Top 100 Important General knowledge Mcqs Set-28 21- Who invented the jet engine? A. Nikola TeslaB. Thomas EdisonC. Sir Frank WhittleD. Sir Isaac Newton View Answer Answer : C. Sir Frank Whittle Description 22- What is the name of the world's longest sea bridge connecting Hong Kong, Macau, and China? A. Hangzhou Bay BridgeB. Chesapeake Bay BridgeC. Zhuhai-Macau BridgeD. Donghai Bridge View Answer Answer : C. Zhuhai-Macau Bridge Description 23- When was the barcode scanner invented? A. 1960sB. 1970sC. 1980sD. 1990s View Answer Answer : B. 1970s Description 24- What furniture item was invented by California furniture designer Charles Prior Hall in 1968? A. Sofa bedB. Swivel chairC. WaterbedD. Recliner chair View Answer Answer : C. Waterbed Description 25- Edwin Budding, who invented the lawn mower, belonged to which country? A. EnglandB. ScotlandC. USAD. Germany View Answer Answer : A. England Description 26- Which invention caused many deaths while testing it? A. SubmarineB. AutomobileC. AirplaneD. Parachute View Answer Answer : D. Parachute Description 27- When did the first chocolate bar appear? A. 1800sB. 1850sC. 1870sD. 1900s View Answer Answer : B. 1850s Description 28- Which number is regarded as lucky in Italy? A. 7B. 8C. 13D. 17 View Answer Answer : C. 13 Description 29- "Night Watch" is a famous? A. FilmB. NovelC. SculptureD. Painting View Answer Answer : D. Painting Description 30- The Biro Brothers, who invented the ballpoint pen, belonged to which country? A. ItalyB. USAC. GermanyD. Hungary View Answer Answer : D. Hungary Description 31- How many keys are in an ordinary piano? A. 76B. 84C. 88D. 92 View Answer Answer : C. 88 Description 32- Togo is situated in which region? A. Western AfricaB. Eastern AfricaC. Southern AfricaD. Central Africa View Answer Answer : A. Western Africa Description 33- Bismillah Khan is associated with which musical instrument? A. SitarB. ShehnaiC. TablaD. Flute View Answer Answer : B. Shehnai Description 34- Which line divides the Turkish and Greek Cypriot communities? A. Blue LineB. Green LineC. Red LineD. Purple Line View Answer Answer : B. Green Line Description 35- Who first pioneered the idea of a blood bank? A. Charles DrewB. Alexander FlemingC. Louis PasteurD. Edward Jenner View Answer Answer : A. Charles Drew Description 36- Mahan Airline belongs to which country? A. TurkeyB. UAEC. IranD. Iraq View Answer Answer : C. Iran Description 37- Where is Das Man Palace located? A. KuwaitB. Saudi ArabiaC. UAED. Bahrain View Answer Answer : A. Kuwait Description 38- Diego Garcia is a US military base in which ocean? A. Arctic OceanB. Atlantic OceanC. Pacific OceanD. Indian Ocean View Answer Answer : D. Indian Ocean Description 39- "Decision Point" is a book written by? A. Bill ClintonB. Barack ObamaC. George W. BushD. George H. W. Bush View Answer Answer : C. George W. Bush Description 40- Florence Nightingale was a? A. NurseB. DoctorC. TeacherD. Scientist View Answer Answer : A. Nurse Description 1 2 3 4 5