NEET Botany Viruses & Viroids Match the Following Question
Match Column-I with Column-II.
| Column-I | Column-II |
|---|---|
| (a) Virus | (i) Infectious RNA |
| (b) Viroid | (ii) Crystallizable |
| (c) Tobacco Mosaic | (iii) Infects plants |
| (d) Contagium vivum fluidum | (iv) Living fluid |
a-ii, b-i, c-iii, d-iv
a-ii, b-iii, c-i, d-iv
a-i, b-ii, c-iv, d-iii
a-iii, b-iv, c-ii, d-i
Correct Answer
Detailed Explanation
Viruses are known to be crystallizable (as stated by W.M. Stanley), while viroids are indeed infectious RNA molecules that lack a protein coat. The Tobacco Mosaic Virus is a well-known example of a virus that infects plants, and the term 'Contagium vivum fluidum' refers to the concept of living fluid introduced by M.W. Beijerinck.
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