GK Questions on World Invention for Competitive Exam
General Science Questions: 2018
Q.21 Who invented Helicopter?
(A) Igor Sikorsky
(B) Euclid
(C) Marie Curie
(D) J.L. Baird
Ans . A
Q.22 Who invented Circulation of blood?
(A) William Harvey of Britain in 1628
(B) Ralph H. Baer
(C) Percy Spencer
(D) Evangelista Torricelli
Ans . A
Q.23 Who invented Vaccine of Rabies?
(A) Louis Pasteur of France in 1888
(B) Euclid
(C) Marie Curie
(D) J.L. Baird
Ans . A
Q.24 Who invented Vitamin A?
(A) Mc Collum and M.Davis of U.S.A. in 1913
(B) Steven Sasson
(C) Martin Cooper
(D) Dave Hyatt
Ans . A
Q.25 Who invented Vitamin B1 ?
(A) Casimir Funk discovered in 1912
(B) Ralph H. Baer
(C) Percy Spencer
(D) Evangelista Torricelli
Ans . A
Q.26 Who invented Vitamin C?
(A) Scottish naval surgeon James Lind in 1747
(B) Euclid
(C) Marie Curie
(D) J.L. Baird
Ans . A
Q.27 Who invented Vitamin D?
(A) Edward Mellan by discovered Vitamin D while researching a disease called rickets in 1922
(B) Federico Faggin
(C) Zacharias Janssen
(D) Percy Spencer
Ans . A
Q.28 Who invented Vitamin K?
(A) Doisy Dam of U.S.A. in 1938.
(B) Ralph H. Baer
(C) Percy Spencer
(D) Evangelista Torricelli
Ans . A
Q.29 Who invented by Electric Lamp?
(A) Thomas Alva Edison of U.S.A. in 1879
(B) Euclid
(C) Marie Curie
(D) J.L. Baird
Ans . A
Q.30 Who invented CT scan?
(A) Hounsfield by Britain in 1973.
(B) Steven Sasson
(C) Martin Cooper
(D) Dave Hyatt
Ans . A
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Rajesh Bhatia
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