Who discovered Penicillin?1). Edward Jenner2). Niels Bohr3). Sir Alexander Fleming4). Heinrich Hertz
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1. Steam Engine was invented by?
2. Dishwasher was invented by ________.
3. Who invented the electric tram?
4. Who discovered Photon?
5. Postage Meter was invented by
6. Who discovered Neon?
7. Which of the following was invented by Sir Humphry Davy?
8. Barograph was invented by
9. Who invented Antibiotics?
10. Who among the following devised the technique IVF (In vitro Fertilization)?
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