Inventions and Discoveries MCQ Quiz - Multiple Choice Questions & Answers Page 5

41. Telegrahic code was introduced by

1. Lipman
2. Macmillan
3. Thomas Moore
4. Cockrell

42. Telephone was invented by

1. Alexandar Graham Bell
2. Charles Darwin
3. J.J.Biard
4. William Harvey

43. Television was invented by

1. Sholes
2. J.L.Baird
3. Shockley
4. John Napier

44. The theory of Evolution was produced by

1. Darwin
2. Einstein
3. Newton
4. Mendel

45. Thermo Flask was invented by

1. Dewar
2. Daimler
3. Urey
4. John Napier

46. Typewriter was invented by

1. Shockley
2. Sholes
3. Howe
4. None of these

47. Roentgen discovered

1. Electrocardiograph
2. X–rays
3. Anti polio vaccine
4. Encephalograph

48. Electric bulb was invented by

1. Alexander Fleming
2. Thomas Alva Edison
3. Newton
4. Shockley

49. Who discovered Pasteurization, Vaccine for Rabies

1. J.J.Biard
2. John Guten Burg
3. Louis Pasteur
4. William Harvey

50. Aeroplane was discovered by

1. Willbert Right-Arvili Right
2. Alexander Fleming
3. Macmillan
4. John Napier