RRB NTPC 2021-08-03-2021-2 RRB Question Paper

RRB NTPC 2021 - Graduate Level and Undergraduate Level Question Papers

RRB NTPC 2021-08-03-2021-2 RRB Questions

21.
Which state topped "Khelo India Youth Games" in 2020?
A.
Andhra Pradesh
B.
Maharashtra
C.
Tamil Nadu
D.
Punjab
ANSWER :
B. Maharashtra
22.
In a certain code language, SUCCESS is written as HVXDVTH and LOVELY is written as OPEFOZ. How will EXTREME be written as in that language?
A.
VUYSVNV
B.
VYUHGHL
C.
VYGSVNV
D.
YVVHVNV
ANSWER :
C. VYGSVNV
23.
Pick the odd one out.
A.
Reptile
B.
Mammal
C.
Man
D.
Avian
ANSWER :
C. Man
24.

If sin θ + cos θ = \(\sqrt{3}\) cos(90 - θ) then tan θ = ?

A.

\(\sqrt{2}-1\)

B.

\(\frac{1}{\sqrt{3}-1}\)

C.

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

D.

\(\sqrt{3}-1\)

ANSWER :

B.\(\frac{1}{\sqrt{2}-1}\)

25.
The concentration of carbon dioxide in the atmosphere is approximately ______.
A.
3.34%
B.
0.03%
C.
0.38%
D.
0.054%
ANSWER :
B. 0.03%
26.

The value of 5 \(\frac{7}{9}\div4\frac{1}{3}\times6\frac{9}{14}+\frac{7}{9}\)× 18 is:

A.

22 \( \frac{6}{7} \)

B.

21 \( \frac{6}{8} \)

C.

22 \( \frac{7}{6} \)

D.

21 \( \frac{8}{6} \)

ANSWER :

A. 22 \( \frac{6}{7} \)

27.
The value of 42.425 + 6.526 - 15.31 + 0.098 is:
A.
33.786
B.
33.739
C.
33.483
D.
33.836
ANSWER :
B. 33.739
28.
Which of the following plantations helps in the prevention of soil erosion in desert?
A.
Contour ploughing
B.
Agro forest
C.
Shelter belts
D.
Strip cropping
ANSWER :
C. Shelter belts
29.
Select the term that will come next in the following series.
31J, 29F, 31M, 30A, 31M, 30J, ?
A.
32P
B.
29J
C.
33K
D.
31J
ANSWER :
D. 31J
30.
Which one of the following is addressed as "Alfalfa"?
A.
Sativa
B.
Fish
C.
Memel
D.
Fossils
ANSWER :
A. Sativa