Question

who invented the virus in which year​

Answer 1

Explanation:

In 1892, Dmitri Ivanovsky used one of these filters to show that sap from a diseased tobacco plant remained infectious to healthy tobacco plants despite having been filtered. Martinus Beijerinck called the filtered, infectious substance a "virus" and this discovery is considered to be the beginning of virology.

Answer 2

Answer: In 1970, the Russian plant virologist Joseph Atabekov discovered that many plant viruses only infect a single species of host plant. The International Committee on Taxonomy of Viruses now recognises over 900 plant viruses.

Explanation: you can easily understand it