RRB-NTPC 2021 Questions

10 Jun 2021 • Shift 1

92 Questions AvailableTake as Test
Question 1
Arithmetic

The Takht-i-Bahi inscription is associated with which region?

A
Gandhara
B
Kannauj
C
Gujarat
D
Agra
Question 2
Arithmetic

Which Windows OS tool is used to change the system date and time?

A
Task Manager
B
Device Manager
C
Control Panel
D
File Explorer
Question 3
Arithmetic

What provision was introduced by the Sixty-fifth Amendment Act of 1990 for the welfare of Scheduled Castes and Scheduled Tribes?

A
A multi-member National Commission
B
A ministry for tribal affairs
C
A new reservation policy
D
A single special officer
Question 4
Arithmetic

In November 2024, the Indian government introduced the Broadcasting Services (Regulation) Bill, 2024. Which of the following is a key feature of this bill?

A
Exemption of OTT platforms from any regulatory oversight
B
Complete deregulation of satellite television channels
C
Abolishment of the Cable Television Networks (Regulation) Act, 1995, without replacement
D
Mandatory registration of digital news broadcasters and content creators
Question 5
Arithmetic

Based on the English alphabetical order, three of the following four letter-clusters are alike in a certain way and thus form a group. Which letter-cluster DOES NOT belong to that group? (Note: The odd one out is not based on the number of consonants/vowels or their position in the letter-cluster.)

A
PXR
B
LTO
C
NVQ
D
HPK
Question 6
Arithmetic

X, Y and Z invest a sum in the ratio 45: 37: 71 respectively. If they earned total profit of ₹2,790 at the end of year, then what is the difference between the share of Y and Z?

A
₹599
B
₹620
C
₹644
D
₹728
Question 7
Arithmetic

Which Indian city is most influenced by retreating monsoon rainfall?

A
Mumbai
B
Chennai
C
Bhopal
D
Jaipur
Question 8
Arithmetic

Select the set in which the numbers are related in the same way as are the numbers of the following sets. (NOTE: Operations should be performed on the whole numbers, without breaking down the numbers into their constituent digits. E.g. 13 - Operations on 13 such as adding/subtracting/multiplying to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is not allowed.) (43, 48, 5) (49, 70, 21)

A
(36, 52, 13)
B
(45, 52, 4)
C
(20, 34, 14)
D
(48, 71, 20)
Question 9
Arithmetic

What should come in place of the question mark (?) in the given series? 49 55 63 73 85 99 ?

A
129
B
115
C
120
D
111
Question 10
Arithmetic

What will be the difference in population 3 years ago and 2 years ago of a town whose current population of 1,60,000 is increasing at a rate of 25% every year?

A
20,830
B
20,480
C
19,930
D
19,730
Question 11
Arithmetic

What happens if a municipality in India is dissolved before completing its full term?

A
The previous municipal council is reinstated.
B
The central government takes over governance.
C
The municipality ceases to exist.
D
A new election must be held within 6 months.
Question 12
Arithmetic

Which industry is closely associated with 'cluster development' and the second-largest sector in terms of job creation in India after agriculture?

A
Automobile
B
Textile and apparel
C
Pharmaceuticals
D
Steel
Question 13
Arithmetic

Which DRDO lab conducted a successful laser weapon test in April 2021?

A
ADE (Aeronautical Development Establishment)
B
CAIR (Centre for Artificial Intelligence & Robotics)
C
CHESS (Centre for High Energy Systems and Sciences)
D
NPOL (Naval Physical & Oceanographic Laboratory)
Question 14
Arithmetic

Where are the elements such as neptunium and plutonium found?

A
Pitchblende
B
Coal
C
Seawater
D
Granite
Question 15
Arithmetic

The marked price of a bed is ₹744, which is 31% above the cost price. If the profit percentage is 9%. Find the discount percentage. (rounded off to two decimal places)

A
15.52%
B
18.65%
C
14.59%
D
16.79%
Question 16
Arithmetic

Town C is to the east of Town D. Town E is to the north of Town C. Town F is to the south of Town E. Town G is to the west of Town F. Town D is to the north-east of Town G. What is the position of Town C with respect to Town F?

