Discoveries & Inventions


20 Questions MCQ Test General Knowledge | Discoveries & Inventions


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Attempt Discoveries & Inventions | 20 questions in 10 minutes | Mock test for Class 5 preparation | Free important questions MCQ to study General Knowledge for Class 5 Exam | Download free PDF with solutions
QUESTION: 1

This invention revolutionized communication during the 15th century CE. What is it?

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QUESTION: 2

What is the chemical name for "Laughing Gas", which Sir Humphrey Davy found made people less aware of pain?

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QUESTION: 3

Who found out that germs exist in the air?

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QUESTION: 4
What new branch of scientific knowledge was developed by Gregor Mendel in the 19th century, through his study of pea plants?
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QUESTION: 5
Who discovered that the heart pumps blood around the body?
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QUESTION: 6
Who shocked many people in 1543 when he suggested that the Earth moved around the Sun?
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QUESTION: 7
What was this style of bicycle called?
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QUESTION: 8
Who discovered a vaccination against smallpox?
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QUESTION: 9
Which branch of Scotland Yard was set up in 1901 to make use of a scientific discovery in crime cases?
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QUESTION: 10
What set of huge stones may have been created as an early calendar?
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QUESTION: 11
Who developed the Theory of Relativity, which is summed up in the equation E=mc ?
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QUESTION: 12
What theme park attraction was first seen at the 1893 World's Fair, held in Chicago?
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QUESTION: 13
Who was the inventor of dynamite, who also founded international prizes, including ones for science?
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QUESTION: 14
Which civilization developed the process of making paper?
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QUESTION: 15
In what year was the first working integrated circuit or microchip made?
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QUESTION: 16
What is the name of this system, developed originally to detect submarines but now used to monitor unborn babies?
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QUESTION: 17
What was the name of the first artificial satellite to orbit the Earth, which was launched by the USSR in 1957?
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QUESTION: 18
The mouthwash Listerine is named after the surgeon, Joseph Lister. Why is Lister famous?
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QUESTION: 19
What is Archimedes supposed to have shouted when he realized something could be weighed by measuring the amount of water it displaced?
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QUESTION: 20
What is the name for the scientific study of fossils and prehistoric life?
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