RRB Group D 2022-6-10-2022-3 RRB Question Paper

RRB Group D 2022 Question Papers

RRB Group D 2022-6-10-2022-3 RRB Questions

41.
Seven boxes M, N, O, P, Q, R and S are kept one over the other but not necessarily in the same order. Only three boxes are kept above P. Only two boxes are kept between P and M. Only R is kept between S and Q. Only N is kept between O and M. Neither Q nor M is at the topmost position. Which box is kept between Q and O?
A.
N
B.
P
C.
S
D.
R
ANSWER :
B. P
42.
Each of the digits in the number 56147328 is arranged in ascending order from left to right. The position of how many digits will remain unchanged as compared to that in the original number?
A.
One
B.
Three
C.
None
D.
Two
ANSWER :
A. One
43.
Which of the following raw materials is used to make washing soda?
A.
MgCO₃
B.
NaOH
C.
NaHCO₃
D.
NaCl
ANSWER :
D. NaCl
44.
An adult human urine consists of:
A.
An adult human urine consists of:
B.
95% water, 2.0% urea and 2.0% ammonia
C.
85% water, 2.5% urea and 2.5% ammonia
D.
95% water, 2.5% urea and 2.5% other waste products
ANSWER :
D. 95% water, 2.5% urea and 2.5% other waste products
45.
If the numbers given below are arranged in descending order, then what is the difference between the number which is fifth from the right and the number which is fourth from the left?
Left: 202, 323, 266, 182, 315, 285, 193, 217, 231, 186 Right
A.
27
B.
49
C.
37
D.
29
ANSWER :
B. 49
46.
What is the given reaction an example of?
Naβ‚‚CO₃(aq) + CaClβ‚‚(aq) β†’ CaCO₃(s) + 2NaCl(aq)
A.
Only displacement reaction
B.
Combination and decomposition reaction
C.
Double displacement and precipitation reaction
D.
Displacement and combination reaction
ANSWER :
C. Double displacement and precipitation reaction
47.
Select the triad that follows the same pattern as that followed by the two triads given below. Both triads follow the same pattern.
IJ – HF – DB
WU – SQ – OM
A.
ZW – OR – FC
B.
TR – QS – GI
C.
SV – XV – TR
D.
US – QO – MK
ANSWER :
D. US – QO – MK
48.
What is the sum of 7xy + 5yz – 3zx, 4yz + 9zx – 4y, –3xy + 5x – 2xy?
A.
5x – 4y + 2xy + 9yz + 62x
B.
5x – 4y + 2xy + 9yz + 62x
C.
5x – 4y + 6xy + 9yz + 62x
D.
5x – 4y + 6xy + 9yz – 62x
ANSWER :
A. 5x – 4y + 2xy + 9yz + 62x
49.
Small carnivores or the secondary consumers come at __________ level.
A.
third trophic
B.
second trophic
C.
fourth trophic
D.
first trophic
ANSWER :
A. third trophic
50.
A convex lens has the radius of curvature as 40 cm. The power of the lens is:
A.
+5.0 D
B.
-2.5 D
C.
+ 2.5 D
D.
-5.0 D
ANSWER :
A. +5.0 D