General Awareness ยท Science General

Inventors and Scientific Discoveries

4,616 Questions

This hub provides questions related to great inventors and their scientific discoveries. It covers the inventors of the telephone, radio, and microchips, alongside Nobel Prize winners. These facts are crucial for the general awareness section of major competitive exams.

Famous inventionsNobel Prize winnersScientific conceptsKey inventors

Inventors and Scientific Discoveries Questions

Multiple choice general knowledge
  1. Neil Wayne

  2. Kim Richardson

  3. Shane Clark

  4. Arthur Wynne

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Arthur Wynne created the first crossword puzzle for the New York World newspaper in 1913. His diamond-shaped word game evolved into the modern crossword format we know today, credited as the inventor.

Multiple choice general knowledge history
  1. Biro Brothers

  2. Waterman Brothers

  3. Write Brothers

  4. Bicc Brothers

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The ballpoint pen was invented by Laszlo Biro and his brother Gyorgy (the Biro Brothers) in the 1930s. The name 'biro' is still used as a generic term for ballpoint pens in some countries. Waterman Brothers are associated with fountain pens, not ballpoints. 'Write Brothers' and 'Bicc Brothers' appear to be fabricated distractors.

Multiple choice general knowledge history
  1. Automobile wheel rim

  2. Pneumatic rubber tire

  3. Rubber boot

  4. Model airplanes

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

John Boyd Dunlop invented the pneumatic (air-filled) rubber tire in 1887 for his son's tricycle, later revolutionizing bicycle and automobile tires. This was not an automobile wheel rim (that existed earlier), rubber boot, or model airplanes - the key invention was the air-filled rubber tire concept.

Multiple choice general knowledge math & puzzles
  1. John Kemeny and Tom Kurtz

  2. Henry fredrick

  3. James thomas

  4. Charles Bappage

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

BASIC (Beginner's All-purpose Symbolic Instruction Code) was developed by John Kemeny and Thomas Kurtz at Dartmouth College in 1964. They designed it as an easy-to-learn programming language for beginners. The other names listed are not associated with BASIC's development.

Multiple choice general knowledge history
  1. Isaac Newton

  2. Albert Einstein

  3. Benjamin Franklin

  4. Marie Curie

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Marie Curie, along with her husband Pierre Curie, discovered radium in 1898. She was a pioneering physicist and chemist who conducted pioneering research on radioactivity. Isaac Newton, Albert Einstein, and Benjamin Franklin made major scientific contributions but did not discover radium.

Multiple choice general knowledge history
  1. Barometer

  2. Pendulum clock

  3. Microscope

  4. Thermometer

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

To solve this question, the user needs to have knowledge about the history of science and the inventions made by Galileo.

Option A: Barometer - This option is incorrect as the barometer was invented by Evangelista Torricelli, not Galileo.

Option B: Pendulum clock - This option is incorrect as the pendulum clock was invented by Christiaan Huygens, not Galileo.

Option C: Microscope - This option is incorrect as the microscope was invented by Antonie van Leeuwenhoek, not Galileo.

Option D: Thermometer - This option is partially correct. Galileo did not invent the thermometer, but he did invent a type of thermometer called the thermoscope, which could indicate changes in temperature but did not have a scale to measure it. Later, others developed the thermometer with a scale.

Therefore, the correct answer is:

The Answer is: D

Multiple choice general knowledge history
  1. George Washington

  2. Alexander Hamilton

  3. John Adams

  4. Thomas Jefferson

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Thomas Jefferson, the third President of the United States, was a polymath who invented the swivel chair, spherical sundial, moldboard plow, and cipher wheel. He was not only a statesman and politician but also a scholar and inventor. George Washington, Alexander Hamilton, and John Adams were not known for these inventions.

Multiple choice general knowledge science & technology
  1. John Napier

  2. John Doe

  3. John Harrison

  4. John Douglas

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

John Napier, a Scottish mathematician, invented logarithms in 1614 and published logarithm tables. This revolutionized mathematical calculations. Options B, C, and D are not historical mathematicians associated with this invention.

Multiple choice general knowledge science & technology
  1. Karl Friedrich von Drais

  2. Peter Henlein

  3. Martin Cooper

  4. Dennis Gabor

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Martin Cooper invented the first handheld mobile phone in 1973 while working at Motorola, and made the first public call on a prototype in New York City. His invention revolutionized personal communication by making telephones truly portable for the first time.

Multiple choice general knowledge science & technology
  1. Bartolomeo Cristofori

  2. Werner von Siemens

  3. Hans von Ohain

  4. Brahamagupta

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Brahmagupta, a 7th-century Indian mathematician, was the first to formally define zero as a number and establish rules for arithmetic operations involving it. While other cultures used placeholder symbols, Brahmagupta treated zero as a number in its own right with specific mathematical properties.

Multiple choice general knowledge science & technology
  1. John Shepherd-Barron

  2. Philipp Reis

  3. Clarence Birdseye

  4. William Kennedy Dickson

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

John Shepherd-Barron invented the first automated teller machine (ATM) in 1967, which was installed by Barclays Bank in London. His invention was inspired by a chocolate vending machine and allowed customers to access cash outside of normal banking hours for the first time.

Multiple choice general knowledge science & technology
  1. John Shepherd-Barron

  2. Clarence Birdseye

  3. Philipp Reis

  4. William Kennedy Dickson

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

John Shepherd-Barron invented the first automated teller machine (ATM) in 1967, which was installed by Barclays Bank in London. His invention was inspired by a chocolate vending machine and allowed customers to access cash outside of normal banking hours for the first time.

Multiple choice general knowledge science & technology
  1. Bette Nesmith Graham and Laszlo Biro

  2. Nils Bohlin and Louis Braille

  3. Willem Einthoven and Douglas Engelbart

  4. Larry Page and Sergey Brin

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Larry Page and Sergey Brin founded Google in 1998 while they were Ph.D. students at Stanford University, developing a revolutionary search engine based on their PageRank algorithm. Their creation became the world's most widely used search engine and transformed how people access information on the internet.

Multiple choice general knowledge
  1. Herculus

  2. Leonardo da Vinci

  3. Edison

  4. Hitler

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Leonardo da Vinci sketched the first parachute design in his notebooks in the late 15th century. While modern parachutes were developed much later, da Vinci is credited with the original concept of a pyramid-shaped parachute-like device.