“The Knowledge Library”

Knowledge for All, without Barriers……….
An Initiative by: Kausik Chakraborty.

The Knowledge Library

Scientific Discoveries and Inventions MCQs for all Competitive Exams

For ➤ Science-GK

Q. Who invented the telephone?

A) Alexander Graham Bell

B) Thomas Edison

C) Nikola Tesla

D) Guglielmo Marconi

Answer: A) Alexander Graham Bell

Q. What did Isaac Newton discover?

A) Laws of Motion

B) Electromagnetism

C) Quantum Mechanics

D) Relativity

Answer: A) Laws of Motion

Q. Who is known as the father of modern chemistry?

A) Antoine Lavoisier

B) Dmitri Mendeleev

C) Marie Curie

D) Robert Boyle

Answer: A) Antoine Lavoisier

Q. Who invented the World Wide Web?

A) Tim Berners-Lee

B) Vinton Cerf

C) Bill Gates

D) Steve Jobs

Answer: A) Tim Berners-Lee

Q. Who discovered penicillin?

A) Alexander Fleming

B) Louis Pasteur

C) Joseph Lister

D) Robert Koch

Answer: A) Alexander Fleming

Q. What did James Watt improve?

A) The steam engine

B) The light bulb

C) The printing press

D) The telephone

Answer: A) The steam engine

Q. Who is credited with the discovery of electricity?

A) Benjamin Franklin

B) Thomas Edison

C) Nikola Tesla

D) Michael Faraday

Answer: A) Benjamin Franklin

Q. Who developed the theory of relativity?

A) Albert Einstein

B) Isaac Newton

C) Galileo Galilei

D) Niels Bohr

Answer: A) Albert Einstein

Q. Who discovered the circulation of blood?

A) William Harvey

B) Andreas Vesalius

C) Hippocrates

D) Galen

Answer: A) William Harvey

Q. Who invented the first successful airplane?

 A) Wright brothers

 B) Charles Lindbergh

 C) Amelia Earhart

 D) Howard Hughes

 Answer: A) Wright brothers

Q. What did Galileo Galilei discover?

 A) Moons of Jupiter

 B) Laws of Planetary Motion

 C) Gravity

 D) Periodic Table

 Answer: A) Moons of Jupiter

Q. Who invented the first practical telephone?

 A) Alexander Graham Bell

 B) Elisha Gray

 C) Thomas Edison

 D) Michael Faraday

 Answer: A) Alexander Graham Bell

Q. Who invented the first mechanical computer?

 A) Charles Babbage

 B) Alan Turing

 C) John von Neumann

 D) Blaise Pascal

 Answer: A) Charles Babbage

Q. Who discovered the structure of DNA?

 A) Watson and Crick

 B) Linus Pauling

 C) Rosalind Franklin

 D) Gregor Mendel

 Answer: A) Watson and Crick

Q. Who invented the light bulb?

 A) Thomas Edison

 B) Nikola Tesla

 C) George Westinghouse

 D) Alexander Graham Bell

 Answer: A) Thomas Edison

Q. Who discovered radioactivity?

 A) Henri Becquerel

 B) Marie Curie

 C) Ernest Rutherford

 D) Wilhelm Röntgen

 Answer: A) Henri Becquerel

Q. Who invented the first practical automobile?

 A) Karl Benz

 B) Henry Ford

 C) Gottlieb Daimler

 D) Rudolf Diesel

 Answer: A) Karl Benz

Q. Who discovered the law of gravitation?

 A) Isaac Newton

 B) Albert Einstein

 C) Johannes Kepler

 D) Galileo Galilei

 Answer: A) Isaac Newton

Q. Who is known as the father of genetics?

 A) Gregor Mendel

 B) Charles Darwin

 C) Alfred Wallace

 D) James Watson

 Answer: A) Gregor Mendel

Q. Who invented the polio vaccine?

 A) Jonas Salk

 B) Louis Pasteur

 C) Alexander Fleming

 D) Robert Koch

 Answer: A) Jonas Salk

