MCQOPTIONS
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MCQOPTIONS
This section includes 107 Mcqs, each offering curated multiple-choice questions to sharpen your General Knowledge knowledge and support exam preparation. Choose a topic below to get started.
| 51. |
When were bar code scanners invented? |
| A. | 1940s |
| B. | 1950s |
| C. | 1970s |
| D. | 1960s |
| Answer» D. 1960s | |
| 52. |
What Elmer A. Sperry invented? |
| A. | Hydroplane |
| B. | Hydraulic turbine |
| C. | Magnetic compass |
| D. | Gyrocompass |
| Answer» E. | |
| 53. |
What invention was first installed at a Hartford, Connecticut bank in 1889? |
| A. | Automatic teller machine |
| B. | Time-lock safe |
| C. | Burglar alarm |
| D. | Pay telephone |
| Answer» E. | |
| 54. |
Ralph Samuelson was only 18 when he invented this sporting item in 1922. What was that? |
| A. | Golf tee |
| B. | Motorboat |
| C. | Water skis |
| D. | Hang glider |
| Answer» D. Hang glider | |
| 55. |
Who invented Bifocal Lens? |
| A. | Alfred B. Nobel |
| B. | Thomas Alva Edison |
| C. | Benjamin Franklin |
| D. | Rudolf Diesel |
| Answer» D. Rudolf Diesel | |
| 56. |
What Karl Benz invented? |
| A. | Gasoline powered automobile |
| B. | Streetcar |
| C. | Glider |
| D. | Steam turbine |
| Answer» B. Streetcar | |
| 57. |
This English inventor is known as the 'Father of Computing.' |
| A. | Philo Farnsworth |
| B. | J. Presper Eckert |
| C. | John Mauchly |
| D. | Charles Babbage |
| Answer» E. | |
| 58. |
What J. B. Dunlop invented? |
| A. | Pneumatic rubber tire |
| B. | Automobile wheel rim |
| C. | Rubber boot |
| D. | Model airplanes |
| Answer» B. Automobile wheel rim | |
| 59. |
Which scientist discovered the radioactive element radium? |
| A. | Isaac Newton |
| B. | Albert Einstein |
| C. | Benjamin Franklin |
| D. | Marie Curie |
| Answer» E. | |
| 60. |
When was barb wire patented? |
| A. | 1874 |
| B. | 1840 |
| C. | 1895 |
| D. | 1900 |
| Answer» B. 1840 | |
| 61. |
What is the name of the CalTech seismologist who invented the scale used to measure the magnitude of earthquakes? |
| A. | Charles Richter |
| B. | Hiram Walker |
| C. | Giuseppe Mercalli |
| D. | Joshua Rumble |
| Answer» B. Hiram Walker | |
| 62. |
This statesman, politican, scholar, inventor, and one of early presidents of USA invented the swivel chair, the spherical sundial, the moldboard plow, and the cipher wheel. |
| A. | George Washington |
| B. | Alexander Hamilton |
| C. | John Adams |
| D. | Thomas Jefferson |
| Answer» E. | |
| 63. |
What Galileo invented? |
| A. | Barometer |
| B. | Pendulum clock |
| C. | Microscope |
| D. | Thermometer |
| Answer» E. | |
| 64. |
The initials JCB on earth-moving equipment are those of the founder of the company that makes it. What is his name? |
| A. | John Christopher Ballantyne |
| B. | Joseph Cyril Bamford |
| C. | John Christopher Baxter |
| D. | Jack Croxford Baker |
| Answer» C. John Christopher Baxter | |
| 65. |
When was Milk Tray first introduced? |
| A. | 1915 |
| B. | 1934 |
| C. | 1923 |
| D. | 1942 |
| Answer» B. 1934 | |
| 66. |
When was the toothbrush invented? |
| A. | 1770 |
| B. | 1765 |
| C. | 1790 |
| D. | 1742 |
| Answer» B. 1765 | |
| 67. |
When was the Raggedy Ann doll patented? |
