The shape of poliovirus is………
a) polyhedral shape
b) icosohedron
c) golf ball shape
d) tadpole shape
Polio virus is found all over world causing serious disease…….
a) paralysis
b) mental retardation
c) hemorrhage
d) all of these
The polio virus spreads by…….
a) direct person-to-person contact
b) contact with infected mucus and phlegm from nose and mouth
c) by contact with infected feaces
d) all of these
Where does the polio virus multiply after entry?
a) throat
b) intestinal tract
c) lungs
d) both a and b
What is the incubation period for polio?
a) 2 to 6 weeks
b) 4 to 20 weeks
c) 2 to 26 weeks
d) 5 to 35 days
Polio immunization is over....% effective.
a) 60
b) 70
c) 90
d) 99
