Discoveries & Inventions Practice Questions Set 3
For India's Top Government Exams
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For which invention is Otto Hahn famous? *
1 point
Who invented the Jet Engine?
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1 point
Who invented vaccination for “Small Pox’?
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1 point
Bacteria was first discovered by-
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1 point
X-rays were discovered by-
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1 point
Electron microscope was discovered by-
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1 point
Who invented Penicillin?
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1 point
Leprosy bacillus was invented by-
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1 point
Who discovered cement?
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1 point
Who discovered the North pole?
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1 point
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