111q: giving benzathine pencillin in RHD is a type of
a. primary prevention
b. secondary prevention
c. tertiary prevention
d. primordial prevention
112q: dracunculosis is most common in ?
a. Gujarat
b. Rajasthan
c. Madhya Pradesh
d. Orissa
113q: denominator in birth rate is
a. mid year population
b. total number of deaths
c. woman of child bearing age group
d. total number of eligible couples
114q: residual chlorine is detected by ?
a. horrock’s test
b. orthotoluidene test
c. chromatography
d. polarimeter
115q: varibles are arranged in ascending or descending order to determine ?
a. mean
b. median
c. mode
d. range
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