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Inventions & Discoveries Quiz

Inventions & Discoveries · Expert

20 questions · Unlimited attempts · Free online practice

Science advances through curiosity, observation, and experimentation. Every major invention and discovery, from electricity and vaccines to space telescopes and DNA—has expanded ou...

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All 20 questions in this Inventions & Discoveries quiz
  1. Which physicist proposed the 'Uncertainty Principle' in 1927, stating that it is impossible to know both the exact position and momentum of a particle simultaneously?

    • A. Erwin Schrdinger
    • B. Werner Heisenberg
    • C. Niels Bohr
    • D. Wolfgang Pauli
  2. In 1901, which Italian inventor succeeded in sending the first transatlantic radio signal from Cornwall, England, to Newfoundland?

    • A. Heinrich Hertz
    • B. Guglielmo Marconi
    • C. Nikola Tesla
    • D. Samuel Morse
  3. Which ancient Greek polymath is credited with discovering the principle of buoyancy while taking a bath, famously shouting 'Eureka!'?

    • A. Pythagoras
    • B. Archimedes
    • C. Euclid
    • D. Eratosthenes
  4. Which scientist is credited with the 1897 discovery of the electron, the first subatomic particle ever identified?

    • A. Ernest Rutherford
    • B. J.J. Thomson
    • C. James Chadwick
    • D. Niels Bohr
  5. In 1839, Charles Goodyear accidentally discovered which process that made rubber durable and resistant to temperature changes?

    • A. Pasteurization
    • B. Vulcanization
    • C. Hydrogenation
    • D. Polymerization
  6. In 1800, Alessandro Volta invented the 'Voltaic Pile,' which was the world's first example of what common device?

    • A. The Light Bulb
    • B. The Battery
    • C. The Electric Motor
    • D. The Radio
  7. While he did not invent the first light bulb, which American inventor developed the first commercially viable incandescent bulb with a carbonized bamboo filament in 1879?

    • A. Nikola Tesla
    • B. Joseph Swan
    • C. Thomas Edison
    • D. Humphry Davy
  8. Who discovered the law of the pendulum?

    • A. Kepler
    • B. Galileo
    • C. Copernicus
    • D. Newton
  9. In 1928, which Scottish bacteriologist accidentally discovered the first true antibiotic, Penicillin, after mold contaminated his Petri dishes?

    • A. Louis Pasteur
    • B. Alexander Fleming
    • C. Joseph Lister
    • D. Robert Koch
  10. Which German physicist is considered the father of Quantum Theory after discovering that energy is emitted in discrete units called 'quanta' in 1900?

    • A. Albert Einstein
    • B. Max Planck
    • C. Werner Heisenberg
    • D. Niels Bohr
  11. Which revolutionary gene-editing technology, whose pioneers won the Nobel Prize in Chemistry in 2020, allows scientists to precisely alter DNA sequences?

    • A. PCR
    • B. CRISPR-Cas9
    • C. DNA Sequencing
    • D. RNA Interference
  12. Who developed the first commercially successful sewing machine in the 1840s, featuring a lockstitch design and a pointed needle?

    • A. Eli Whitney
    • B. Elias Howe
    • C. Isaac Singer
    • D. James Watt
  13. Which German physician won the Nobel Prize in 1905 for identifying the specific bacteria that cause tuberculosis and cholera?

    • A. Louis Pasteur
    • B. Robert Koch
    • C. Joseph Lister
    • D. Paul Ehrlich
  14. Which American chemist won the Nobel Prize in 1960 for developing radiocarbon dating, a method to determine the age of organic materials?

    • A. Linus Pauling
    • B. Willard Libby
    • C. Glenn Seaborg
    • D. Harold Urey
  15. Robert Edwards won the Nobel Prize in 2010 for his work developing which fertility treatment, resulting in the first 'test-tube baby' in 1978?

    • A. AI (Artificial Insemination)
    • B. IVF (In Vitro Fertilization)
    • C. Hormone Therapy
    • D. Cryopreservation
  16. Which American physician developed the oral polio vaccine (OPV) in the late 1950s, which became the preferred method for global eradication?

    • A. Jonas Salk
    • B. Albert Sabin
    • C. Edward Jenner
    • D. Louis Pasteur
  17. In 1921, which team of researchers at the University of Toronto discovered insulin as a treatment for diabetes?

    • A. Watson and Crick
    • B. Banting and Best
    • C. Fleming and Florey
    • D. Salk and Sabin
  18. Which brothers held the first public screening of projected motion pictures in Paris in 1895, using their 'Cinmatographe' invention?

    • A. The Wright Brothers
    • B. The Lumire Brothers
    • C. The Warner Brothers
    • D. The Coen Brothers
  19. Paul Lauterbur and Peter Mansfield won a Nobel Prize for developing which non-invasive medical imaging technique using magnetic fields and radio waves?

    • A. CT Scan
    • B. MRI (Magnetic Resonance Imaging)
    • C. X-ray
    • D. Ultrasound
  20. In 1927, Philo Farnsworth successfully demonstrated the first working version of which electronic device at the age of 21?

    • A. Radio
    • B. Television
    • C. Computer
    • D. Microwave