Nokea
Why does the line for domestic animals diverge from that of wild animals?
- A. Domestic animals received more vaccinations.
- B. Wild animals are less exposed to humans.
- C. Climate change affected wild animals.
- D. Urbanization reduced domestic animal exposure.
Correct Answer: A
Rationale: Vaccination campaigns targeted domestic animals, reducing their rabies incidence compared to wild animals.
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When people migrate within the same country,it is called:
- A. in migration
- B. emigration
- C. outmigration
- D. immigration
Correct Answer: A
Rationale: In-migration refers to movement into a particular area within the same country.
What methods are commonly used for surveillance data collection?
- A. Vital registration.
- B. Randomized clinical trials.
- C. Disease notifications.
- D. Population surveys.
Correct Answer: D
Rationale: Population surveys provide valuable data on health-related behaviors and population health status.
Male and female rats experimented with 4 different drugs, then which of the following study is conducted.
- A. chi square test
- B. z test
- C. t test
- D. none
Correct Answer: A
Rationale: Chi-square tests assess associations between categorical variables, useful here for analyzing drug effects across genders.
The reference protein is
- A. Egg
- B. Milk
- C. Soybean
- D. Meat
Correct Answer: A
Rationale: Egg protein is considered the reference protein due to its high biological value.
Population doubling time is
- A. Growth rate(GR%)/70
- B. 70/GR%
- C. 60/GR%
- D. GR%/60
Correct Answer: B
Rationale: Population doubling time is calculated using the formula 70/GR%, where GR% is the annual growth rate expressed as a percentage.