Scientific Discoveries and Inventions MCQs with Answers

Who is credited with the discovery of penicillin?
a) Alexander Fleming
b) Louis Pasteur
c) Marie Curie
d) Albert Einstein
Answer: a) Alexander Fleming

Who invented the telephone?
a) Alexander Graham Bell
b) Thomas Edison
c) Nikola Tesla
d) Guglielmo Marconi
Answer: a) Alexander Graham Bell

Who is known for the discovery of gravity?
a) Isaac Newton
b) Galileo Galilei
c) Albert Einstein
d) Nikola Tesla
Answer: a) Isaac Newton

Who discovered the theory of relativity?
a) Albert Einstein
b) Isaac Newton
c) Galileo Galilei
d) Nikola Tesla
Answer: a) Albert Einstein

Who invented the light bulb?
a) Thomas Edison
b) Alexander Graham Bell
c) Nikola Tesla
d) Benjamin Franklin
Answer: a) Thomas Edison

Who discovered the law of gravitation?
a) Isaac Newton
b) Galileo Galilei
c) Albert Einstein
d) Nikola Tesla
Answer: a) Isaac Newton

Who invented the computer?
a) Charles Babbage
b) Alan Turing
c) Steve Jobs
d) Bill Gates
Answer: a) Charles Babbage

Who discovered the theory of evolution?
a) Charles Darwin
b) Gregor Mendel
c) Louis Pasteur
d) Marie Curie
Answer: a) Charles Darwin

Who invented the steam engine?
a) James Watt
b) Thomas Edison
c) Nikola Tesla
d) Benjamin Franklin
Answer: a) James Watt

Who discovered the laws of motion?
a) Isaac Newton
b) Galileo Galilei
c) Albert Einstein
d) Nikola Tesla
Answer: a) Isaac Newton

Who invented the radio?
a) Guglielmo Marconi
b) Thomas Edison
c) Alexander Graham Bell
d) Nikola Tesla
Answer: a) Guglielmo Marconi

Who discovered the structure of DNA?
a) James Watson and Francis Crick
b) Rosalind Franklin
c) Gregor Mendel
d) Charles Darwin
Answer: a) James Watson and Francis Crick

Who invented the printing press?
a) Johannes Gutenberg
b) Leonardo da Vinci
c) Isaac Newton
d) Marie Curie
Answer: a) Johannes Gutenberg

Who discovered X-rays?
a) Wilhelm Conrad Roentgen
b) Albert Einstein
c) Nikola Tesla
d) Marie Curie
Answer: a) Wilhelm Conrad Roentgen

Who invented the microscope?
a) Antonie van Leeuwenhoek
b) Louis Pasteur
c) Robert Hooke
d) Galileo Galilei
Answer: a) Antonie van Leeuwenhoek

Who discovered the theory of general relativity?
a) Albert Einstein
b) Isaac Newton
c) Galileo Galilei
d) Nikola Tesla
Answer: a) Albert Einstein

Who invented the airplane?
a) Orville and Wilbur Wright
b) Thomas Edison
c) Nikola Tesla
d) Benjamin Franklin
Answer: a) Orville and Wilbur Wright

Who discovered the laws of heredity?
a) Gregor Mendel
b) Charles Darwin
c) James Watson and Francis Crick
d) Rosalind Franklin
Answer: a) Gregor Mendel

Who invented the telegraph?
a) Samuel Morse
b) Alexander Graham Bell
c) Guglielmo Marconi
d) Nikola Tesla
Answer: a) Samuel Morse

Who discovered the theory of electromagnetism?
a) James Clerk Maxwell
b) Isaac Newton
c) Galileo Galilei
d) Nikola Tesla
Answer: a) James Clerk Maxwell

Who invented the computer programming language?
a) Ada Lovelace
b) Alan Turing
c) Charles Babbage
d) Steve Jobs
Answer: a) Ada Lovelace

Who discovered the law of conservation of energy?
a) James Prescott Joule
b) Albert Einstein
c) Isaac Newton
d) Nikola Tesla
Answer: a) James Prescott Joule

Who invented the first practical electric battery?
a) Alessandro Volta
b) Benjamin Franklin
c) Thomas Edison
d) Nikola Tesla
Answer: a) Alessandro Volta

Who discovered the concept of radioactivity?
a) Marie Curie
b) Albert Einstein
c) Isaac Newton
d) Nikola Tesla
Answer: a) Marie Curie

Who invented the electric motor?
a) Michael Faraday
b) Thomas Edison
c) Nikola Tesla
d) Benjamin Franklin
Answer: a) Michael Faraday

Who discovered the law of conservation of mass?
a) Antoine Lavoisier
b) Isaac Newton
c) Galileo Galilei
d) Nikola Tesla
Answer: a) Antoine Lavoisier

Who invented the first practical camera?
a) Louis Daguerre
b) Thomas Edison
c) Alexander Graham Bell
d) Nikola Tesla
Answer: a) Louis Daguerre

