Gk Questions for Class 4 With Answers
Gk Questions for Class 4 is helpful for all the students.who are attending quiz competitions this list will give a better idea and easy information. we collected a huge list of Gk Questions for Class 4 students from previous quiz competitions. Here is the additional advantage we have given download so you use this data to prepare in offline.
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Gk Questions for Class 4
Here are the Gk Questions for class 4th Students about Topic on Inventions and Scientist. This will be helpful for most quiz competitions.
| Sl. No. | Scientist Name | Invention | Year |
| 1 | Philo Farnsworth | Television | 1927 |
| 2 | Guglielmo Marconi | Radio | 1895 |
| 3 | Alan Kay,Doughlas Engelbart | Graphical User Interface | 1973 |
| 4 | Wright brothers | Airplane | 1903 |
| 5 | Henry Ford | Car | 1885-1886 |
| 6 | Thomas Alva Edison | Light Bulb | 1879 |
| 7 | Elisha Otis | Elevator | 1853 |
| 8 | James Watt | Steam engine | 1776 |
| 9 | Eli Whitney | Cotton gin | 1793 |
| 10 | Galileo | Telescope | 1608 |
| 11 | Dr. Semmelweis | Antiseptics | 1850 |
| 12 | Robert Oppenheimer | Atomic bomb | 1939-1945 |
| 13 | László Bíró | Ballpoint pen | 1938 |
| 14 | Lucien B. Smith | Barbed wire | 1867 |
| 15 | Alessandro Volta | Battery | 1800 |
| 16 | Kirkpatrick MacMillan | Bicycle | 1839 |
| 17 | Louis Daguerre | Camera | 1839 |
| 18 | Charles Babbage | Computer | 1940-1945 |
| 19 | Christian Huygens | Clock | 1656 |
| 20 | Joseph Aspdin | Concrete | 1824 |
| 21 | Michael Faraday, Joseph Henry | Electricity | 1832 |
| 22 | Nikola Tesla | AC Electricity generator | 1892 |
| 23 | Ray Tomlinson | 1971 | |
| 24 | Richard Sturzebecher, Sam DiVita | Fibre optics | 1958 |
| 25 | Louis Lumiere | Film | 1895 |
| 26 | Richard Jordan Gatling | Guns | 1860s |
| 27 | Peter Henlein | Pocket watch | 1510 |
| 28 | Daniel Gabriel Fahrenheit | Mercury thermometer | 1714 |
| 29 | Zacharias Janssen | Microscope | 1595 |
| 30 | Montgolfier brothers | Hot air balloon | 1783 |
| 31 | Alexander Graham Bell | Telephone | 1876 |
| 32 | Henry W. Seeley | Electric iron | 1882 |
| 33 | Edwin Herbert Land | Polaroid camera | 1947 |
| 34 | Sir Robert Alexander Watson | RADAR | 1935 |
| 35 | Walter Hunt | Safety pin | 1849 |
| 36 | Galileo Galilei | Thermometer | 1593 |
| 37 | John Shepherd-Barron | Automated teller machine(ATM) | 1967 |
| 38 | Konrad Zeus | Digital computer | 1941 |
| 39 | Doughlas Engelbart | Computer mouse | 1960 |
| 40 | Tim Paterson | MS-DOS | 1981 |
| 41 | John Walker | Matches | 1826 |
| 42 | Samuel Morse | Morse code | 1836 |
| 43 | Cai Lun | Paper | 100BC |
| 44 | Carl Benz | Motor Car | 1886 |
| 45 | Johannes Gutenberg | Printing press | 1450 |
| 46 | George Stephenson | Railways | 1830 |
| 47 | William Cullen | Refrigerator | 1748 |
| 48 | Rowland Hill | Stamps | 1837 |
| 49 | John Boyd Dunlop | Tyres | 1890 |
