Question

What is immunization? List two diseases against which vaccines are available.

Answer 1

Hint: The ability of the body to generate an immune response through vaccines or naturally. It makes the immune system stronger and resistant to any kind of disease. Vaccine helps in creating antibodies and killing germs or microbes.

Complete Answer:
- Immunization is when the body is able to produce antibodies against diseases so that person is safe from a particular disease.
- The process of immunization starts when a person is exposed to vaccines and starts building resistance to the particular disease.
- Then, the body develops immunity against the disease and the person gets fully recovered from the disease. There are various diseases against which vaccines are available. These are: polio, flu, cholera, measles, rabies, hepatitis B, etc.

The two diseases against which vaccines are available:
- Anti-rabies vaccines are available that prevent rabies.
- Tuberculosis can be treated with the help of BCG vaccine.

Additional information:
- Vaccination is a method to treat infectious diseases that are harmful for human beings. It is carried out by injecting the vaccine that killed or weakened the pathogens chemically into the body of a person. These antibodies remain in the body and provide immunity to the body against infectious disease.
- Vaccine was developed in the year 1796 by Edward Jenner while treating a smallpox patient. He found that milkmaids who had developed cowpox do not catch smallpox during the epidemic.

Note :Vaccination or immunization is a method of stimulating resistance in the body to an infectious disease by injecting or killing microorganisms of that disease. There are various diseases against which vaccines are available. BCG is a vaccine for tuberculosis.