Question

What is immunization ? class 9​

Answer 1

It is the capacity of the body to produce an immune response either naturally, or through vaccines. Such approaches develop immunity or resistance to a specific illness.

Immunisation can be defined as the process by which a person is made resistant to a particular disease by the administration of a vaccine.

Answer 2

Answer:

Immunization, or immunisation, is the process by which an individual's immune system becomes fortified against an infectious agent

Explanation:

Immunization is the process whereby a person is made immune or resistant to an infectious disease, typically by the administration of a vaccine. Vaccines stimulate the body's own immune system to protect the person against subsequent infection or disease.

for example-

tetanus, diphtheria, mumps, measles, pertussis (whooping cough), meningitis, and polio. Many of these infections can cause serious or life-threatening illnesses and may lead to life-long health problems