| A. | 1915 |
| B. | 1920 |
| C. | 1919 |
| D. | 1911 |
| Answer» B. 1920 | |
| 68. |
FROZEN FOOD - Who discovered the first practical method of freezing food? |
| A. | C. Birdseye |
| B. | F. Rozenosh |
| C. | G. Findus |
| D. | R. Scott |
| Answer» B. F. Rozenosh | |
| 69. |
What item of apparel was invented by Ellery Chun, a Hawaiian clothing merchant, in 1931? |
| A. | String bikini |
| B. | Muumuu |
| C. | Aloha shirt |
| D. | Capri pants |
| Answer» D. Capri pants | |
| 70. |
Who invented Fountain Pen? |
| A. | John J. Loud |
| B. | Sir Frank Whittle |
| C. | Lewis E. Waterman |
| D. | Kirkpatrick Macmillan |
| Answer» D. Kirkpatrick Macmillan | |
| 71. |
Who synthesized the first wholly artificial gene? |
| A. | Hargobind Khorana |
| B. | J.J. Thompson |
| C. | Benjamin Franklin |
| D. | Meghnad Saha |
| Answer» B. J.J. Thompson | |
| 72. |
What Frank Whittle invented? |
| A. | Radar |
| B. | Ethyl gasoline |
| C. | Sonar |
| D. | Jet propulsion |
| Answer» E. | |
| 73. |
When was the first Lionel trains manufactured? |
| A. | 1920 |
| B. | 1890 |
| C. | 1901 |
| D. | 1944 |
| Answer» D. 1944 | |
| 74. |
What item, originally called the 'Whirlwind', was invented by Ives McGaffey in 1869? |
| A. | Blender |
| B. | Electric mixer |
| C. | Washing machine |
| D. | Vacuum cleaner |
| Answer» E. | |
| 75. |
It travels over land and water. Who invented the HOVERCRAFT? |
| A. | S. Sperrow |
| B. | O. Stricheg |
| C. | T. Henman |
| D. | C. Cockerell |
| Answer» E. | |
| 76. |
In which decade was the AEEE (now the IEEE) founded? |
| A. | 1850s |
| B. | 1880s |
| C. | 1930s |
| D. | 1950s |
| Answer» C. 1930s | |
| 77. |
What type of system did Paul Nipkow, John Baird, and Charles Jenkins all invent? |
| A. | Telephone |
| B. | Early Warning |
| C. | Electricity |
| D. | Television |
| Answer» E. | |
| 78. |
What Sir Isaac Newton invented? |
| A. | Reflecting telescope |
| B. | Chronometer |
| C. | Microscope |
| D. | Spectacles |
| Answer» B. Chronometer | |
| 79. |
Who invented Bicycle? |
| A. | Leo H Baekeland |
| B. | Karl Benz |
| C. | Evangelista Torricelli |
| D. | Kirkpatrick Macmillan |
| Answer» E. | |
| 80. |
What African-American inventor received 5 patents in the field of shoemaking? |
| A. | Elijah McCoy |
| B. | Jan Ernst Matzeliger |
| C. | Ernest Just |
| D. | Lewis Latimer |
| Answer» C. Ernest Just | |
| 81. |
Who developed the idea of Crop Rotation? |
| A. | Potato Peterson |
| B. | Turnip Townsend |
| C. | Cabbage Carlson |
| D. | Swede Svenson |
| Answer» C. Cabbage Carlson | |
| 82. |
What toy was invented by Joshua Lionel Cowen around 1900? |
| A. | Raggedy Ann doll |
| B. | Yo-yo |
| C. | Electric train |
| D. | Tinkertoys |
| Answer» D. Tinkertoys | |
| 83. |
CORN FLAKES - Who made them first? |
| A. | Nabisco |
| B. | Kellogg |
| C. | Quaker |
| D. | Archers |
| Answer» C. Quaker | |
| 84. |
This African-American woman physical therapist worked with soldiers disabled in World War II. She invented a device that helped the disabled to eat by delivering food through a tube to a mouthpiece. |
| A. | Bessie Blount |
| B. | Marjorie Joyner |
| C. | Mae Jamison |
| D. | Beulah Henry |
| Answer» B. Marjorie Joyner | |
