1. The Chemical scientist Joseph Priestley is credited with discovery of _________ in 1774.
(a) Sulphur (c) Nitrogen
(b) Oxygen ( ✔ ) (d) Iron
2. In 1906, Willis Haviland Carried discovered the _______________.
(a) Air Conditioner ( ✔ ) (c) Microwave Oven
(b) Gramophone (d) Garbage Disposer
3. In 1928, Penicillin was invented by ___________________.
(a) Alexander Fleming ( ✔ ) (c) Thomas Alva Edison
(b) Marie Curie (d) Alexander Graham Bell
4. Carl Benz is credited with the invention of the _______________.
(a) Combustion Engine (c) Train
(b) Electric Tram (d) Automobile ( ✔ )
5. In 1879, ________________ invented the electric lamp.
(a) Henry Seely (c) Thomas Alva Edison ( ✔ )
(b) Sir Richard Arkwright (d) Percy Spencer
6. The biggest and one of the most important inventions in the history of mankind is the introduction of ‘Zero”, which was introduced by ______________.
(a) Gyandev (c) Aryabhatta ( ✔ )
(b) Sushruta (d) Budhayana
7. Aeroplane was invented by the ______________.
(a) Orville (c) Wright brothers ( ✔ )
(b) Wilbur (d) Smith brothers
8. Most notable invention of Sir Alfred Noble was the _____________ in 1867. (a) Printing Press (c) Dynamite ( ✔ )
(b) Steam Engine (d) Theory of Gravity
9. In 1679, Denis Papin invented the _____________________.
(a) Refrigerator (c) Paper Towels
(b) Thermos Flask (d) Pressure Cooker ( ✔ )
10. The concept of Pi and its approximate value was first introduced by an Indian _______________ in 700 BC.
(a) Varaha Mitra (c) Charaka
(b) Budhayana ( ✔ ) (d) Vishwamitra
11. Frank Whittle is the inventor of __________________.
(a) Internal Combustion Engines (c) Electric Engines
(b) Cryogenic Engines (d) Jet Engines ( ✔ )
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12. In 1876, _______________ invented the Electric Telephone.
(a) Alexander Graham Bell ( ✔ ) (c) Alexander Fleming
(b) Roger Bacon (d) Charles Babbage
13. Pneumatic tyre was first invented by __________________.
(a) John Dunlop ( ✔ ) (c) Mark Goodyear
(b) Thomas Bridgestone (d) James Apollo
14. _______________ invented the AK 47 assault rifle in 1949.
(a) Eugene Stoner (c) John Browning
(b) Samuel Colt (d) Mikhail Kalashnikov ( ✔ ) 15. Gabriel Fahrenheit first invented the ______________ in 1714.
(a) Thermometer ( ✔ ) (c) Thermo Flask
(b) Thermodynamics (d) Thermoplants
16. When he could’t accurately judge one of his patients’ heart rates on account of the patient having too much fat on him, the French physician Rene Laennec invented the __________________.
(a) X-ray Machine (c) ECG machine
(b) Stethoscope ( ✔ ) (d) MRI Scanning machine 17. Founder of Reliance Industries Ltd. Is _______________.
(a) Anil Ambani (c) Mukesh Ambani
(b) Dirubhai Ambani ( ✔ ) (d) Reksh Ambani
18. Tata Steel was founded by ___________________.
(a) JRD Tata ( ✔ ) (c) Ratan Tata
(b) Dorabji Tata (d) Dadabhoi Tata
19. Sri SK Burman is the founder of ____________________.
(a) Biocon (c) Essar
(b) Dabur ( ✔ ) (d) Nirma
20. Daksin Hindi Prachar Sabha, Chennai was founded by __________________. (a) MG Ramachandran (c) Jayalalitha
(b) Indira Gandhi (d) Mahatma Gandhi ( ✔ ) 21. Indian Institute if Science, Bengaluru was founded by _______________. (a) Jamsetji Tata ( ✔ ) (c) Ratan Tata
(b) Jawaharlal Nehru (d) Swamy Vivekananda
22. In 1916, Sri Madan Mohan Malaviya founded the ___________________. (a) Vishwa Hindu Parishad (c) Banaras Hindu University ( ✔ ) (b) Rashtriya Swayama-sevak Sangh (d) Bhartiya Vidya Bhawan 23. Sunil Bharti Mittal is the founder of ________________.
(a) Vodafone (c) Videocon
(b) Airtel ( ✔ ) (d) Wipro
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24. Vishwa Bharti University was founded by _____________________. (a) Bankim Chandra Chatterjee (c) Satyajit Ray
(b) Jagdish Chandra Bose (d) Rabindranath Tagore ( ✔ ) 25. ______________ is the founder and Chairman Emeritus of Infosys Ltd. (a) Saleel Parekh (c) NR Narayan Murthy ( ✔ ) (b) Nandan Nilekani (d) Kris Gopalakrishnan
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