Inventions Section - 1 Multiple Questions and Answers.




11. Who invented Gunpowder?
A. G. Ferdinand Von Zeppelin
B. Sir Frank Whittle
C. Roger Bacon
D. Leo H Baekeland

12.Until Victorian times, chocolate was thought of as a drink. When did the first chocolate bar appear?
A. 1828
B. 1831
C. 1825
D. There is no sure date

13. Who perfected GENETIC ENGINEERING?
A. Cohen & Boyer
B. Hunt & Davids
C. Sinclair & Roberts
D. Jaysson & Simons

14.What now-ubiquitous device was invented by Zenith engineer Eugene Polley in 1955?
A. Microwave oven
B. Remote control
C. VCR
D. Calculator

15. What Benjamin Franklin invented?
A. Bifocal spectacles
B. Radio
C. Barometer
D. Hygrometer

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