Who discovered the concept of atomic structure?
a) Niels Bohr
b) Albert Einstein
c) Isaac Newton
d) Nikola Tesla
Answer: a) Niels Bohr

Who invented the first practical electric generator?
a) Michael Faraday
b) Thomas Edison
c) Nikola Tesla
d) Benjamin Franklin
Answer: a) Michael Faraday

Who discovered the principle of natural selection?
a) Charles Darwin
b) Gregor Mendel
c) James Watson and Francis Crick
d) Rosalind Franklin
Answer: a) Charles Darwin

Who invented the first practical steam-powered locomotive?
a) George Stephenson
b) James Watt
c) Nikola Tesla
d) Benjamin Franklin
Answer: a) George Stephenson

Who discovered the concept of the Big Bang theory?
a) Georges Lemaître
b) Albert Einstein
c) Isaac Newton
d) Nikola Tesla
Answer: a) Georges Lemaître

Who invented the first practical electric telegraph?
a) Samuel Morse
b) Alexander Graham Bell
c) Guglielmo Marconi
d) Nikola Tesla
Answer: a) Samuel Morse

Who discovered the concept of black holes?
a) Stephen Hawking
b) Albert Einstein
c) Isaac Newton
d) Nikola Tesla
Answer: a) Stephen Hawking

Who invented the first practical electric power distribution system?
a) Thomas Edison
b) Nikola Tesla
c) Benjamin Franklin
d) James Watt
Answer: b) Nikola Tesla

Who discovered the concept of quantum mechanics?
a) Max Planck
b) Albert Einstein
c) Isaac Newton
d) Nikola Tesla
Answer: a) Max Planck

Who invented the first practical incandescent light bulb?
a) Thomas Edison
b) Alexander Graham Bell
c) Nikola Tesla
d) Benjamin Franklin
Answer: a) Thomas Edison

Who discovered the concept of general anesthesia?
a) William Morton
b) Louis Pasteur
c) Marie Curie
d) Gregor Mendel
Answer: a) William Morton

Who invented the first practical electric motor?
a) Michael Faraday
b) Thomas Edison
c) Nikola Tesla
d) Benjamin Franklin
Answer: a) Michael Faraday

Who discovered the concept of special relativity?
a) Albert Einstein
b) Isaac Newton
c) Galileo Galilei
d) Nikola Tesla
Answer: a) Albert Einstein

Who invented the first practical airplane?
a) Orville and Wilbur Wright
b) Thomas Edison
c) Nikola Tesla
d) Benjamin Franklin
Answer: a) Orville and Wilbur Wright

Who discovered the principle of vaccination?
a) Edward Jenner
b) Louis Pasteur
c) Marie Curie
d) Gregor Mendel
Answer: a) Edward Jenner

Who invented the first practical photographic film?
a) George Eastman
b) Thomas Edison
c) Alexander Graham Bell
d) Nikola Tesla
Answer: a) George Eastman

Who discovered the concept of nuclear fission?
a) Otto Hahn
b) Albert Einstein
c) Isaac Newton
d) Nikola Tesla
Answer: a) Otto Hahn

Who invented the first practical electric telegraph system?
a) Samuel Morse
b) Alexander Graham Bell
c) Guglielmo Marconi
d) Nikola Tesla
Answer: a) Samuel Morse

Who discovered the concept of genetics?
a) Gregor Mendel
b) Charles Darwin
c) James Watson and Francis Crick
d) Rosalind Franklin
Answer: a) Gregor Mendel

Who invented the first practical electric power plant?
a) Thomas Edison
b) Nikola Tesla
c) Benjamin Franklin
d) James Watt
Answer: a) Thomas Edison

Who discovered the concept of the double helix structure of DNA?
a) James Watson and Francis Crick
b) Rosalind Franklin
c) Gregor Mendel
d) Charles Darwin
Answer: a) James Watson and Francis Crick

Who invented the first practical sewing machine?
a) Elias Howe
b) Isaac Singer
c) Thomas Edison
d) Nikola Tesla
Answer: a) Elias Howe

Who discovered the concept of electromagnetism?
a) Hans Christian Ørsted
b) Albert Einstein
c) Isaac Newton
d) Nikola Tesla
Answer: a) Hans Christian Ørsted

Who invented the first practical typewriter?
a) Christopher Sholes
b) Thomas Edison
c) Alexander Graham Bell
d) Nikola Tesla
Answer: a) Christopher Sholes

Who discovered the concept of the periodic table of elements?
a) Dmitri Mendeleev
b) Louis Pasteur
c) Marie Curie
d) Gregor Mendel
Answer: a) Dmitri Mendeleev

Who invented the first practical electric car?
a) Thomas Davenport
b) Karl Benz
c) Nikola Tesla
d) Benjamin Franklin
Answer: a) Thomas Davenport

Who discovered the concept of antibiotics?
a) Alexander Fleming
b) Louis Pasteur
c) Marie Curie
d) Albert Einstein
Answer: a) Alexander Fleming

