Science as a tool to understand the past, present and future TNPSC Group 2 2A Questions

General Science

Science as a tool to understand the past, present and future MCQ Questions


13.
What is the age of earth
A.
4.5 Billion years
B.
4.4 Billion years
C.
4.9 Billion years
D.
4.1 Billion years
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ANSWER :
A. 4.5 Billion years
14.

Find the odd one out :

Science is not used in

A.

Medicine

B.

Agriculture

C.

Construction

D.

Philosophy

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ANSWER :

D. Philosophy

15.
Which development enabled a massive difference in transformation
A.
Speaking
B.
Writing
C.
Listening
D.
Hunting
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ANSWER :
B. Writing
16.
What was the name of the first man-made satellite launched by the Soviet Union in 1957?
A.
Apollo 15
B.
Sputnik 1
C.
Apollo 12
D.
Apollo 11
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ANSWER :
B. Sputnik 1
17.
Who invented X-Rays?
A.
 Rutherford
B.
Newton
C.
Rontgen
D.
Baird
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ANSWER :
C. Rontgen
18.
Who discovered the theory of relativity?
A.
 Einstein
B.
Edison
C.
 Khurana
D.
Newton
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ANSWER :
 A. Einstein