108 - AIIMS community medicine mcqs or social and preventive medicine mcqs ( spm or psm ) from all previous years AIIMS papers with answers - part 2

6q: most common cause of IUGR is ?

a. idiopathic
b. intra uterine infection
c. PIH
d. Smoking

 answer a. idiopathic 

7q: carriers are not seen in ?

a. measles
b. meningitis
c. diphtheria
d. typhoid

 answer a. measles 

8q: vaccine contraindicated in pregnancy ?

a. rubella
b. yellow fever
c. influenza
d. BCG

 answer  a . rubella . all the live vaccines are contraindicated in  pregnancy . though all the given options are live vaccines the  best option is rubella . mumps , measles , rubella are normally  contraindicated in pregnancy . influenza has both live and killed vaccines. 

9q: variables in form of mild , moderate and severe is given . method used to analyze is ?

a. nominal
b. ordinal
c. interval
d. variance

 answer b. ordinal 

10q: about tests of significance between two large populations, one of the following statements is true ?

a. null hypothesis states that 2 means are equal
b. standard error of difference is the sum of standard error of 2 means
c. standard error of means are equal
d. standard error of difference between population is calculated

 answer d. standard error of difference between population is calculated