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

General Knowledge

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

Question 1 of 20

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

Question 2 of 20

3. Gun Powder was invented by ____________ ?

Question 3 of 20

4. Oxygen was discovered by:

Question 4 of 20

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

Question 5 of 20

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

Question 6 of 20

7. Who invented the internal combustion engine?

Question 7 of 20

8. For which invention is Alessandro Volta famous?

Question 8 of 20

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

Question 9 of 20

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

Question 10 of 20

11. Who discovered the smallpox vaccine?

Question 11 of 20

12. John Walker invented:

Question 12 of 20

13. Who invented the laser?

Question 13 of 20

14. Mercury thermometer was invented by?

Question 14 of 20

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

Question 15 of 20

16. Radioactivity was discovered by ___________ ?

Question 16 of 20

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

Question 17 of 20

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

Question 18 of 20

19. Insulin was discovered by ___________ ?

Question 19 of 20

20. Which of the following pairs is incorrect?

Question 20 of 20


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