Question

There are lots of advertisements through sign boards and mass media about the childhood immunization under the public health programme.
i) State in brief the principle behind the immunization.
ii) List three infectious diseases against which children are immunized in our country.

Answer 1

immunity is the ability of an organism to fight against an attack of pathogen. there are 2 types of immunity : i) active immunity ii) passive immunity 3 diseases are : i) hepatitis ii) polio iii) typhoid

i hope it helps.........

Answer 2

the term immunization is defined as the ability of an organism to fight against diseases.

the 3 infectious diseases against which children are immunized in our country are

I) polio II) typhoid  III) diphtheria