A Best Way To Crack Gorenment Job Exams

General Knowledge Objective Questions { Discoveries and Inventions }



8. Who invented the polio vaccine (oral) ?
Discussion

9. Who invented the "Voice Mail"?
Discussion

10.  Who is the father of cellular phone ?
Discussion

12.  Who is known as 'the Father of Geometry' ?
Discussion

13.  What is the name given to the outermost "planetoid" discovered recently in the Solar System ?
Discussion

14. Who introduced the use of artifcial heart for surgery ?
Discussion

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