| 50 | William Coolidge | X-RAYS | 1903 |
| 51 | Conrad Gessner | Pencil | 1564 |
| 52 | Blaise Pascal | Calculator | 1960s |
| 53 | Thomas Edison | Phonograph | 1877 |
| 54 | Hubert Cecil Booth | Vacuum cleaners | 1901 |
| 55 | Richard Drew | Duct tape | 1942 |
| 56 | Sir John Harrington | Flush toilet | 1596 |
| 57 | Erik Rotheim | Aerosol spray | 1927 |
| 58 | Walter Linderer | Airbags | 1968 |
| 59 | Willis Carrier | Air conditioner | 1902 |
| 60 | Friedrich Drexler | Ammeter | 1884 |
| 61 | Leon Battista Alberti | Anemometer | 1450 |
| 62 | Valdemar Poulson | Answering machine | 1898 |
| 63 | Jacques Cousteau | Aqualung | 1943 |
| 64 | Paul Winchell | Artificial heart | 1982 |
| 65 | Felix Hoffman | Aspirin | 1899 |
| 66 | Thomas Anderson, Earl Dickson | Band-aid | 1920 |
| 67 | Norman Joseph Woodland | Bar code | 1952 |
| 68 | Ruth Handler | Barbie | 1959 |
| 69 | Evangelista Torricelli | Barometer | 1643 |
| 70 | Alexander Graham Bell | Bell | 1876 |
| 71 | Louis Braille | Braille | 1824 |
| 72 | James Porteous | Bulldozer | 1923 |
| 73 | Joseph Fry | Candy | 1847 |
| 74 | John Logie Baird | Coloured television | 1965 |
| 75 | James Russel | Compact disc | 1982 |
| 76 | Christopher Latham Sholes | Computer keyboard | 1868 |
| 77 | Chester Carlson | Printer | 1938 |
| 78 | Adolf Gaston Eugen Fick, Otto Wichterle | Contact lens | 1887 |
| 79 | Binney and Smith | Crayons | 1903 |
| 80 | John Biggins | Credit cards | 1950 |
| 81 | Arthur Wynne | Crossword puzzle | 1913 |
| 82 | Ernest Lawrence | Cyclotron | 1932 |
| 83 | Ray and Cecilia Benner | Ear plugs | 1962 |
| 84 | George C. Crowley | Electric blanket | 1912 |
| 85 | Ernst Ruska, Max Knoll | Electron microscope | 1931 |
| 86 | Robert Metcalfe, David Boggs | Ethernet cable | 1973 |
| 87 | Mark Zuckerberg | 2004 | |
| 88 | Alexander Bain | Fax machine | 1843 |
| 89 | David Misell | Flashlight | 1899 |
| 90 | Petrache Poenaru | Fountain Pen | 1827 |
| 91 | Thomas Midgley | Freon | 1928 |
| 92 | Walter Frederick Morrison | Frisbee | 1948 |
| 93 | William Robert Grove | Fuel cell | 1839 |
| 94 | Candido Jacuzzi | Jacuzzi | 1949 |
| 95 | Frank Whittle | Jet aircraft | 1930s |
| 96 | Clayton Jacobson II | Jet ski | 1972 |
| 97 | John Spilsbury | Jigsaw puzzle | 1767 |
| 98 | Louis Glass and William S. Arnold | Jukebox | 1890 |
| 99 | Al Gross | Pagers | 1949 |
| 100 | Norman Breakey | Paint Roller | 1940 |
| 101 | Johan Vaaler | Paper clip | 1899 |
| 102 | Sebastian Lenormand | Parachutes | 1783 |
| 103 | Alexander Flemming | Penicillin | 1928 |
| 104 | Caleb Bradham | Pepsi cola | 1893 |
| 105 | Dmitri Mendeleev | Periodic Table | 1869 |
| 106 | Jules Carpentier | Periscope | 1854 |
| 107 | Chester Carlson | Photocopier | 1938 |
| 108 | James Dickson | Polyester | 1941 |
| 109 | Sergei Korolev | Satellite | 1957 |
| 110 | Gerald Pearson | Solar cell | 1839 |
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