Nokea
A method of comparing the benefit measured in terms of a social objective of a project with all cost of that project is known as
- A. cost benefit analysis
- B. cost effectiveness analysis
- C. cost utility analysis
- D. cost efficiency analysis
Correct Answer: B
Rationale: Cost effectiveness analysis measures benefits in terms of achieving social objectives.
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Nepal red cross society established in
- A. 1969
- B. 1963
- C. 1965
- D. 1967
Correct Answer: B
Rationale: The Nepal Red Cross Society was founded in 1963.
Contrast the changes in death rates due to cancer, heart disease, and cerebrovascular diseases.
- A. Heart disease and cancer rates increased initially but stabilized or declined, while cerebrovascular diseases declined steadily.
- B. All three diseases showed consistent declines.
- C. Cancer rates increased, while heart disease and cerebrovascular diseases decreased.
- D. Heart disease rates increased, while cancer and cerebrovascular diseases decreased.
Correct Answer: A
Rationale: Heart disease and cancer initially rose but later stabilized or declined, while cerebrovascular diseases showed steady declines due to improved treatments and risk factor management.
The dose of toxin that is lethal to half of the population is known as..
- A. LD50
- B. L50
- C. D50
- D. LD
Correct Answer: A
Rationale: LD50 refers to the lethal dose required to kill 50% of a population, commonly used in toxicology studies.
More CO2 is generated from
- A. fossils fuels
- B. kitchens(burning firewood)
- C. industries
- D. all
Correct Answer: D
Rationale: All listed sources significantly contribute to CO2 emissions.
The vector responsible for leishmaniasis is:
- A. mosquito
- B. bugs
- C. tsetse flies
- D. sandflies
Correct Answer: D
Rationale: Sandflies are the vectors responsible for transmitting leishmaniasis.