Question
The germ theory of disease was propounded by
The correct answer is
Louis Pasteur
Germ Theory of Disease: Louis Pasteur's Contribution
The germ theory of disease is the scientifically accepted concept that many diseases are caused by the presence of specific pathogenic microorganisms (germs) within the body.
This foundational theory was principally propounded by the French scientist Louis Pasteur.
Pasteur's Role in Establishing Germ Theory
- Louis Pasteur conducted pioneering experiments that challenged the idea of spontaneous generation, demonstrating that living organisms arise from pre-existing ones.
- He established that microscopic organisms, like bacteria and yeasts, were responsible for processes such as fermentation and spoilage.
- Crucially, Pasteur linked specific microbes to specific diseases, providing strong evidence for the germ theory and revolutionizing the understanding of infection.
While other scientists like Robert Koch later built upon this theory with their own significant discoveries (like Koch's postulates), Pasteur is credited with its initial development and widespread proposal.
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Important Questions from Disease
- The sequence of events leading to disability and handicap is:
- With reference to mumps, consider the following statements:
1. The average age of incidence of mumps is higher than that of measles and chicken pox.
2. The mumps disease tends to be more severe in adults than in children.
Which of the statements given above is/are correct? - Consider the following features of food poisoning:
'Incubation period less than 24 hours, source of infection is milk products, and symptoms include diarrhoea and vomiting.'
To which of the following does the above description apply?
1. Staphylococcal food poisoning
2. Salmonella food poisoning
3. Botulism
Select the correct answer using the code given below: Match List I with List II and select the correct answer using the codes given below the lists:
List I (Disease) List II (Example) A. Nosocomial 1. Cytomegaloviral infection B. Opportunistic 2. Hepatitis B viral infection C. Iatrogenic 3. Aplastic anemia D. Epornithic 4. Influenza - With reference to dengue virus, consider the following statements:
1. In India, all the four serotypes are found.
2. The reservoir of infection is both man and mosquito.
3. Adults usually have a milder disease than children.
4. Dengue hemorrhagic fever is caused by infection with more than one dengue virus.
Which of the statements given above is/are correct?
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