General Awareness · 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. Sriram Kalyan

  2. Theodore Schwann

  3. Robert

  4. Luc Montagnier

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

Luc Montagnier and Françoise Barré-Sinoussi were awarded the Nobel Prize in 2008 for discovering HIV. They first isolated the virus at the Pasteur Institute in France in 1983. This was a landmark discovery in virology that led to better understanding and treatment of AIDS.

Multiple choice general knowledge
  1. Algae

  2. Fungi

  3. Bacteria

  4. Virus

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

Antonie van Leeuwenhoek was the first to observe and document bacteria in the 1670s using his single-lens microscopes. He called them 'animalcules' and is considered the father of microbiology. He did not discover algae, fungi, or viruses, and his work predated virus discovery.

Multiple choice general knowledge
  1. Arthur Kohrenberg

  2. James D Watson

  3. Francis H Crick

  4. Maurice Wilkins

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

Arthur Kornberg discovered DNA polymerases in 1956 and won the Nobel Prize for this work in 1959. DNA polymerases are enzymes that synthesize DNA molecules and are essential for DNA replication. Watson and Crick discovered DNA structure, not the polymerase enzymes.

Multiple choice general knowledge
  1. Fleming

  2. Mcmillan

  3. Macmillan

  4. Colt

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

Kirkpatrick Macmillan (also spelled McMillan) invented the first rear-wheel-driven bicycle in 1839-1840. Fleming discovered penicillin. Colt invented the revolver. The question tests bicycle invention history, though claims about early bicycles are sometimes debated.

Multiple choice general knowledge
  1. Ross

  2. monica

  3. joey

  4. chandler

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

In the episode 'The One Where Ross Invents the Got Milk' joke, Ross genuinely believes he invented the famous 'Got Milk?' advertising slogan. This is a classic example of Ross's pretentiousness and tendency to make grandiose claims. His friends naturally mock him for this ridiculous assertion, as the campaign was well-known and not created by him.

Multiple choice general knowledge
  1. From its inventor, the German Rudolf Diesel.

  2. From the fuel used obviously Diesel

  3. People buying a Diesel, dir maintaining it and then Sell it

  4. Sir Di-esel invented it

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

The diesel engine is named after its inventor, Rudolf Diesel, a German engineer who developed the engine in the 1890s. Diesel patented his compression-ignition engine design in the 1890s, and the engine was subsequently named after him, similar to how the diesel fuel itself is named for the engine it powers. This naming convention follows the common practice of naming inventions after their creators.

Multiple choice general knowledge
  1. Morris Minor

  2. Alex Moulton

  3. Alec Issigonis

  4. Jack Daniels

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

Alec Issigonis designed the original Mini, which was launched in 1959. The Mini was revolutionary for its transverse engine layout and front-wheel drive, allowing maximum interior space in a small footprint. Issigonis is considered one of the most influential automotive designers.

Multiple choice general knowledge
  1. Alfred B. Nobel

  2. Thomas Alva Edison

  3. Benjamin Franklin

  4. Rudolf Diesel

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

Benjamin Franklin invented bifocal lenses in the 1780s to address his own vision problems, allowing him to see both near and far with the same glasses. Alfred Nobel is known for dynamite, Edison for the light bulb and phonograph, and Diesel for the diesel engine.

Multiple choice general knowledge
  1. John J. Loud

  2. Sir Frank Whittle

  3. Lewis E. Waterman

  4. Kirkpatrick Macmillan

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

Lewis E. Waterman invented the practical fountain pen in 1884 after losing a sale contract due to a leaking pen. He invented a reliable ink feed system using capillary action and gravity. John Loud designed an early ballpoint pen, Whittle invented the jet engine, and Macmillan is associated with early bicycle development.

Multiple choice general knowledge
  1. Dr. Alan M. Turing

  2. John J. Loud

  3. Otto

  4. Roger Bacon

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

John J. Loud patented an early ballpoint pen in 1888 for marking on rough surfaces like leather, but it was not commercially successful. The modern ballpoint pen was developed by Laszlo Biro in the 1930s. Alan Turing was a computer scientist, Otto is associated with the internal combustion engine, and Roger Bacon was a medieval philosopher.

Multiple choice general knowledge
  1. Sir Frank Whittle

  2. Gottlieb Daimler

  3. Roger Bacon

  4. Lewis E. Waterman

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

Sir Frank Whittle invented the turbojet engine in the 1930s, patenting the design in 1930 and successfully demonstrating it in 1937. His invention revolutionized aviation by enabling jet-powered flight. Daimler developed early gasoline engines, Bacon was a medieval scholar, and Waterman invented the fountain pen.

Multiple choice general knowledge
  1. Dr. Alan M. Turing

  2. Roger Bacon

  3. G. Ferdinand Von Zeppelin

  4. Otto

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

Count Ferdinand von Zeppelin invented the rigid airship (the zeppelin) in the late 19th century, featuring a metal framework that maintained the airship's shape. Alan Turing was a computer scientist, Roger Bacon was a medieval philosopher, and Otto is associated with the internal combustion engine.