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Discoveries and inventions Practice Questions & Answers

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Who invented the hot air balloon?

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Who invented the hot air balloon?
1). Montgolfier brothers
2). Wright brothers
3). Lisitsyn brothers
4). Walton brothers

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Who invented the thermos flask?

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Who invented the thermos flask?
1). Ray Tomlinson
2). Tim Berners-Lee
3). William Cullen
4). James Dewar

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Who discovered Insulin?

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Who discovered Insulin?
1). Sir Alexander Fleming
2). Frederick Banting
3). James Watt
4). Sir F.G . Hopkins

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Who discovered Penicillin?

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Who discovered Penicillin?
1). Edward Jenner
2). Niels Bohr
3). Sir Alexander Fleming
4). Heinrich Hertz

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Who discovered electricity and invented the lightning rod and bifocals?

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Who discovered electricity and invented the lightning rod and bifocals?
1). Kirkpatrick Macmillan
2). Benjamin Franklin
3). William Henry Fox Talbot
4). Sir Alexander Fleming