Q. Who invented the steam locomotive?

 A) George Stephenson

 B) James Watt

 C) Richard Trevithick

 D) Thomas Newcomen

 Answer: A) George Stephenson

Q. Who discovered X-rays?

 A) Wilhelm Röntgen

 B) Marie Curie

 C) Henri Becquerel

 D) Nikola Tesla

 Answer: A) Wilhelm Röntgen

Q. Who developed the periodic table?

 A) Dmitri Mendeleev

 B) Antoine Lavoisier

 C) John Dalton

 D) J.J. Thomson

 Answer: A) Dmitri Mendeleev

Q. Who is credited with inventing the microscope?

 A) Zacharias Janssen

 B) Antonie van Leeuwenhoek

 C) Robert Hooke

 D) Galileo Galilei

 Answer: A) Zacharias Janssen

Q. Who discovered the electron?

 A) J.J. Thomson

 B) Ernest Rutherford

 C) Niels Bohr

 D) James Chadwick

 Answer: A) J.J. Thomson

Q. Who invented the vaccine for rabies?

 A) Louis Pasteur

 B) Edward Jenner

 C) Jonas Salk

 D) Robert Koch

 Answer: A) Louis Pasteur

Q. Who discovered the neutron?

 A) James Chadwick

 B) Ernest Rutherford

 C) Niels Bohr

 D) Enrico Fermi

 Answer: A) James Chadwick

Q. Who invented the phonograph?

 A) Thomas Edison

 B) Alexander Graham Bell

 C) Nikola Tesla

 D) Guglielmo Marconi

 Answer: A) Thomas Edison

Q. Who is known as the father of microbiology?

 A) Antonie van Leeuwenhoek

 B) Robert Koch

 C) Louis Pasteur

 D) Joseph Lister

 Answer: A) Antonie van Leeuwenhoek

Q. Who discovered the law of electromagnetic induction?

 A) Michael Faraday

 B) James Clerk Maxwell

 C) Nikola Tesla

 D) Heinrich Hertz

 Answer: A) Michael Faraday

Q. Who invented the first electronic computer?

 A) John Atanasoff and Clifford Berry

 B) Charles Babbage

 C) Alan Turing

 D) Konrad Zuse

 Answer: A) John Atanasoff and Clifford Berry

Q. Who is credited with the discovery of the proton?

 A) Ernest Rutherford

 B) J.J. Thomson

 C) James Chadwick

 D) Niels Bohr

 Answer: A) Ernest Rutherford

Q. Who developed the polio vaccine?

 A) Jonas Salk

 B) Alexander Fleming

 C) Louis Pasteur

 D) Robert Koch

 Answer: A) Jonas Salk

Q. Who invented the first successful printing press?

 A) Johannes Gutenberg

 B) William Caxton

 C) Aldus Manutius

 D) Laurens Janszoon Coster

 Answer: A) Johannes Gutenberg

Q. Who discovered the circulation of blood?

 A) William Harvey

 B) Andreas Vesalius

 C) Hippocrates

 D) Galen

 Answer: A) William Harvey

Q. Who invented the barometer?

 A) Evangelista Torricelli

 B) Galileo Galilei

 C) Blaise Pascal

 D) Robert Hooke

 Answer: A) Evangelista Torricelli

Q. Who is known as the father of modern physics?

 A) Albert Einstein

 B) Isaac Newton

 C) Galileo Galilei

 D) Niels Bohr

 Answer: A) Albert Einstein

Q. Who invented the electric motor?

 A) Michael Faraday

 B) Thomas Edison

 C) Nikola Tesla

 D) George Westinghouse

 Answer: A) Michael Faraday

Q. Who discovered the structure of the atom?

 A) Ernest Rutherford

 B) Niels Bohr

 C) J.J. Thomson

 D) John Dalton

 Answer: A) Ernest Rutherford

Q. Who developed the theory of evolution?

 A) Charles Darwin

 B) Alfred Wallace

 C) Gregor Mendel

 D) Jean-Baptiste Lamarck

 Answer: A) Charles Darwin

Q. Who invented the first practical incandescent light bulb?

 A) Thomas Edison

 B) Nikola Tesla

