RRB NTPC 2021-21-01-2021-1 RRB Question Paper

RRB NTPC 2021 - Graduate Level and Undergraduate Level Question Papers

RRB NTPC 2021-21-01-2021-1 RRB Questions

31.
Which among the following Indian states does NOT share its boundaries with Nepal?
A.
Uttar Pradesh
B.
Bihar
C.
Jharkhand
D.
West Bengal
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ANSWER :
C. Jharkhand
32.
Select the term from among the given options that can replace the question mark (?) in the following series. A11, D8, G5, ?
A.
J2
B.
J11
C.
G2
D.
K2
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ANSWER :
A. J2
33.
What is the area of a rhombus, whose sides are 25 cm and one of the diagonals is 14 cm?
A.
330 cm²
B.
310 cm²
C.
336 cm²
D.
300 cm²
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ANSWER :
C. 336 cm²
34.
Which one among the following languages is one of the six official languages of the United Nations?
A.
Chinese
B.
Urdu
C.
Hindi
D.
Japanese
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ANSWER :
A. Chinese
35.

What is the value of \(\sqrt{\frac{1.21\times0.9}{1.1\times0.11}}\)?

A.

12

B.

3

C.

6

D.

9

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ANSWER :

B. 3

36.
Which of the following is NOT a part of the human eye?
A.
Ciliary muscles
B.
Cornea
C.
Cochlea
D.
Iris
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ANSWER :
C. Cochlea
37.
Which of the following is an example of non-volatile memory?
A.
LSI
B.
RAM
C.
ROM
D.
VLSI
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ANSWER :
C. ROM
38.
In human beings, excretory products in the form of soluble nitrogen compounds are removed by the ______ in the kidneys.
A.
nucleus
B.
nutrition
C.
mitochondria
D.
nephrons
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ANSWER :
D. nephrons
39.
Pointing to a boy, Sohan said, "He is the son of Raj, who is my younger sister's father." How is Raj related to Sohan?
A.
Maternal uncle
B.
Son
C.
Brother
D.
Father
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ANSWER :
D. Father
40.

If A, B and C can complete a task alone in 15 days, 20 days and 25 days, respectively, then in how many days can they complete the same task if they work together?

A.

\( \frac{300}{47} \)

B.

\( \frac{150}{47} \)

C.

\( \frac{225}{47} \)

D.

\( \frac{75}{47} \)

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ANSWER :

A. \( \frac{300}{47} \)