Achievements of Eminent Scientists NDA Questions

NDA BIOLOGY

Achievements of Eminent Scientists MCQ Questions


1.
The first thermionic valve was invented by _______
A.
Joshep lister
B.
J.A. Fleming
C.
Albert Einstein
D.
Benjamin Franklin
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ANSWER :
B. J.A. Fleming
2.
In which decade was the Internet first implemented?
A.
1930
B.
1950
C.
1960
D.
1940
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ANSWER :
C. 1960
3.
Which scientist discovered the radioactive element Radium ?
A.
Edward Jenner
B.
J.B Lamark
C.
Marie Curie
D.
Joshep lister
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ANSWER :
C. Marie Curie
4.
Who discovered antiseptic surgery?
A.
Albert Einstein
B.
James Chadwick
C.
Albert Einstein
D.
Joshep lister
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ANSWER :
D. Joshep lister
5.
Who invented the hydrogen bomb?
A.
J.Robert Oppenheimer
B.
Edward Taylor
C.
James Chadwick
D.
Albert Einstein
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ANSWER :
B. Edward Taylor
6.
The causative virus of AIDS was isolated in the year of _________
A.
1981
B.
1982
C.
1983
D.
1919
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ANSWER :
C. 1983