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Inventions and Discoveries — Questions and Answers

Inventions and Discoveries questions pair a breakthrough with the person responsible. Exam setters favour the classical canon — gravitation, relativity, penicillin, the telephone and the electric bulb — plus a handful of Indian scientific achievements. The mapping is fixed, so this topic rewards straightforward memorisation.

10 solved questionsBasic General KnowledgeFree · no signup

Inventions and Discoveries— Concepts, Formulas & Shortcuts

  • Newton — law of gravitation and laws of motion; Einstein — theory of relativity.
  • Alexander Graham Bell — telephone; Thomas Edison — practical electric bulb.
  • Alexander Fleming — penicillin; Edward Jenner — smallpox vaccine.
  • Marconi — radio; the Wright brothers — the aeroplane.
  • Mendeleev — periodic table; Darwin — theory of evolution by natural selection.
  • C.V. Raman — the Raman effect, for which he won the 1930 Nobel Prize in Physics.

Inventions and Discoveries Practice Questions with Answers

Attempt each question first, then open the explanation. All 10 questions below are free to read and require no signup.

  1. Q1.The telephone was invented by:

    Easy
    • AThomas Edison
    • BAlexander Graham Bell
    • CGuglielmo Marconi
    • DMichael Faraday
    +Show Answer & Explanation

    Answer: B. Alexander Graham Bell

    Explanation: Alexander Graham Bell patented the telephone in 1876.

    Inventions and Discoveries question 1 of 10

  2. Q2.Penicillin was discovered by:

    Easy
    • ALouis Pasteur
    • BAlexander Fleming
    • CRobert Koch
    • DEdward Jenner
    +Show Answer & Explanation

    Answer: B. Alexander Fleming

    Explanation: Alexander Fleming discovered penicillin in 1928.

    Inventions and Discoveries question 2 of 10

  3. Q3.The law of universal gravitation was formulated by:

    Easy
    • AGalileo
    • BIsaac Newton
    • CAlbert Einstein
    • DJohannes Kepler
    +Show Answer & Explanation

    Answer: B. Isaac Newton

    Explanation: Newton set it out in the Principia in 1687.

    Inventions and Discoveries question 3 of 10

  4. Q4.The theory of relativity was proposed by:

    Easy
    • ANiels Bohr
    • BAlbert Einstein
    • CMax Planck
    • DWerner Heisenberg
    +Show Answer & Explanation

    Answer: B. Albert Einstein

    Explanation: Einstein published special relativity in 1905 and general relativity in 1915.

    Inventions and Discoveries question 4 of 10

  5. Q5.The periodic table of elements was devised by:

    Moderate
    • AJohn Dalton
    • BDmitri Mendeleev
    • CAntoine Lavoisier
    • DRobert Boyle
    +Show Answer & Explanation

    Answer: B. Dmitri Mendeleev

    Explanation: Mendeleev arranged the elements by atomic weight in 1869 and predicted undiscovered ones.

    Inventions and Discoveries question 5 of 10

  6. Q6.The aeroplane was invented by:

    Easy
    • AThe Wright brothers
    • BHenry Ford
    • CCharles Lindbergh
    • DLouis Blériot
    +Show Answer & Explanation

    Answer: A. The Wright brothers

    Explanation: Orville and Wilbur Wright achieved the first powered flight in 1903.

    Inventions and Discoveries question 6 of 10

  7. Q7.Radio communication was pioneered by:

    Moderate
    • AThomas Edison
    • BGuglielmo Marconi
    • CNikola Tesla
    • DSamuel Morse
    +Show Answer & Explanation

    Answer: B. Guglielmo Marconi

    Explanation: Marconi developed practical long-distance wireless telegraphy.

    Inventions and Discoveries question 7 of 10

  8. Q8.The theory of evolution by natural selection was proposed by:

    Easy
    • AGregor Mendel
    • BCharles Darwin
    • CJean-Baptiste Lamarck
    • DAlfred Wallace
    +Show Answer & Explanation

    Answer: B. Charles Darwin

    Explanation: Darwin set it out in On the Origin of Species in 1859.

    Inventions and Discoveries question 8 of 10

  9. Q9.The Raman effect was discovered by:

    Moderate
    • AHomi Bhabha
    • BC.V. Raman
    • CMeghnad Saha
    • DS.N. Bose
    +Show Answer & Explanation

    Answer: B. C.V. Raman

    Explanation: Sir C.V. Raman discovered it in 1928 and won the Nobel Prize in Physics in 1930.

    Inventions and Discoveries question 9 of 10

  10. Q10.The smallpox vaccine was developed by:

    Moderate
    • ALouis Pasteur
    • BEdward Jenner
    • CAlexander Fleming
    • DJoseph Lister
    +Show Answer & Explanation

    Answer: B. Edward Jenner

    Explanation: Edward Jenner pioneered vaccination against smallpox in 1796.

    Inventions and Discoveries question 10 of 10

Inventions and Discoveries — Frequently Asked Questions

What is the difference between an invention and a discovery?+

A discovery uncovers something that already existed, such as gravity or a new element. An invention creates something that did not exist before, such as the telephone.

Which Indian scientific discovery is most often asked about?+

The Raman effect, discovered by Sir C.V. Raman in 1928, which describes the inelastic scattering of light and won him the Nobel Prize in Physics in 1930.

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