationale: DDT bioaccumulates in ecosystems and is linked to reproductive and developmental toxicity in wildlife and humans.
How would you design an ecologic study to investigate the following problems? How might the ecologic fallacy come into play in each situation? a. lung disease and air pollution b. birth defects and hazardous waste c. cancer and radiation leakage from a power plant
- A. Ecologic fallacy arises when group-level findings incorrectly infer individual-level relationships.
- B. Ecologic studies cannot address causality.
- C. All ecologic studies suffer from severe biases.
- D. Ecologic studies are irrelevant for public health.
Correct Answer: A
Rationale: Ecologic studies analyze aggregated data, risking incorrect inferences about individuals (ecologic fallacy).