 C) George Westinghouse

 D) Alexander Graham Bell

 Answer: A) Thomas Edison

Q. Who discovered the photoelectric effect?

 A) Albert Einstein

 B) Max Planck

 C) Niels Bohr

 D) Werner Heisenberg

 Answer: A) Albert Einstein

Q. Who invented the first practical electric battery?

 A) Alessandro Volta

 B) Michael Faraday

 C) Thomas Edison

 D) Nikola Tesla

 Answer: A) Alessandro Volta

Q. Who discovered the electron?

 A) J.J. Thomson

 B) Ernest Rutherford

 C) Niels Bohr

 D) James Chadwick

 Answer: A) J.J. Thomson

Q. Who invented the mechanical calculator?

 A) Blaise Pascal

 B) Charles Babbage

 C) Gottfried Wilhelm Leibniz

 D) John Napier

 Answer: A) Blaise Pascal

Q. Who discovered the double helix structure of DNA?

 A) Watson and Crick

 B) Linus Pauling

 C) Rosalind Franklin

 D) Gregor Mendel

 Answer: A) Watson and Crick

Q. Who is known as the father of modern chemistry?

 A) Antoine Lavoisier

 B) Dmitri Mendeleev

 C) Marie Curie

 D) Robert Boyle

 Answer: A) Antoine Lavoisier

Q. Who invented the first practical steam engine?

 A) Thomas Newcomen

 B) James Watt

 C) George Stephenson

 D) Richard Trevithick

 Answer: A) Thomas Newcomen

Q. Who discovered the law of universal gravitation?

 A) Isaac Newton

 B) Albert Einstein

 C) Johannes Kepler

 D) Galileo Galilei

 Answer: A) Isaac Newton

Q. Who developed the quantum theory?

 A) Max Planck

 B) Albert Einstein

 C) Niels Bohr

 D) Werner Heisenberg

 Answer: A) Max Planck

Q. Who invented the telescope?

 A) Hans Lippershey

 B) Galileo Galilei

 C) Isaac Newton

 D) Johannes Kepler

 Answer: A) Hans Lippershey

Q. Who is known as the father of modern physics?

 A) Albert Einstein

 B) Isaac Newton

 C) Galileo Galilei

 D) Niels Bohr

 Answer: A) Albert Einstein

Q. Who discovered the neutron?

 A) James Chadwick

 B) Ernest Rutherford

 C) Niels Bohr

 D) Enrico Fermi

 Answer: A) James Chadwick

Q. Who invented the phonograph?

 A) Thomas Edison

 B) Alexander Graham Bell

 C) Nikola Tesla

 D) Guglielmo Marconi

 Answer: A) Thomas Edison

Q. Who discovered the photoelectric effect?

 A) Albert Einstein

 B) Max Planck

 C) Niels Bohr

 D) Werner Heisenberg

 Answer: A) Albert Einstein

Q. Who invented the steam locomotive?

 A) George Stephenson

 B) James Watt

 C) Richard Trevithick

 D) Thomas Newcomen

 Answer: A) George Stephenson

Q. Who developed the periodic table?

 A) Dmitri Mendeleev

 B) Antoine Lavoisier

 C) John Dalton

 D) J.J. Thomson

 Answer: A) Dmitri Mendeleev

Q. Who is known as the father of modern chemistry?

 A) Antoine Lavoisier

 B) Dmitri Mendeleev

 C) Marie Curie

 D) Robert Boyle

 Answer: A) Antoine Lavoisier

Q. Who discovered the circulation of blood?

 A) William Harvey

 B) Andreas Vesalius

 C) Hippocrates

 D) Galen

 Answer: A) William Harvey

Q. Who invented the electric motor?

 A) Michael Faraday

 B) Thomas Edison

 C) Nikola Tesla

 D) George Westinghouse

 Answer: A) Michael Faraday

Sign up to Receive Awesome Content in your Inbox, Frequently.

We don’t Spam!
Thank You for your Valuable Time

Also Read  General Science: Questions and Answers : Part-11

Share this post

error: Content is protected !!