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(Single Best Answer) Question 31: The best indicator for a potential explosiveness of plague outbreak is ?

A) Total flea index
B) Cheopis index
C) Specific percentage of fleas
D) Burrow index
Answer (Select an option above to get the answer):

(Single Best Answer) Question 32: Serial interval is the gap between ?

A) Primary and secondary case
B) Index and primary case
C) Introduction of infection and development of maxiumum infectivity
D) Transmission of infection from patient to another susceptible host
Answer (Select an option above to get the answer):

(Single Best Answer) Question 33: One of the following diseases has more than one route of transmission ?

A) Influenza
B) Leprosy
C) Cholera
D) Typhoid fever
Answer (Select an option above to get the answer):

(Single Best Answer) Question 34: In a village of 5,000 population, 50 persons suffered from cholera and 10 persons died. What will be the case fatality ratio ?

A) 0.2%
B) 1.0%
C) 5.0%
D) 20.0%
Answer (Select an option above to get the answer):

(Single Best Answer) Question 35: Discarded tablets are disposed off in ?

A) Yellow plastic bag
B) Red plastic bag
C) Blue plastic bag
D) Black plastic bag
Answer (Select an option above to get the answer):

(Single Best Answer) Question 36: One of the following is not a characteristic of causal association ?

A) Coherence
B) Specificity
C) Sensitivity
D) Biological plausibility
Answer (Select an option above to get the answer):

(Single Best Answer) Question 37: The National Health Policy 2002 target to be achieved by the year 2010 is ?

A) Eradication of polio and yaws
B) Elimination of leprosy
C) Achieve zero level growth of HIV / AIDS
D) Reduce infant mortality rate 30 / 1000 live births
Answer (Select an option above to get the answer):

(Single Best Answer) Question 38: Which one of the following is not consistent with Aedes egyptis life cycle ?

A) Breeds in artificial collection of water
B) Eggs are boat shaped
C) Larva has siphon tube
D) Wings unspotted in the adult
Answer (Select an option above to get the answer):

(Single Best Answer) Question 39: The total osmolarity of new oral rehydration solution formulation is ?

A) 210 mmol/litre
B) 245 mmol/litre
C) 255 mmol/litre
D) 300 mmol/litre
Answer (Select an option above to get the answer):

(Single Best Answer) Question 40: The amount of previously unrecognized disease that is diagnosed as a result of the screening effort is known as ?

A) Predictive accuracy
B) Reliability
C) Yield
D) Validity
Answer (Select an option above to get the answer):