RRB Group D 2018-20-9-2018-3 RRB Question Paper

RRB Group D 2018 Question Papers

RRB Group D 2018-20-9-2018-3 RRB Questions

1.
The equation 2Cu + O 2→ 2CuO is an example of a ________ reaction.
A.
displacement
B.
decomposition
C.
double displacement
D.
combination
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ANSWER :
D. combination
2.
Read the given question and decide which of the following statements is/are sufficient to answer the question What is the value of z?
1. z 2+ (-1) = 0
2. z = √n, n is natural number
A.
Neither 1 nor 2 is sufficient
B.
Only 2 is sufficient
C.
Both 1 and 2 are sufficient
D.
Only 1 is sufficient
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ANSWER :
A. Neither 1 nor 2 is sufficient
3.
Select the option that can replace the question mark (?) in the following series.
A.
C
B.
A
C.
B
D.
D
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ANSWER :
B. A
4.
In a class, 5% students are absent on a particular day. If the number of students present is 38, then total strength of the class on that day is:
A.
45
B.
50
C.
40
D.
33
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ANSWER :
C. 40
5.
Choose the word that does NOT belong to the group
A.
Bharatanatyam
B.
Odissi
C.
Hip- hop
D.
Kathakali
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ANSWER :
C. Hip- hop
6.
A can do a piece of work is 8 hours while B alone can do it in 12 hours. Both A and B working together can finish the work in time?
A.
10 hours
B.
4 hours
C.
24/5 hours
D.
21/4 hours
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ANSWER :
C. 24/5 hours
7.
In desert plants, a thick waxy coating called ________ is present on the epidermis.
A.
cutin
B.
lignin
C.
cellulose
D.
fats
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ANSWER :
A. cutin
8.
Who among the following became the first Asian and the first individual from Assam to be nominated for the Heritage Heroes Award – 2016 by the International Union for Conservation of Nature (IUCN)?
A.
Mohan Lal
B.
Trisha Krishnan
C.
Henry Blogg
D.
Bibhuti Lahkar
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ANSWER :
D. Bibhuti Lahkar
9.
(0.12 ÷ 0.15)/2 =?
A.
0.04
B.
0.004
C.
0.4
D.
4
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ANSWER :
C. 0.4
10.
What is the area (in m 2 ) of a triangular field whose sides measure 25 m, 39 m and 56 m?
A.
420
B.
240
C.
210
D.
480
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ANSWER :
A. 420