144 - AIIMS community medicine mcqs or social and preventive medicine mcqs ( spm or psm ) from all previous years AIIMS papers with answers - part 37

186q: chlorine demand is measured by ?

a. horrock’s apparatus
b. colorimeter
c. double pot
d. berkfeld filter

 answer  a . horrock’s apparatus .

187q: which of the following is not transmitted by lice ?

a. Q fever
b. Trench fever
c. Relapsing fever
d. Epidemic typhus

 answer  a . Q fever is caused by soft ticks .

188q: which of the following statements about lepromin test is false ?

a. it is negative in most children in first 6 months of life
b. it is a diagnostic test
c. it is an important aid to classify the type of leprosy
d. BCG vaccine may convert lepra reaction from negative to positive

 answer  b is false because it is not a diagnostic test .

189q: true about Accredited Social Health Activist ( ASHA ) is ?

a. mental health worker
b. deployed per thousand people
c. to replace anganwadi worker in ICDS programme
d. minimum need program worker

 answer  b . deployed per thousand people .

190q: true about point source epidemic are all except ?

a. the curve has rapid rise and slow decline
b. all cases occur in one incubation period
c. one single peak only
d. no secondary curves

 answer  a is false becoz the curve has rapid rise and rapid decline .