| 85. |
What invention by Garnet Carter made its debut at the Fairyland Inn Resort in Lookout Mountain, Tennessee, in 1927? |
| A. | Miniature golf |
| B. | Swimming pool slide |
| C. | Ski lift |
| D. | Golf cart |
| Answer» B. Swimming pool slide | |
| 86. |
For over 500 years, paper was only available and sold as single sheets. In 1902, an inventive Australian used half size sheets of paper, a bit of glue and cardboard to create the what? |
| A. | Notepad |
| B. | Calendar |
| C. | Notice Board |
| D. | Telephone Book |
| Answer» B. Calendar | |
| 87. |
William Frederick is credited with the invention of the modern frisbee in the mid 1950's. In 1957 the Wham-O Company bought his idea and the rest is history. They named the toy after William Frisbie who was a ________? |
| A. | Pie maker |
| B. | Owner of a pizza parlor |
| C. | Student at Yale |
| D. | Ceramic plate designer |
| Answer» B. Owner of a pizza parlor | |
| 88. |
Who invented Bakelite? |
| A. | Charles Goodyear |
| B. | Leo Hendrik Baekeland |
| C. | Roy Plunkett |
| D. | Henry Ford |
| Answer» C. Roy Plunkett | |
| 89. |
What beverage was invented by Charles Alderton in 1885 in Waco, Texas? |
| A. | Cream soda |
| B. | Coca-Cola |
| C. | Dr. Pepper |
| D. | Sprite |
| Answer» D. Sprite | |
| 90. |
Who invented fuel cells in 1839? |
| A. | Buckminster Fuller |
| B. | Sir William Grove |
| C. | Sylvester Graham |
| D. | Joyce Hall |
| Answer» C. Sylvester Graham | |
| 91. |
The ELECTRIC BATTERY, who's charged with inventing this one? |
| A. | Hertz |
| B. | Amper |
| C. | Galvani |
| D. | Volta |
| Answer» E. | |
| 92. |
Who invented the phonograph? |
| A. | Thomas Edison |
| B. | John Kruesi |
| C. | Jules Levy |
| D. | Alexander Graham Bell |
| Answer» C. Jules Levy | |
| 93. |
Who invented the Seed Drill? |
| A. | Jethro Tull |
| B. | Arlo Guthrie |
| C. | Woodie Guthrie |
| D. | Thomas Hines |
| Answer» B. Arlo Guthrie | |
| 94. |
What drink was invented by Charles Leiper Grigg in 1929? |
| A. | 7-Up |
| B. | Yoo-Hoo |
| C. | Pepsi |
| D. | Hawaiian Punch |
| Answer» B. Yoo-Hoo | |
| 95. |
What office item was invented by Bette Nesmith Graham in 1951? |
| A. | Fax machine |
| B. | Stapler |
| C. | Liquid Paper |
| D. | Copy machine |
| Answer» D. Copy machine | |
| 96. |
Who came up with the idea for INSTANT MASHED POTATO? |
| A. | S. Tuberosum |
| B. | W. Raleigh |
| C. | E. Asselbergs |
| D. | K. Edwards |
| Answer» D. K. Edwards | |
| 97. |
What George Pullman invented? |
| A. | Sleeping (railway) car |
| B. | Airship |
| C. | Box car (railway) |
| D. | Air brakes |
| Answer» B. Airship | |
| 98. |
In the 1700s, who would pay the postage fee for letters before the stamp was invented? |
| A. | The sender |
| B. | There was no fee |
| C. | The receiver of the letter |
| D. | The post office |
| Answer» D. The post office | |
| 99. |
What toy did George Lerner create for Hasbro company in 1952? |
| A. | Sit and Spin |
| B. | Talking baby doll |
| C. | Mr. Potato Head |
| D. | Hula hoop |
| Answer» D. Hula hoop | |
| 100. |
For whom high heeled shoes were invented? |
| A. | Cleopatra |
| B. | Queen Elizabeth I |
| C. | King Louis the XIV |
| D. | King Charles II |
| Answer» D. King Charles II | |