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Who first recognised viruses as the cause of tobacco mosaic disease in 1892?

ADmitri Ivanowsky
BM.W. Beijerinek
CW.M. Stanley
DT.O. Diener
Answer & Solution
Correct answer: A. Dmitri Ivanowsky
1. They passed through bacteria-proof filters. 2. Ivanowsky recognised them in 1892. 3. Stanley crystallised viruses in 1935. _Source: syllabus Biology, Chapter 2, Biological Classification._
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