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 one of the following pairs is correctly matched?

Albert Einstein --- Photoelectric effect

Madam Curie --- X-rays

Linus Pauling --- Electron

C. V. Raman --- Stock Effect

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Question 1 of 20

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

McDonald

Cavendish

Rutherford

Madame

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Question 2 of 20

3. Radioactivity was discovered by ___________ ?

Newton

Marie Curie

Henry Bequerel

Einstein

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Question 3 of 20

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

Radioactivity and photoelectric effect

Theory of relativity and photoelectric effect

Radioactivity ad theory of relativity

X-rays and photoelectric effect

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Question 4 of 20

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

Elisha Thomson --- Windmill

Sir Frank Whittle --- Laser

J. L. Barid --- Television

Galileo Galilei --- Transistors

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Question 5 of 20

6. Who invented the internal combustion engine?

Jacques Besson

Carl Benz

Rudolf Diesel

Franco Modigliani

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Question 6 of 20

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

Eratosthenes

Copernicus

Galileo

Ptolemy

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Question 7 of 20

8. Who invented the laser?

Charles H. Townes

Sir Frank Whittle

Symour Cray

Fred Morrisson

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Question 8 of 20

9. For which invention is Alessandro Volta famous?

Camera

Light Bulb

Telephone

Battery

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Question 9 of 20

10. Oxygen was discovered by:

William Ramsay

Rutherford

Neil Bohr

Joseph Priestley

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Question 10 of 20

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

James Cook --- Australia and New Zealand

Christopher Columbus --- North America

Marco Polo --- India

Robert Peary --- Green Land

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Question 11 of 20

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

None of these

Absolute

Fahren Heit

Centigrade

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Question 12 of 20

13. John Walker invented:

Safety Match

Safety Valve

Safety Razor

Safety Pin

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Question 13 of 20

14. Which of the following pairs is incorrect?

Roentgen : X-rays

Faraday : Diffusion of Gases

Newton : Law of Gravitation

Pasteur : Bacteriology

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Question 14 of 20

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

Galileo

Newton

Kepler

Copernicus

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Question 15 of 20

16. Gun Powder was invented by ____________ ?

Alexander Fleming

Albert Einstein

Roger Bacon

Alfred Nobel

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Question 16 of 20

17. Who discovered the smallpox vaccine?

Louis Pasteur

Edward Jenner

Joseph Lister

Alexander Fleming

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Question 17 of 20

18. Insulin was discovered by ___________ ?

Edmond Fischer

Joseph E. Murray

Alexander Fleming

Dr. F. G, Banting

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Question 18 of 20

19. Mercury thermometer was invented by?

Newton

Priestly

Fahrenheit

Galileo

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Question 19 of 20

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

Television --- Baird

Typewriter --- Sholes

Telephone --- Morse

Transistor --- Shockley

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Question 20 of 20

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