Q- State the meaning of Immunization. Mention the principle on which it is based. List two diseases for which vaccines are provided under public health programme.
Answer- Immunisation is a kind of process that helps a living organism to prevent his/her body from the attack of foreign or external antigens.
The main or basic principle on which immunisation is based is to make the body of a living organism enough strong as well as prevent the chances of spreading diseases from one organism to another. In it, a vaccine or entry of certain microbes inside the body of a living organism is done.
That antigen stimulates or releases an essential kind of fluid or matrix that is called B-lymphocytes that helps in releasing a specific kind of defensive protein called antibodies.
There are several diseases whose vaccines are provided under public health programme but the two main two diseases whose vaccine is provided under public health programme are as follows:
- Tetanus
- Measles
Some Important Questions for Class 9
- Name some diseases for which vaccines are available
- Expand the terms AIDS and HIV
- Define Immunization
What is immunization and its principle?
Immunization refers to the process of increasing immunity inside the body of an organism to protect against the attack of any foreign microbe. Immunization is done mainly by the administration of vaccines.
What is the basis of the principal of Immunisation?
The basic principal of Immunisation is the production of antibodies inside the body of an organism in order to protect it from foreign microbes. Immunisation can be done by two means: Naturally and Artificially which is done by using different vaccines.