KVS 2022: General Knowledge Important Topics

An important question on Inventions & Discoveries:

1. Who discovered Neon?

Ans:- Morris W Travers and William Ramsay

2. Who is the inventor of laser Ray?

Ans:- H. Maiman

3. Who discovered Insulin?

Ans:- Frederick Banting

4. Who invented the thermos flask?

Ans:- James Dewar

5. Who discovered Electron?

Ans:- JJ Thomson

6. Bluetooth is a wireless technology invented by _____

Ans:-Ericsson

7. Who invented Pentium Chip?

Ans:- Vinod Dham

8. Who discovered X-rays?

Ans:- W. C. Roentgen

9. A transistor is a semiconductor device that was invented by?

Ans:- William Shockley

10. Who is known for the invention of the 'World Wide Web?

Ans:- Sir Tim-Berners-Lee

11. Who discovered the cell wall for the first time?

Ans:- Robert Hooke

12. Who discovered colour photography?

Ans:- James Clerk Maxwell

13. Who invented the Atomic bomb?

Ans:- J. Robert Oppenheimer

14. Blood group was discovered by

Ans:- Landsteiner

15. Who discovered the first antibiotic?

Ans:- A Fleming

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