Who invented the first practical air conditioning system?
a) Willis Carrier
b) Thomas Edison
c) Nikola Tesla
d) Benjamin Franklin
Answer: a) Willis Carrier

Who discovered the concept of plate tectonics?
a) Alfred Wegener
b) Albert Einstein
c) Isaac Newton
d) Nikola Tesla
Answer: a) Alfred Wegener

Who invented the first practical refrigerator?
a) Carl von Linde
b) Thomas Edison
c) Alexander Graham Bell
d) Nikola Tesla
Answer: a) Carl von Linde

Who discovered the concept of the speed of light?
a) Ole Rømer
b) Albert Einstein
c) Isaac Newton
d) Nikola Tesla
Answer: a) Ole Rømer

Who invented the first practical motion picture camera?
a) Thomas Edison
b) Alexander Graham Bell
c) Nikola Tesla
d) Lumière brothers
Answer: a) Thomas Edison

Who discovered the concept of superconductivity?
a) Heike Kamerlingh Onnes
b) Albert Einstein
c) Isaac Newton
d) Nikola Tesla
Answer: a) Heike Kamerlingh Onnes

Who invented the first practical helicopter?
a) Igor Sikorsky
b) Thomas Edison
c) Nikola Tesla
d) Benjamin Franklin
Answer: a) Igor Sikorsky

Who discovered the concept of the Higgs boson?
a) Peter Higgs and François Englert
b) Albert Einstein
c) Isaac Newton
d) Nikola Tesla
Answer: a) Peter Higgs and François Englert

Who invented the first practical digital computer?
a) Alan Turing
b) Charles Babbage
c) Steve Jobs
d) Bill Gates
Answer: a) Alan Turing

Who discovered the concept of dark matter?
a) Vera Rubin
b) Albert Einstein
c) Isaac Newton
d) Nikola Tesla
Answer: a) Vera Rubin

Who invented the first practical electric washing machine?
a) Alva Fisher
b) Thomas Edison
c) Nikola Tesla
d) Benjamin Franklin
Answer: a) Alva Fisher

Who discovered the concept of the Doppler effect?
a) Christian Doppler
b) Albert Einstein
c) Isaac Newton
d) Nikola Tesla
Answer: a) Christian Doppler

Who invented the first practical television?
a) Philo Farnsworth
b) Thomas Edison
c) Alexander Graham Bell
d) Nikola Tesla
Answer: a) Philo Farnsworth

Who discovered the concept of nuclear fusion?
a) Hans Bethe
b) Albert Einstein
c) Isaac Newton
d) Nikola Tesla
Answer: a) Hans Bethe

Who invented the first practical microwave oven?
a) Percy Spencer
b) Thomas Edison
c) Nikola Tesla
d) Benjamin Franklin
Answer: a) Percy Spencer

Who discovered the concept of the greenhouse effect?
a) Svante Arrhenius
b) Louis Pasteur
c) Marie Curie
d) Albert Einstein
Answer: a) Svante Arrhenius

Who invented the first practical artificial heart?
a) Robert Jarvik
b) Thomas Edison
c) Nikola Tesla
d) Benjamin Franklin
Answer: a) Robert Jarvik

Who discovered the concept of blackbody radiation?
a) Max Planck
b) Albert Einstein
c) Isaac Newton
d) Nikola Tesla
Answer: a) Max Planck

Who invented the first practical pacemaker?
a) Wilson Greatbatch
b) Thomas Edison
c) Alexander Graham Bell
d) Nikola Tesla
Answer: a) Wilson Greatbatch

Who discovered the concept of genetics and heredity?
a) Gregor Mendel
b) Charles Darwin
c) James Watson and Francis Crick
d) Rosalind Franklin
Answer: a) Gregor Mendel

Who invented the first practical atomic bomb?
a) J. Robert Oppenheimer
b) Albert Einstein
c) Isaac Newton
d) Nikola Tesla
Answer: a) J. Robert Oppenheimer

Who discovered the concept of blood circulation?
a) William Harvey
b) Louis Pasteur
c) Marie Curie
d) Gregor Mendel
Answer: a) William Harvey

Who invented the first practical electron microscope?
a) Ernst Ruska
b) Thomas Edison
c) Alexander Graham Bell
d) Nikola Tesla
Answer: a) Ernst Ruska

Who discovered the concept of chaos theory?
a) Edward Lorenz
b) Albert Einstein
c) Isaac Newton
d) Nikola Tesla
Answer: a) Edward Lorenz

Who invented the first practical nuclear reactor?
a) Enrico Fermi
b) Thomas Edison
c) Nikola Tesla
d) Benjamin Franklin
Answer: a) Enrico Fermi

Who discovered the concept of the double-helix structure of DNA through X-ray crystallography?
a) Rosalind Franklin
b) James Watson and Francis Crick
c) Gregor Mendel
d) Charles Darwin
Answer: a) Rosalind Franklin

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