Question
Germ theory was proposed by whom ?
This question was previously asked in
CUET PG 2026 Agri-Business Management Question Paper (25-Mar-2026) (Shift 2)
The correct answer is
Louis Pasteur
Germ Theory Proponent Identification
The Germ Theory of disease is a fundamental concept in medicine and biology. It states that many diseases are caused by microorganisms.
Understanding the Proponent
To identify who proposed the Germ Theory, let's examine the contributions associated with the given options:
- Avicena: An influential Persian polymath, known for his medical encyclopedia "The Canon of Medicine," but his work predates the formal proposal of the Germ Theory.
- Louis Pasteur: A French chemist and microbiologist, widely credited with developing the Germ Theory. His experiments definitively showed that microorganisms cause disease and spoilage, refuting earlier theories like spontaneous generation.
- John Snow: A British physician renowned for his work on cholera, famously linking an outbreak to a contaminated water pump on Broad Street. While his work supported the Germ Theory by demonstrating a specific cause for a disease, he did not propose the overall theory.
- Ronald Ross: A British medical officer who demonstrated the transmission of malaria by mosquitoes. His discovery was crucial for understanding infectious diseases but occurred after Pasteur's foundational work on Germ Theory.
Conclusion
Based on historical scientific contributions, Louis Pasteur is recognized as the proposer of the Germ Theory of disease.
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