General Awareness · Science General
Inventors and Scientific Discoveries
4,616 Questions
This hub provides questions related to great inventors and their scientific discoveries. It covers the inventors of the telephone, radio, and microchips, alongside Nobel Prize winners. These facts are crucial for the general awareness section of major competitive exams.
Famous inventionsNobel Prize winnersScientific conceptsKey inventors
Inventors and Scientific Discoveries Questions
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Lipmann
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Koch
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Both (1) and (2)
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None of these
A
Correct answer
Explanation
Fritz Lipmann is widely recognized for his work on the discovery of coenzyme A and his contributions to understanding the ATP cycle in cellular metabolism.
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Newton
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Darwin
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Hacckle
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None of these
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father of ECG
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father of virology
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both (1) and (2)
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none of these
B
Correct answer
Explanation
Wendell Meredith Stanley was an American biochemist and virologist who is known for his work on the crystallization of the tobacco mosaic virus, often cited as a pioneer in virology.
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Benjamin Franklin (U.S.)
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John J. Loud (U.S.)
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Lwo H. Backeland
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None of these
C
Correct answer
Explanation
Leo Hendrik Baekeland invented Bakelite, the first synthetic plastic, in 1907. The spelling in option C has errors, Lwo instead of Leo, Backeland instead of Baekeland, but this is still the intended correct answer.
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The Theory of Evolution;Origin of species
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Electron Theory,Atomic structure
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Theory of relativity.
A
Correct answer
Explanation
Charles Darwin is best known for his work on the theory of evolution by natural selection, which he detailed in his book, On the Origin of Species. The other options refer to physics concepts unrelated to his work.
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Charles Darwin
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JB Lamarck
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Carl Linnaeus
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A I Oparin
C
Correct answer
Explanation
'Systema naturae' was written by Carl Linnaeus.
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James Chadwick
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J.J.Thomson
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Daniel Rutherford
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None of these
B
Correct answer
Explanation
J.J. Thomson discovered the electron in 1897 through his experiments with cathode ray tubes. James Chadwick discovered the neutron, and Ernest Rutherford is known for the proton and the atomic nucleus.
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Albert Sabin
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Burkholder
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Louis Pasteur
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Jonas Salk
A
Correct answer
Explanation
Albert Sabin developed the oral polio vaccine, while Jonas Salk developed the inactivated (injectable) polio vaccine.
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Malpighi
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Bichat
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Linnaeus
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None of these
A
Correct answer
Explanation
Marcello Malpighi was an Italian biologist and physician, who is referred to as the "Father of microscopical anatomy, histology, physiology and embryology."
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Malpighi
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Bichat
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Linnaeus
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None of these
B
Correct answer
Explanation
The term 'tissue' was coined by Bichat.
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Etienne Oehmichen
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Charles Goodyear
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Benjamin Franklin
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Christopher Cockerell
D
Correct answer
Explanation
Sir Christopher Cockerell is widely credited with inventing the modern hovercraft in the 1950s.
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Emerson and Arnold
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Peter Mitchell
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Theodore Engelmann
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Arnon
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Hill and Bendal
B
Correct answer
Explanation
In 1961, Peter Mitchell proposed chemiosmotic hypothesis of ATP synthesis in light reaction.
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Robert Hooke
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Robert Brown
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Purkinje
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Virchow
A
Correct answer
Explanation
Cells were discovered by Robert Hooke in 1665 and he saw that the cork resembled the structure of Honey comb. Hence, he called these boxes cells. (Cell is a Latin word, which means a little room.)
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Schleiden and Schwann
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Robert Hooke
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Mendel and Morgan
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Purkinje
A
Correct answer
Explanation
Schleiden and Schwann proposed the cell theory and they were awarded the Nobel Prize for this contribution.
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Robert Hooke
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Antony van Leeuwenhock
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Aristotle
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Linnaeus
B
Correct answer
Explanation
Antony van Leeuwenhoek is widely recognized for his pioneering work in microscopy and for inventing the simple microscope.