Mcq Subject: Social & Preventive Medicine

Vitamin A deficiency is considered a public health problem if prevalence rate of night blindness in children between 6 months to 6 years is more than –

A. 0.01%

B. 0.05%

C. 0.10%

D. 1.00%

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You are the MO in charge in a PHC and there has been a plague epidemic in your area. Which of the following measure is the LEAST appropriate for controlling epidemic?

A. Rapid treatment of cases with streptomycin

B. Vaccination of all susceptible individuals

C. Isolation of contacts

D. Early diagnosis and notification

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The color code of plastic bag for disposing microbial laboratory culture waste-

A. Black

B. Red

C. Blue

D. Yellow

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Post exposure vaccine of rabies already immunised patient is ?

A. 0-3

B. 0-3-14

C. 0-7-28

D. 8-04-0-1-1

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IFA tablets given during pregnancy contains.

A. 60mg elemental iron and 500ug Folic acid

B. 100mg elemental iron and 400ug Folic acid

C. 60mg elemental iron and 400ug Folic acid

D. 100mg elemental iron and 500ug Folic acid

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If the prevalence of a disease in a population increases, the predictive value of a positive test ?

A. Increases

B. Decreases

C. Remains constant

D. Becomes compromised

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In a population of 200 people with normal distribution. How many people would be included in 1 SD

A. 136

B. 140

C. 150

D. 190

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Day light factor in living room should he?

A. 8%

B. 6%

C. 10%

D. 15%

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Rickettsial pox is caused by ?

A. Rickettsia ricketsiae

B. Rickettsia akari

C. R. Typhi

D. Rickettsia coonri

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All of the following are used to assess the nutritional status of an individual, except –

A. Urinary nitrogen excretion

B. Mid arm circumference

C. Serum immunoglobulin

D. Serum transferrin

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