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Inventions & Discoveries Quiz

Inventions & Discoveries · Timed

20 questions · 10 min timer · Instant feedback

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. Who discovered penicillin?

    • A. Fleming
    • B. Curie
    • C. Newton
    • D. Darwin
  2. Robert Watson-Watt is credited with the development of which technology that proved vital for the defense of Britain during World War II?

    • A. Sonar
    • B. Radar
    • C. Jet Engines
    • D. Atomic Energy
  3. In the late 18th century, who developed the first smallpox vaccine by using the milder cowpox virus to induce immunity?

    • A. Louis Pasteur
    • B. Robert Koch
    • C. Edward Jenner
    • D. Joseph Lister
  4. In 1984, Alec Jeffreys developed what revolutionary forensic technique that uses the unique patterns in a person's DNA to identify them?

    • A. PCR
    • B. DNA Fingerprinting
    • C. Gene Sequencing
    • D. Blood Spatter Analysis
  5. 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
  6. In 1911, which scientist discovered the atomic nucleus through his famous gold foil experiment?

    • A. J.J. Thomson
    • B. Ernest Rutherford
    • C. Niels Bohr
    • D. Erwin Schrdinger
  7. In 1953, who utilized 'Photo 51' from Rosalind Franklin to correctly model the double helix structure of DNA?

    • A. Watson and Crick
    • B. Bohr and Heisenberg
    • C. Darwin and Wallace
    • D. Tesla and Edison
  8. Wallace Carothers, working for DuPont, invented which synthetic fiber in 1935, which became a sensation for use in stockings and parachutes?

    • A. Polyester
    • B. Nylon
    • C. Rayon
    • D. Spandex
  9. Which international scientific research project, completed in 2003, succeeded in mapping the entire chemical sequence of human DNA?

    • A. The Manhattan Project
    • B. The Human Genome Project
    • C. The Apollo Program
    • D. The Large Hadron Collider
  10. Who invented the telephone?

    • A. Thomas Edison
    • B. Nikola Tesla
    • C. Albert Einstein
    • D. Alexander Graham Bell
  11. Karl Landsteiner won the 1930 Nobel Prize for his 1901 discovery of what fundamental biological classification?

    • A. The four nitrogenous bases in DNA
    • B. Human blood groups (ABO)
    • C. The structure of the cell membrane
    • D. The Rh factor
  12. 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
  13. 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
  14. Which instrument, launched in 2021 as the successor to Hubble, uses infrared light to see the first stars and galaxies formed after the Big Bang?

    • A. The Kepler Telescope
    • B. The Spitzer Space Telescope
    • C. The James Webb Space Telescope
    • D. The Chandra X-ray Observatory
  15. Which British physicist discovered the Neutron in 1932, a breakthrough that enabled the development of nuclear energy and the atomic bomb?

    • A. Ernest Rutherford
    • B. James Chadwick
    • C. J.J. Thomson
    • D. Enrico Fermi
  16. Ernst Ruska won the Nobel Prize for inventing which instrument in 1931, which uses beams of electrons to see objects much smaller than the wavelength of light?

    • A. The Optical Microscope
    • B. The Electron Microscope
    • C. The Telescope
    • D. The Particle Accelerator
  17. Who developed the first periodic table of elements in 1869, famously leaving gaps for elements that had not yet been discovered?

    • A. John Dalton
    • B. Dmitri Mendeleev
    • C. Antoine Lavoisier
    • D. Glenn Seaborg
  18. In 1964, Murray Gell-Mann and George Zweig independently proposed the existence of what fundamental particles that make up protons and neutrons?

    • A. Leptons
    • B. Quarks
    • C. Gluons
    • D. Muons
  19. In 1820, which Danish physicist discovered that an electric current creates a magnetic field, founding the field of electromagnetism?

    • A. Michael Faraday
    • B. Hans Christian rsted
    • C. Andr-Marie Ampre
    • D. James Clerk Maxwell
  20. Who was the first person to see and describe bacteria and protozoa, using a high-powered single-lens microscope he built himself?

    • A. Robert Hooke
    • B. Antonie van Leeuwenhoek
    • C. Louis Pasteur
    • D. Robert Brown