Epidemiology MCQs - 2

Multiple Choice Questions on Epidemiology 







1.           High mortality rate in smokers is generally due to

           a) Bronchitis                                        

           b) Lung cancer  

           c) Coronary heart disease                 

           d) Hypertension

2.           Census is usually carried in difference of

           a) 10 years             

           b) 20 years            

           c) A century         

           d) 30 year

3.           Which of the following is not the measurement of morbidity?

           a) Incidence rate                                  

           b) Prevalence rate

           c) Fatality rate                                   

           d) Attack rate

4.           Which of the following factor is not included in epidemiological triad?

           a) Agent                 

           b) Host       

           c) Environment       

           d) Blood group

5.           The disease occur in a community more than expected frequency is

           a) Epidemic           

           b) Endemic           

           c) Sporadic          

           d) Pandemic












6.           The constant presence of a disease within a given geographical area is

           a) Epidemic            

           b) Endemic          

           c) Sporadic          

           d) Pandemic

7.           The state of social dysfunction is

           a) Disease               

           b) Illness               

           c) Sickness          

           d) Infection

8.           Secondary attack rate indicates

           a) Communicability                          

           b) Infectivity  

           c) Fatality                                            

           d) Severity

9.           The changes that occur in disease frequency over many years is

           a) Cyclic trend                                     

           b) Secular trend  

           c) Seasonal trend                                 

           d) All of the above

10.        The person becoming sick in an epidemic is called

           a) Index case                                       

           b) Primary case  

           c) Secondary case                                

           d) Clinical case










11.        The first case find after attention of investigator is called

           a) Index case                                      

           b) Primary case  

           c) Secondary case                                

           d) Clinical case

12.        An agent having high infectivity and low pathogenicity is called

           a) Case                   

           b) Epidemic          

]         c) Carrier             

           d) Source

13.        The natural habitat in which infectious agent metabolize and replicate is called

           a) Host                    

           b) Reservoir         

           c) Carrier            

           d) Source

14.        Subclinical infection is seen in all except

           a) JE             

           b) Measles         

           c) Poliomyelitis      

           d) Hepatitis B

15.        Which is not mode of direct transmission of communicable disease?

           a) Droplet infection                             

           b) Transplacental

           c) Droplet nuclei                                

           d) Contact with soil











16.        All are included in transmission by droplet infection except

           a) Pneumonia   

           b) Tuberculosis          

           c) Tetanus          

           d) Pertusis

17.        All diseases are transmitted by contact with soil except

           a) Tetanus                                            

           b) Anthrax          

           c) Ancylostomiasis                              

           d) Leismaniasis

18.        Vertical transmission refers to a mode of transmission of disease agent by

           a) Placenta                                          

           b) Breast milk     

           c) Blood transfusion                            

           d) All of the above            

19.        The most effective tool for measuring incidence of a disease in a community is

           a) Case control study                            

           b) Cohort study

           c) Cross over study                                

           d) Cross sectional study

20.        Man is obligatory host for

           a) Measles             

           b) Tetanus            

           c) Malaria            

           d) Rabies












1.C            2.A            3.C            4.D            5.A            6.B            7.C            8.A            9.B                10.B

11.A            12.C           13.C        14.B           15.C          16.C        17.D           18.A        19.B            20.A    



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