IMPORTANT DISCOVERIES ASKED IN EXAM
| Electric Battery | Alessandro Volta |
| Electric Generator | Michael Faraday |
| Electricity | Benjamin Franklin |
| Electron | Joseph J. Thomson |
| Evolution (theory) | Charles Darwin |
| Vaccination | Edward Jenner |
| Vitamins | Hopkins and Funk |
| X – Rays | Roentgen |
Adding Machine | Pascal |
| Aeroplane | Wright brothers |
| Atom | John Dalton |
Bacteria | A.V. Leeuwenhoek |
| Ball-Point Pen | John J. Loud |
| Barometer | Evangelista Torricelli |
| Bicycle | Macmillan |
| Blood Groups | Karl Landsteiner |
| Calculating machine | Pascal |
| Cement | Joseph Aspdin |
| Chemotherapy | Paul Ehrlich |
| Circulation of the Blood | William Harvey |
| Computer | Charles Babbage |
| Continental Drift | Alfred Wegener |
| Crescograph | J.C Bose |
| Diesel Engine | Rudolf Diesel |
| Electrons | J.J.Thomson |
| Electric Tram | Fyodor Pirotsky |
| Electromagnetic Nature of Light | James Maxwell |
| North Pole | Robert Peary |
| Solar System | Nicolaus Copernicus |
| South Pole | Roald Amundson |
| West Indies | Christopher Columbus |
| Dynamite | Alfred B. Nobel |
| Dynamo | Michael Faraday |
| Fahrenheit Scale | Fahrenheit |
| Fountain Pen | Lewis E. Waterman |
| Gas lighting | William Murdoch |
| Homeopathy | Hahnemann |
| Hydrogen | Cavendish |
| Insulin | F.Banting |
| Jeans | Levi Strauss |
| Jet Engine | Sir Frank Whittle |
| Laser | Theodore Maiman |
| Laughing Gas (Nitrous oxide) | Priestley |
| Laws of Gravitation | Newton |
| Laws of Inheritance | Gregor Mendel |
| Laws of Motion | Newton |
| Laws of Planetary Motion | Kepler |
| Lift (Elevators) | Otis |
| Lightning Conductor | Benjamin Franklin |
| Machine Gun | Dr Richard Gatling |
| Mercury Thermometer | Fahrenheit |
| Neutron | Chadwick |
| Nuclear Fission | Otto Hahn, Bohr and Fermi |
| Oxygen | Priestly |
| Paperclip | Johann Vaaler |
| Penicillin | Alexander Fleming |
| Printing for the Blind | Braille |
| Printing Press | Johannes Gutenberg |
| Rabies Vaccine | Louis Pasteur |
| Radio | G. Marconi |
| Radium | Madame Curie |
| Railway Engine | George Stephenson |
| Raman effect | C.V.Raman |
| Revolver | Samuel Colt |
| Sewing Machine | Thomas Saint |
| Shorthand | Sir Isaac Pitman |
| Stainless Steel | Harry Brearley |
| Steam Engine | James Watt |
| Stethoscope | Dr William Stokes, Rene Laennec |
| Structure of DNA | James Watson |
| Telegraph | Samuel Morse |
| Telescope | Galileo |
| Television | Baird |
