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Question-1
Which scientist discovered the radioactive element radium?
(A)
Isaac Newton
(B)
Albert Einstein
(C)
Benjamin Franklin
(D)
Marie Curie
Question-2
Who invented electric lamp?
(A)
Laennec
(B)
John Baird
(C)
Thomas Alva Edison
(D)
Graham bell
Question-3
When was the first elevator built?
(A)
1743
(B)
1739
(C)
1760
(D)
1785
Question-4
Who invented the ballpoint pen?
(A)
Biro Brothers
(B)
Waterman Brothers
(C)
Bicc Brothers
(D)
Write Brothers
Question-5
Who is the English physicist responsible for the 'Big Bang Theory'?
(A)
Albert Einstein
(B)
Michael Skube
(C)
George Gamow
(D)
Roger Penrose
Question-6
Who invented penicillin ?
(A)
Ronald Ross
(B)
Charles Darwin
(C)
Alexander Fleming
(D)
Edison
Question-7
In which decade was the first solid state integrated circuit demonstrated?
(A)
1950s
(B)
1960s
(C)
1970s
(D)
1980s
Question-8
Roentgen invented:
(A)
Telephone
(B)
X -ray machine
(C)
Tyre
(D)
Aeroplane
Question-9
Who invented printing press?
(A)
Macmillan
(B)
Waterman
(C)
Gutenberg
(D)
Edison
Question-10
Who invented radio?
(A)
Marconi
(B)
Torricelli
(C)
Gutenberg
(D)
Edison
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Cambridge Primary Grade 3
IGCSE
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