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

Please wait...

• <<
• 1
• 2
• 3
• 4
• 5
• 6
• 7
• 8
• 9
• 10
• 11
• 12
• 13
• 14
• 15
• 16
• 17
• 18
• 19
• 20
• >>

General Knowledge

1. John Walker invented:

Safety Razor

Safety Pin

Safety Valve

Safety Match

 Loading...

Question 1 of 20

2. Which of the following pairs is incorrect?

Pasteur : Bacteriology

Faraday : Diffusion of Gases

Roentgen : X-rays

Newton : Law of Gravitation

 Loading...

Question 2 of 20

3. Oxygen was discovered by:

Rutherford

Joseph Priestley

William Ramsay

Neil Bohr

 Loading...

Question 3 of 20

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

Sir Frank Whittle --- Laser

Elisha Thomson --- Windmill

Galileo Galilei --- Transistors

J. L. Barid --- Television

 Loading...

Question 4 of 20

5. Gun Powder was invented by ____________ ?

Roger Bacon

Alfred Nobel

Albert Einstein

Alexander Fleming

 Loading...

Question 5 of 20

6. Insulin was discovered by ___________ ?

Edmond Fischer

Joseph E. Murray

Dr. F. G, Banting

Alexander Fleming

 Loading...

Question 6 of 20

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

None of these

Absolute

Centigrade

Fahren Heit

 Loading...

Question 7 of 20

8. Who discovered the smallpox vaccine?

Joseph Lister

Alexander Fleming

Edward Jenner

Louis Pasteur

 Loading...

Question 8 of 20

9. Radioactivity was discovered by ___________ ?

Henry Bequerel

Einstein

Marie Curie

Newton

 Loading...

Question 9 of 20

10. Mercury thermometer was invented by?

Newton

Priestly

Galileo

Fahrenheit

 Loading...

Question 10 of 20

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

McDonald

Rutherford

Cavendish

Madame

 Loading...

Question 11 of 20

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

Typewriter --- Sholes

Television --- Baird

Telephone --- Morse

Transistor --- Shockley

 Loading...

Question 12 of 20

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

Copernicus

Kepler

Newton

Galileo

 Loading...

Question 13 of 20

14. Who invented the laser?

Charles H. Townes

Symour Cray

Sir Frank Whittle

Fred Morrisson

 Loading...

Question 14 of 20

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

Copernicus

Galileo

Eratosthenes

Ptolemy

 Loading...

Question 15 of 20

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

Robert Peary --- Green Land

Marco Polo --- India

Christopher Columbus --- North America

James Cook --- Australia and New Zealand

 Loading...

Question 16 of 20

17. For which invention is Alessandro Volta famous?

Camera

Battery

Telephone

Light Bulb

 Loading...

Question 17 of 20

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

Linus Pauling --- Electron

C. V. Raman --- Stock Effect

Madam Curie --- X-rays

Albert Einstein --- Photoelectric effect

 Loading...

Question 18 of 20

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

Radioactivity and photoelectric effect

Radioactivity ad theory of relativity

X-rays and photoelectric effect

Theory of relativity and photoelectric effect

 Loading...

Question 19 of 20

20. Who invented the internal combustion engine?

Franco Modigliani

Jacques Besson

Rudolf Diesel

Carl Benz

 Loading...

Question 20 of 20

 Loading...