List of Famous Discoveries and Inventions of Scientists Online Quiz Test 2

There have been several discoveries and inventions by various scientists that have changed the way we live in and think about the universe. Having information about them is really important as questions related to them are often asked in various general knowledge related written exams as well as interviews. So in order to help you in assessing and also improving you knowledge about this topic, given below is a free online test about famous discoveries and inventions.

List of Famous Discoveries and Inventions of Scientists Online Quiz Test 2

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General Knowledge

1. Which of the following are the discoveries of Einstein?

Theory of relativity and photoelectric effect

X-rays and photoelectric effect

Radioactivity and photoelectric effect

Radioactivity ad theory of relativity

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Question 1 of 20

2. Oxygen was discovered by:

Joseph Priestley

Rutherford

William Ramsay

Neil Bohr

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Question 2 of 20

3. Which of the following scales was devised by Celsius?

Centigrade

None of these

Absolute

Fahren Heit

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Question 3 of 20

4. Insulin was discovered by ___________ ?

Alexander Fleming

Joseph E. Murray

Edmond Fischer

Dr. F. G, Banting

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Question 4 of 20

5. Who discovered the smallpox vaccine?

Joseph Lister

Edward Jenner

Louis Pasteur

Alexander Fleming

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Question 5 of 20

6. Who invented the internal combustion engine?

Carl Benz

Jacques Besson

Rudolf Diesel

Franco Modigliani

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Question 6 of 20

7. Which of the following pairs is incorrect?

Pasteur : Bacteriology

Newton : Law of Gravitation

Roentgen : X-rays

Faraday : Diffusion of Gases

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Question 7 of 20

8. Who propounded the theory that the Earth revolves round the Sun?

Copernicus

Galileo

Newton

Kepler

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Question 8 of 20

9. John Walker invented:

Safety Pin

Safety Match

Safety Razor

Safety Valve

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Question 9 of 20

10. Which scientist is credited with the discovery of noble gasses?

Rutherford

Madame

Cavendish

McDonald

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Question 10 of 20

11. Which of the following pairs of explorers and discoveries is incorrectly matched?

Robert Peary --- Green Land

Christopher Columbus --- North America

Marco Polo --- India

James Cook --- Australia and New Zealand

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Question 11 of 20

12. Who invented the laser?

Fred Morrisson

Charles H. Townes

Sir Frank Whittle

Symour Cray

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Question 12 of 20

13. Mercury thermometer was invented by?

Galileo

Priestly

Fahrenheit

Newton

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Question 13 of 20

14. Radioactivity was discovered by ___________ ?

Henry Bequerel

Marie Curie

Einstein

Newton

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Question 14 of 20

15. Gun Powder was invented by ____________ ?

Alexander Fleming

Alfred Nobel

Roger Bacon

Albert Einstein

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Question 15 of 20

16. Which of the following pairs of discovery and discoverer is incorrectly matched?

Typewriter --- Sholes

Television --- Baird

Telephone --- Morse

Transistor --- Shockley

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Question 16 of 20

17. Which one of the following pairs is correctly matched?

C. V. Raman --- Stock Effect

Albert Einstein --- Photoelectric effect

Linus Pauling --- Electron

Madam Curie --- X-rays

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Question 17 of 20

18. Which one of the following is the correct combination of the inventors and the inventions?

Galileo Galilei --- Transistors

Sir Frank Whittle --- Laser

Elisha Thomson --- Windmill

J. L. Barid --- Television

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Question 18 of 20

19. For which invention is Alessandro Volta famous?

Camera

Light Bulb

Telephone

Battery

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Question 19 of 20

20. Who was the first to measure earth's radius?

Galileo

Eratosthenes

Copernicus

Ptolemy

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Question 20 of 20

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