Inventions GK for preparation. ( AJKPSC KPPSC SPSC )
Who discovered Vitamin B?
A. Christiaan Eijkman
B. Katherine Scott Bishop
C. Cornelis Drebbel
D. Albert Szent-Gyorgi
Who invented a system of longitude and latitude?
A. Eratosthenes
B. Aristarchus
C. Eudoxus
D. Aristotle
Who invented the Xerox Machine?
A. Wilhelm Conrad
B. Carl Wilhelm Scheele
C. Chester Carlson
D. William Harvey
Who discovered X-ray?
A. Wilhelm Conrad Roentgen
B. Carl Wilhelm Scheele
C. Anders Celsius
D. William Harvey
Who invented the World Wide Web?
A. Karl Benz
B. Chester Carlson
C. Mary Anderson
D. Tim Berners Lee
Who invented the Windshield wipers?
A. Karl Benz
B. Chester Carlson
C. Mary Anderson
D. Karl Landsteiner
Who discovered Vitamin E?
A. Herbert McLean Evans
B. Katherine Scott Bishop
C. Both A and B
D. Karl Landsteiner
Who discovered Vitamin K?
A. Herbert McLean Evans
B. Robert Cailliau
C. Henrik Dam
D. Charles Richter
Who discovered Vitamin C?
A. Christiaan Eijkman
B. Katherine Scott Bishop
C. Cornelis Drebbel
D. Albert Szent-Gyorgi
Who discovered Vitamin A?
A. Otto Wichterle
B. Mary Anderson
C. Hubert Cecil Booth
D. Frederick Gowland Hopkins
Who invented the Vacuum Cleaner?
A. Otto Wichterle
B. Mary Anderson
C. Hubert Cecil Booth
D. Robert Moog
Who invented the Telephone?
A. Otto Wichterle
B. Graham Bell
C. Hubert Cecil
D. Robert Moog
Who invented the Typewriter?
A. Frederick Gowland Hopkins
B. Christopher Latham Sholes
C. Wilhelm Conrad Roentgen
D. Herbert McLean Evans
Who proposed the ‘Theory of Evolution’?
A. Gowland Hopkins
B. William Shockley
C. Galileo Galilei
D. Charles Darwin
Who invented the Thermometer?
A. Gowland Hopkins
B. William Shockley
C. Galileo Galilei
D. Robert Arthur Moog
Who invented the Synthesizer?
A. Otto Wichterle
B. Henri Giffard
C. Hubert Cecil
D. Robert Arthur Moog
Who invented the Soft Contact lenses?
A. Otto Wichterle
B. Henri Giffard
C. Hubert Cecil
D. Galileo
Who invented the Steam-Powered Airship?
A. Frederick Gowland
B. Henri Giffard
C. Mary Anderson
D. Henrik Dam
Who invented the Sewing Machine?
A. Frederick Gowland
B. Elias Howe
C. Mary Anderson
D. Henrik Dam
Who invented the Saxophone?
A. Robert Arthur
B. Adolphe Sax
C. Graham Bell
D. Rene Laennec
Who invented the Stethoscope?
A. Robert Arthur
B. Adolphe Sax
C. Graham Bell
D. Rene Laennec
Who invented the Submarine?
A. Elias Howe
B. Adolphe Sax
C. Graham Bell
D. Cornelis Drebbel
Who invented the Steam Boat?
A. Elias Howe
B. Charles Parsons
C. Robert Fulton
D. Cornelis Drebbel
Who invented the Steam Ship?
A. Charles Richter
B. Charles Parsons
C. Robert Fulton
D. Charles Parsons
Who invented the Ship (Turbine)?
A. Charles Richter
B. Charles Parsons
C. Otto Wichterle
D. Charles Parsons
Who invented the Richter Scale?
A. Charles Richter
B. Robert H. Goddard
C. Otto Wichterle
D. Charles Parsons
Who invented the Radio?
A. Guglielmo Marconi
B. Robert H. Goddard
C. Otto Wichterle
D. Charles Parsons
Who invented the Rocket Engine?
A. Elias Howe
B. Robert H. Goddard
C. Otto Wichterle
D. Charles Parsons
Who invented the Rubber (vulcanized)?
A. Marie & Pierre Curie
B. Robert Fulton
C. Dmitri Mendeleev
D. Charles Goodyear
Who invented the Radium?
A. Marie & Pierre Curie
B. Robert Fulton
C. Dmitri Mendeleev
D. Charles Goodyear
Who invented the Refrigerator?
A. Rune Elmqvist
B. Guglielmo Marconi
C. William Cullen
D. Charles Goodyear
Who invented the Pacemaker?
A. Rune Elmqvist
B. Rene Laennec
C. Dmitri Mendeleev
D. Charles Goodyear
Who invented the Penicillin?
A. Jonas Edward Salk
B. Rene Laennec
C. Dmitri Mendeleev
D. Alexander Fleming
Who invented the Periodic Table?
A. Jonas Edward Salk
B. Rene Laennec
C. Dmitri Mendeleev
D. Alexander Fleming
Who developed the Polio Vaccine?
A. Jonas Edward Salk
B. Rene Laennec
C. Henri Gifford
D. Alexander Fleming
Who invented the Parachute?
A. Louis-Sebastien Lenormand
B. Christian Schonbein
C. Bartolomeo Cristofori
D. Johannes Gutenberg
Who invented the Printing Press?
A. William Cullen
B. Christian Schonbein
C. Bartolomeo Cristofori
D. Johannes Gutenberg
Who invented the Piano?
A. William Cullen
B. Christian Schonbein
C. Bartolomeo Cristofori
D. Karl Benz
Who discovered Ozone?
A. Dmitri Mendeleev
B. Christian Schonbein
C. Richard Gatling
D. Joseph Priestley