Inventions problems
- 1. Who pioneered diagnostic ultrasound?
Options- A. Alexander Fleming
- B. Ian Donald
- C. A. Laveran
- D. Robert Koch Also asked in: Bank Exams
Correct Answer: Ian Donald
- 2. Albert Sabin is known for developing _____.
Options- A. smallpox vaccine
- B. polio vaccine
- C. penicillin
- D. hepatitis B vaccine Also asked in: Bank Exams
Correct Answer: polio vaccine
- 3. Who invented the Centigrade scale?
Options- A. Anders Celsius
- B. Daniel Gabriel Fahrenheit
- C. William Thomson
- D. Wright Brothers Also asked in: Bank Exams
Correct Answer: Anders Celsius
- 4. Who developed the theory of relativity?
Options- A. Issac Newton
- B. Charles Darwin
- C. Marie Curie
- D. Albert Einstein Also asked in: Bank Exams
Correct Answer: Albert Einstein
- 5. Edward Jenner discovered vaccine for which of the following disease?
Options- A. Polio
- B. Tuberculosis
- C. Small Pox
- D. Rabies Also asked in: Bank Exams
Correct Answer: Small Pox
- 6. Who discovered electron?
Options- A. E. Goldstien
- B. J. J. Thomson
- C. Ernest Rutherford
- D. J. Chadwick Also asked in: Bank Exams
Correct Answer: J. J. Thomson
- 7. Who invented radar?
Options- A. Fred Morrison
- B. A. H. Taylor and Leo C. Young
- C. Van Tassel
- D. W. K. Roentgen Also asked in: Bank Exams
Correct Answer: A. H. Taylor and Leo C. Young
- 8. Who invented the thermos flask?
Options- A. Ray Tomlinson
- B. Tim Berners-Lee
- C. William Cullen
- D. James Dewar Also asked in: Bank Exams
Correct Answer: James Dewar
- 9. Who invented the hot air balloon?
Options- A. Montgolfier brothers
- B. Wright brothers
- C. Lisitsyn brothers
- D. Walton brothers Also asked in: Bank Exams
Correct Answer: Montgolfier brothers
- 10. Who discovered Insulin?
Options- A. Sir Alexander Fleming
- B. Frederick Banting
- C. James Watt
- D. Sir F.G. Hopkins Also asked in: Bank Exams
Correct Answer: Frederick Banting
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