RRB Group D 2022-29-8-2022-1 RRB Question Paper

RRB Group D 2022 Question Papers

RRB Group D 2022-29-8-2022-1 RRB Questions

41.
Which of the following metals are more reactive than hydrogen?
Mg, Zn, Hg, Ag, Sn, Pb, Au, Fe, Na
A.
Mg, Zn, Hg, Pb, Fe, Na
B.
Mg, Zn, Ag, Pb, Fe, Na
C.
Mg, Zn, Sn, Pb, Fe, Na
D.
Mg, Zn, Sn, Pb, Au, Na
ANSWER :
C. Mg, Zn, Sn, Pb, Fe, Na
42.
Refer to the given letter, number and symbol series and answer the question that follows.
(Left) ª Y S 2 # C 2 4 & 7 F & 2 @ R 4 € G 4 £ 9 (Right)
How many such letters are there in the series each of which is immediately preceded by a symbol and also immediately followed by a number?
A.
2
B.
1
C.
3
D.
4
ANSWER :
C. 3
43.
Professor Narayan Pradhan has been selected for the 31st GD Birla Award as of March 2022 for the Scientific Research for his major contribution in the field of ________.
A.
mathematical modelling
B.
material sciences
C.
environmental biology
D.
astrophysics
ANSWER :
B. material sciences
44.
Deficiency of which hormone is responsible for diabetes mellitus?
A.
Insulin
B.
Oxytocin
C.
Adrenalin
D.
Thyroxin
ANSWER :
A. Insulin
45.
Which of the following is the first World Bank supported programme for minority welfare that is being implemented by the Ministry of Minority Welfare, Government of India?
A.
Nai Manzil
B.
Nai Udaan
C.
Padho Pardesh
D.
Naya Savera
ANSWER :
A. Nai Manzil
46.
The Bharat Heavy Electricals Limited (BHEL) was incorporated in which year from following?
A.
1958
B.
1960
C.
1964
D.
1962
ANSWER :
C. 1964
47.
A decision is given followed by two statements I and II. Read all the information carefully and select the correct option.
Decision: In many cities of Country S only hybrid cars are allowed in the centre of the city in order to control pollution. Following the same, Country M has also decided to implement this in some tier-I cities.
Statements:
I. Unlike Country S, public transport is not well connected in most of the tier-I cities in Country M.
II. As per recent reports, the biggest contributor of pollution in Country M are transport trucks and two-wheelers.
A.
Statement I weakens the decision and statement II is a neutral statement
B.
Statement I is a neutral statement and statement II strengthens the decision
C.
Both statements I and II strengthen the decision
D.
Both statements I and II weaken the decision
ANSWER :
D. Both statements I and II weaken the decision
48.
A convex mirror is made from a section of the surface of a sphere of radius 10.0 cm. Its principal focus is at a distance of ______ from its pole.
A.
10.0 cm
B.
20.0 cm
C.
5.0 cm
D.
40.0 cm
ANSWER :
C. 5.0 cm
49.
What causes migrating birds to travel to far-off lands?
A.
They fly to get some exercise.
B.
They fly to see their family.
C.
They fly to change their habitat.
D.
They fly to lay eggs.
ANSWER :
D. They fly to lay eggs.
50.
Which of the following is true for a square?
a) All angles equal
b) All sides parallel
c) Diagonals equal
d) All sides equal
A.
a, b
B.
a, c, d
C.
a, b, c
D.
b, c, d
ANSWER :
B. a, c, d