A 1 month

B 3 months

C 6 months

D 1 year

A Malaria

B Japanese encephalitis

C Paragonimus

D Plague

A ARI of 1% = 75 new cases

B Current ARI in India is 1.7%

C It is represents new cases of TB

D It is assessed by tuberculin conversion in previously non-vaccinated children

A 50%

B 68%

C 95%

D 100%

A Malathion

B Pyrethrum

C Paris green

D Permethrin

A Rate

B Ratio

C Propoion

D None of the above

A It proceeds from cause to effect

B Odds ratio can be calculated

C Incidence can be calculated

D Needs many patients

A 0, 3, 7, 14, 28, 90

B 0, 3, 7, 28, 90

C 0, 3

D 0, 7, 28

A Specific for age and sex

B Identify particular group or groups "at risk" for preventive action

C Find out cause or disease specific

D All of the above

A 5 ppm

B 30 ppm

C 15 ppm

D 20 ppm