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Daily Quiz- 455

GK Bank

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1. Which principle explains hantavirus airborne transmission?
A. Surface tension
B. Aerosol physics
C. Osmosis
D. Diffusion gradient
2. Why is hantavirus difficult to diagnose early?
A. No lab tests exist
B. Symptoms mimic flu
C. It causes instant death
D. It is asymptomatic
3. Which type of pathogen is hantavirus?
A. DNA virus
B. RNA virus
C. Bacteria
D. Protozoa
4. Which of the following best reflects “case fatality rate”?
A. Number infected
B. Number exposed
C. Percentage of deaths among infected
D. Total mortality
5. Which factor explains geographical clustering?
A. Climate change only
B. Rodent density and ecology
C. Industrialization
D. Vaccination rates
ANSWERS
1. B
2: B
3: B
4: C
5: B

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