RRB NTPC 2021-05-03-2021-1 RRB Question Paper

RRB NTPC 2021 - Graduate Level and Undergraduate Level Question Papers
RRB NTPC 2021-05-03-2021-1

RRB NTPC 2021-05-03-2021-1 RRB Questions

21.
What is meant by dental caries?
A.
Sticking of food particles to the tooth
B.
Tooth decay
C.
Inflammation of the tooth
D.
Whitening of the tooth
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ANSWER :
B. Tooth decay
22.

The value of \(\sqrt{142884}\) is:

A.

358

B.

388

C.

368

D.

378

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ANSWER :

D. 378

23.
Who is the Chief of Naval Staff as of December 2020?
A.
Admiral Robin K Dhowan
B.
Admiral Nirmal Kumar Verma
C.
Admiral Devendra Kumar Joshi
D.
Admiral Karambir Singh
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ANSWER :
D. Admiral Karambir Singh
24.
Electrostatic precipitators are used to control:
A.
noise pollution
B.
water pollution
C.
air pollution
D.
visual pollution
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ANSWER :
C. air pollution
25.
Who was appointed as the Defence Minister of India in May 2019?
A.
Ravi Shankar Prasad
B.
Rajnath Singh
C.
Narendra Singh Tomar
D.
Harsimrat Kaur Badal
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ANSWER :
B. Rajnath Singh
26.
Organisms that can make food themselves from simple substances are called:
A.
heterotrophs
B.
autotrophs
C.
saprotrophs
D.
holozoic organisms
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ANSWER :
B. autotrophs
27.
Raw material and money in hand for production are classified under:
A.
human capital
B.
fixed capital
C.
working capital
D.
physical capital
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ANSWER :
C. working capital
28.
'A set of norms and guidelines to be followed by political parties and contesting candidates during election time' is called:
A.
code of conduct
B.
incumbent
C.
level playing field
D.
rigging
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ANSWER :
A. code of conduct
29.

Select the number that can replace the question mark (?) in the following equation.
\(47^{7.5}\div47^{\frac{3}{2}}\times47^{-3}=(\sqrt{47})^{\,?}\)?

A.

6

B.

4

C.

5

D.

\( 2\frac{1}{2} \)

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ANSWER :

A. 6

30.
Which period is known as the 'Golden Revolution' in India?
A.
1990-2001
B.
1991-2003
C.
1991-2002
D.
1991-2001
😑 View Answer Error
ANSWER :
B. 1991-2003
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