The invention of the common household safety matchbox strike face mixture containing red phosphorus was patented by whom? MCQ with Answer and Explanation

Question
The invention of the common household safety matchbox strike face mixture containing red phosphorus was patented by whom?
A. John Walker
B. Robert Boyle
C. Pasch Brothers and John Lundström
D. Humphry Davy
Answer: Option C
Solution (By JKSSB Mock Tests)
The Swedish inventors split match chemical triggers, rendering matches safe from accidental friction ignition in pocket storage.
This question belongs to: Static General Knowledge Inventions and Discoveries
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Practice More Inventions and Discoveries Questions

Question #1
Who discovered insulin, saving millions of lives affected by diabetes?
A. Frederick Banting and Charles Best
B. Alexander Fleming
C. Edward Jenner
D. Robert Koch
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Correct Answer: Option A

Explanation:
Sir Frederick Banting, along with Charles Best and John Macleod, isolated insulin in 1921-1922.
This question belongs to: Static General Knowledge Inventions and Discoveries
Question #2
The invention of the common household safety glass used in car windows was an accidental discovery by whom?
A. Roy Plunkett
B. King Gillette
C. Édouard Bénédictus
D. Leo Baekeland
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Correct Answer: Option C

Explanation:
Bénédictus dropped a glass flask coated with a dried cellulose nitrate plastic film in 103, discovering that the shards held together.
This question belongs to: Static General Knowledge Inventions and Discoveries
Question #3
The invention of the electronic compiler, which translates high-level source code into computer machine language, was achieved by whom?
A. Alan Turing
B. Grace Hopper
C. John von Neumann
D. Charles Babbage
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Correct Answer: Option B

Explanation:
Rear Admiral Grace Hopper created the A-0 compiler in 1951 and was instrumental in developing the COBOL language.
This question belongs to: Static General Knowledge Inventions and Discoveries
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