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#1
By TheQuizWire
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Hard
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Fact Checked
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23 Jun 2026
Who was awarded the 2000 Nobel Prize in Physics for the invention of the integrated circuit at Texas Instruments in 1958?
💡 Explanation:Jack Kilby invented the integrated circuit in 1958 at Texas Instruments. Although Robert Noyce developed a similar technology at Fairchild Semiconductor, Kilby was the sole recipient for the IC invention in the 2000 Nobel Prize.
#2
By TheQuizWire
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Medium
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Fact Checked
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23 Jun 2026
Which scientist discovered the neutron within the atomic nucleus in 1932?
💡 Explanation:James Chadwick discovered the neutron in 1932, a neutral particle in the nucleus, which was pivotal for the advancement of nuclear physics and the atomic model.
#3
By TheQuizWire
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Medium
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Fact Checked
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30 Apr 2026
Tim Berners-Lee’s invention of the World Wide Web was distinct from the existing Internet because his contribution specifically provided:
💡 Explanation:While the Internet (the underlying networking infrastructure) already existed, Tim Berners-Lee invented the World Wide Web in 1989 by creating HTML, HTTP, and the first web browser to allow documents to be linked and accessed over the Internet.
#4
By TheQuizWire
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Medium
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Fact Checked
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21 Mar 2026
Which inventor’s discovery of electromagnetic induction directly enabled the development of the modern electric generator and transformer?
💡 Explanation:Michael Faraday's 1831 discovery of induction proved that a changing magnetic field induces an electric current, the core principle of modern power generation.
#5
By TheQuizWire
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Medium
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Fact Checked
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20 Mar 2026
Which invention enabled industrial centers to shift away from riverbanks, catalyzing the rapid urbanization of the 19th century?
💡 Explanation:James Watt's improvements to the steam engine provided a portable and consistent power source that did not depend on water flow, allowing factories to be built in cities near large labor pools.
#6
By Zain
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Hard
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Fact Checked
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11 Mar 2026
What is the primary role of the Cas9 protein during the application of CRISPR technology in genomic engineering?
💡 Explanation:In the CRISPR-Cas9 system, Cas9 functions as a nuclease (molecular scissors) that cuts both strands of the DNA at a location specified by the guide RNA. The subsequent repair of this break by the cell's own mechanisms allows for precise gene editing.
#7
By Zain
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Easy
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Fact Checked
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20 Feb 2026
Penicillin, discovered by Alexander Fleming, is primarily used in clinical practice to treat infections caused by which microorganism?
💡 Explanation:Alexander Fleming discovered Penicillin in 1928. As the first true antibiotic, it is specifically used to treat bacterial infections by inhibiting cell wall synthesis.
#8
By Zain
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Hard
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Fact Checked
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20 Feb 2026
What was the primary global impact of the nitrogen fixation process pioneered by inventors Fritz Haber and Carl Bosch?
💡 Explanation:The Haber-Bosch process allowed for the industrial synthesis of ammonia for fertilizers, effectively removing the natural soil-nitrogen barrier and enabling massive global population growth.
#9
By Zain
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Medium
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Fact Checked
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19 Feb 2026
Which 18th-century invention by John Harrison was pivotal for maritime navigation by allowing the precise determination of longitude at sea?
💡 Explanation:John Harrison's marine chronometer solved the 'Longitude Problem,' enabling sailors to determine their east-west position accurately, which revolutionized global trade and exploration.
#10
By Zain
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Hard
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Fact Checked
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02 Feb 2026
The first working integrated circuit prototype developed by Jack Kilby used which semiconductor material?
💡 Explanation:Jack Kilby's 1958 prototype of the integrated circuit (IC) was made from Germanium. The material was later replaced with Silicon, which is the reason Silicon is a strong distractor in this hard recall question.
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