Question
Alkane and Alkene.
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| Column A | Column B |
| (1) Convex lens | (a) To see small objects clearly |
| (2) Astronomical telescope | (b) To observe minute objects |
| (3) Compound microscope | (c) To observe astronomical objects such as stars, planets, etc. |
| (4) Simple microscope | (d) Presbyopia |
| (e) Power of a lens |

