| Column-$I$ | Column-$II$ |
|---|---|
| $1$. Ivanowsky | $p$. Discovered viroids. |
| $2$. Tulasne | $q$. Studied algae. |
| $3$. Diener | $r$. Coined the term virus. |
| $4$. Beijerinck | $s$. First to discover lichen. |
| $t$. Studied mycology. | |
| $u$. First to discover $TMV$. |
Explore More
| Column $I$ | Column $II$ |
| $(a)$ Potato spindle tuber | $(i)$ Virus |
| $(b)$ Creutzfeldt-Jakob disease $(CJD)$ | $(ii)$ Viroid |
| $(c)$ Cholera | $(iii)$ Prion |
| $(d)$ Leaf rolling and curling | $(iv)$ Bacteria |
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