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.

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Inventors and Scientific Discoveries Questions

Multiple choice

Who invented Labanotation?

  1. Rudolf Laban

  2. Margaret Morris

  3. Vera Maletic

  4. Ann Hutchinson Guest
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Rudolf Laban invented Labanotation in the early 20th century.

Multiple choice

Who is considered the 'Father of Modern Transportation Engineering'?

  1. Thomas Telford

  2. John Loudon McAdam

  3. George Stephenson

  4. James Watt
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Thomas Telford, a Scottish engineer, is widely regarded as the 'Father of Modern Transportation Engineering' for his pioneering work in road construction, bridge building, and canal development.

Multiple choice

Who is credited with developing the first successful airplane?

  1. Wright Brothers

  2. Leonardo da Vinci

  3. Samuel Langley

  4. Otto Lilienthal
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The Wright Brothers, Orville and Wilbur, achieved the first successful powered airplane flight in 1903, marking a pivotal moment in aviation history.

Multiple choice

Who is credited with designing and building the first successful rigid airship?

  1. Count Ferdinand von Zeppelin

  2. Alberto Santos-Dumont

  3. Orville and Wilbur Wright

  4. Glenn Curtiss
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Count Ferdinand von Zeppelin's LZ 1 was the first rigid airship to fly successfully.

Multiple choice

Which invention made it possible for humans to fly?

  1. Hot Air Balloon

  2. Glider

  3. Airplane

  4. Helicopter
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

The airplane, invented by the Wright brothers in 1903, was the first successful heavier-than-air flying machine.

Multiple choice

What discovery led to the development of modern chemistry?

  1. Periodic Table

  2. Atomic Theory

  3. Law of Conservation of Mass

  4. Avogadro's Number
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The periodic table, developed by Dmitri Mendeleev in the 19th century, organized the known elements based on their properties and atomic weights, providing a framework for understanding chemical reactions.

Multiple choice

What discovery led to the development of modern genetics?

  1. Mendel's Laws of Inheritance

  2. DNA Structure

  3. Genetic Code

  4. Gene Editing
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Mendel's laws of inheritance, discovered by Gregor Mendel in the 19th century, laid the foundation for modern genetics.

Multiple choice

Who coined the term "technological determinism"?

  1. Thomas Edison

  2. Karl Marx

  3. Jacques Ellul

  4. Herbert Marcuse
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Jacques Ellul, a French philosopher and sociologist, coined the term "technological determinism" in his book "The Technological Society" (1954).

Multiple choice

Who predicted the existence of gravitational waves?

  1. Albert Einstein

  2. Isaac Newton

  3. James Clerk Maxwell

  4. Michael Faraday
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Albert Einstein predicted the existence of gravitational waves in 1915 as a consequence of his theory of general relativity.

Multiple choice

Which of the following is a major contribution of the New Philosophy of Science?

  1. The development of the scientific method

  2. The discovery of the laws of motion

  3. The development of calculus

  4. The discovery of the circulation of blood
Reveal answer Fill a bubble to check yourself
Correct answer
Explanation

All of the above are major contributions of the New Philosophy of Science.

Multiple choice

Who developed the Cunningham Notation system?

  1. Rudolf von Laban

  2. Joan Benesh

  3. Noa Eshkol and Avshalom Wachman

  4. Merce Cunningham
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Merce Cunningham developed the Cunningham Notation system, a system of dance notation that uses symbols to represent body movements, gestures, and spatial relationships.

Multiple choice

Which mathematician proved that Hex is NP-complete?

  1. Richard Karp

  2. John Nash

  3. Claude Shannon

  4. Alan Turing
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Richard Karp proved that Hex is NP-complete in 1979, showing that it is one of the hardest problems in computer science to solve.

Multiple choice

Who is credited with developing the first vaccine?

  1. Edward Jenner

  2. Louis Pasteur

  3. Robert Koch

  4. Alexander Fleming
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Edward Jenner, an English physician, is credited with developing the first vaccine in 1796. He used cowpox to immunize against smallpox.

Multiple choice

Which scientist developed the polio vaccine?

  1. Jonas Salk

  2. Albert Sabin

  3. Maurice Hilleman

  4. Samuel Plotkin
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Jonas Salk, an American virologist, developed the first polio vaccine in 1955. His vaccine was an inactivated poliovirus vaccine, which was administered by injection.

Multiple choice

Which electronic music pioneer is known for his innovative use of computer technology in music?

  1. Iannis Xenakis

  2. John Chowning

  3. Max Mathews

  4. David Cope
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

John Chowning, an American computer scientist and composer, is renowned for his pioneering work in computer music, developing innovative techniques for synthesizing and manipulating sounds using computers.