Science and Invention

Science/Invention related MCQs for All examinations:
1. Who is known as "Prince of Experiment"?
     Archimedes     John Dalton
     Galili Galileo   Michael Faraday
The correct answer is Micheal Faraday. Prince of Experiment: Micheal Faraday, Father of Experimental Science: Archimedes, Father of Experimental Physics: Galili Galileo, John Dalton: Law of Partial Pressure
2. Who invents the X-ray Machine?
     J.L. Baird
     Wilhelm Conrad Rontgen
     Gutenberg
     Charles Stone
The correct answer is Wilhelm Conrad Rontgen. Wihlem Conrad Rontgen is the inventor of the X-ray Machine. Similarly, J.L. Baird: Television, Gutenberg: Printing Press, Charles Stone: Washing Machine
3. Which of the following is not the Book by Stephen Hawking?
     God Created Integers
     The Grand Design
     The Descent of Man
     A Brief History of Time
The correct answer is The Descent of Man. "The Descent of Man" is by Charles Darwin.
4. Chronology is the study of..............?
     Old age
     Time
     Climate
     Insects
The correct answer is Time. Study of Time: Chronology, Old age: Gerontology, Climate: Climatology, Insects: Entomology
5. What is the unit of Power of Lens?
     Watt
     Horsepower
     Diopter
     Newton
The correct answer is Diopter. Diopter is the unit of Power of lens, Horsepower and Watt: Unit of Power, Newton: Unit of Force
6. Which of the following is the theory by Albert Einstein?
     Theory of Gravitation
     Theory of Relativity
     Quantum Theory
     Heliocentric Theory
The correct answer is The Theory of Relativity. Theory of Gravitation: Issac Newton, Quantum Theory: Max Planck, Heliocentric Theory: Nicolaus Copernicus.
7. Which is the first artificial satellite?
     Sputnik 1
     Apollo 11
     Vostok 1
     Explorer 1
The correct answer is Sputnik 1 (1957 Oct 4). Apollo 11: Spaceflight by which Neil Armstrong and Alwin Aldrin (but not Micheal Collings) were landed on the surface of Moon on 1969 July 21, Vostok 1: First manned spaceflight (Yuri Gagarin, 1961 April 12), Explorer 1: The American First Spaceflight (1958 Jan 31).
8. Which of the following is an Artificial Polymer?
     Protein
     Starch
     Rubber
     Nylon
The correct answer is Nylon. Proteins, Starch and Rubber are natural polymers.
9. Which of the following is the strongest evidence of evolution?
     Evidence from Vestigial Organs
     Evidence from Comparative Morphology
     Embryonic Evidence
     Evidence from fossils
The correct answer is Evidence from fossils. the chronological study of evolution can be possible from the study of fossils.
10. Which Nitrogen Base is not present in DNA molecule?
     Adenine
     Uracil
     Guanine
     Cytosine
The correct answer is Uracil. Adenine, Guanine Thymine and Cytosine are the four Nitrogen Bases of DNA. Similarly, Uracil is present instead of Thymine in RNA.

Correct Answers with Explanation:

Question 1: The correct answer is Micheal Faraday. Prince of Experiment: Micheal Faraday, Father of Experimental Science: Archimedes, Father of Experimental Physics: Galili Galileo, John Dalton: Law of Partial Pressure
Question 2: The correct answer is Wilhelm Conrad Rontgen.
Wihlem Conrad Rontgen is the inventor of the X-ray Machine. Similarly, J.L. Baird: Television, Gutenberg: Printing Press, Charles Stone: Washing Machine
Question 3: The correct answer is The Descent of Man.
"The Descent of Man" is by Charles Darwin.
Question 4: The correct answer is Time.
Study of Time: Chronology, Old age: Gerontology, Climate: Climatology, Insects: Entomology
Question 5: The correct answer is Diopter.
Diopter is the unit of Power of lens, Horsepower and Watt: Unit of Power, Newton: Unit of Force
Question 6: The correct answer is The Theory of Relativity.
Theory of Gravitation: Issac Newton, Quantum Theory: Max Planck, Heliocentric Theory: Nicolaus Copernicus. 
Question 7: The correct answer is Sputnik 1 (1957 Oct 4).
Apollo 11: Spaceflight by which Neil Armstrong and Alwin Aldrin (but not Micheal Collings) were landed on the surface of Moon on 1969 July 21, Vostok 1: First manned spaceflight (Yuri Gagarin, 1961 April 12), Explorer 1: The American First Spaceflight (1958 Jan 31).
Question 8: The correct answer is Nylon.
Proteins, Starch and Rubber are natural polymers.
Question 9: The correct answer is Evidence from fossils.
the chronological study of evolution can be possible from the study of fossils.
Question 10: The correct answer is Uracil.
Adenine, Guanine Thymine and Cytosine are the four Nitrogen Bases of DNA. Similarly, Uracil is present instead of Thymine in RNA. 
Try your best for other MCQs Questions Series. Thank you, All the best. 

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