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3 September 2019

Vaccination,Fermentation, Pasteurization and Germ theory of diseases

Vaccination,Fermentation, Pasteurization and  Germ theory of diseases

Vaccination,Fermentation, Pasteurization and  Germ theory of diseases
Vaccination,Fermentation, Pasteurization and  Germ theory of diseases

Vaccination: 

Edward Jenner a young British Physician used scraping of cowpox blister to vaccinate against sheep pox.

Fermentation:

 Microorganism like yeast converts sugar to alcohol in the absence of air this process is called fermentation. 

It is used to make wine & beer. 

In the presence of air bacteria convert alcohol into acetic acid or vinegar. 

Pasteurization:

 It is the heat treatment of beverage & milk at 72 ̊ ̊ ̊ C for 30 min to kill microorganism (which causes spoilage of liquid) in food without compromising on its quality. 

Now a day it is only used for milk product. 

Germ theory of diseases: 

Microorganisms are the cause of disease.

 In 1860’s English surgeon Joseph Lister use phenol, Carbolic acid as a disinfectant & antiseptic solution. 

This practice reduced the incidence of infection & death others surgeon readily adopted it. 

Lister technique was the earliest medical attempt to control infection caused by microorganism.


This topic is important for the ICDS Supervisor Exam.Click  HERE.

You can Go to more posts Regarding ICDS Supervisor Kerala PSC Here.

More ICDS Supervisor Kerala PSCSociology Notes Here
ICDS Supervisor Kerala PSC Homescience Notes Here
ICDS Supervisor Kerala PSC Food ,Nutrition and Health Notes Here 


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