A
West
B
South
C
North
D
East
Question 17
Arithmetic

Which of the following Articles of the Constitution of India prohibits human trafficking?

A
Article 21
B
Article 24
C
Article 19
D
Article 23
Question 18
Arithmetic

In a certain code language, 'HEIR' is coded as '2468' and 'EASY' is coded as '1327'. What is the code for 'E' in the given code language?

A
1
B
2
C
4
D
7
Question 19
Arithmetic

The Utkal Plains are situated along which part of India's coastal plain?

A
Eastern Coastal Plain
B
Konkan Coast
C
Malabar Coast
D
Western Coastal Plain
Question 20
Arithmetic

After 51 litres of petrol was poured into an empty storage tank, it was still 1% empty. How much petrol (in litres, rounded off to two decimal places) must be poured into the storage tank in order to fill it?

A
50.52
B
51.52
C
52.52
D
52.05
Question 21
Arithmetic

When 1063, 2815 and 3451 are divided by the greatest number x, the remainder in each case is y. What is the value of $(3x - 14y)$?

A
-65
B
-60
C
-62
D
-66
Question 22
Arithmetic

The synapse's effectiveness in transmitting nerve impulses is most critically determined by which of the following?

A
The diameter of the axon
B
The length of the dendritic arborisation
C
The concentration of neurotransmitter and the number of receptors in the postsynaptic membrane
D
The presence of myelin sheaths along the dendrites
Question 23
Arithmetic

In the following triads, each group of letters is related to the subsequent one following a certain logic. Select from the given options, the one that follows the same logic. GEAN - NAGE - GAEN MAKE - EKMA - MKAE

A
TURN - URTN - URNT
B
BOLD - BLOD - DLOB
C
FOWL - LWFO - FWOL
D
BEAN - NABE - EABN
Question 24
Arithmetic

The arithmetic mean of the observations 69, 60, 39, 58, 55, 31, 84, 64 and 80 is:

A
59
B
53
C
50
D
60
Question 25
Arithmetic

The 'Reclining Statue of Lord Vishnu' is found in which of the following caves?

A
Elephanta caves
B
Undavalli caves
C
Ellora caves
D
Ajanta caves
Question 26
Arithmetic

The Tonnage Tax Scheme, seen in Union Budget 2021-26, is associated with taxing which sector?

A
Telecom companies
B
Manufacturing companies
C
Digital companies
D
Shipping activities
Question 27
Arithmetic

M, N, O, P, Y and Z live on six different floors of the same building. The lowermost floor in the building is numbered 1, the floor above it, number 2 and so on till the topmost floor is numbered 6. O lives on an even numbered floor but not on floor number 4. Only two people live between O and Z. Y lives on an odd numbered floor but not on the lowermost floor. Only two people live between Y and M. P lives immediately below Y. How many people live between N and P?

A
Three
B
Two
C
One
D
Four
Question 28
Arithmetic

The simplified value of $139 - 15 \times (11 + 4) + 52$ is:

A
-24
B
-25
C
-34
D
-33
Question 29
Logical

The mean and the mode of a data set are 33.9 and 40.1, respectively. Find the median of the data, using the empirical formula. (Round off your answer to two decimal places.)

A
35.97
B
36.27
C
35.33
D
34.66
Question 30
Logical

In early 2021, the Defence Research and Development Organisation (DRDO) achieved a milestone by developing a laser weapon system. What is the power output of this system?

A
20 kilowatts
B
10 kilowatts
C
30 kilowatts
D
40 kilowatts
Question 31
Logical

Two pipes can fill a cistern, individually, in 35 min and 15 min, respectively. There is a pipe located at the bottom of the cistern to empty it. If all the three pipes are opened simultaneously, then the empty cistern gets filled in 6 min. How long will the pipe at the bottom of the cistern take to empty the completely filled cistern if no other pipe is then open?

A
14 min
B
5 min
C
8 min
D
17 min
Question 32
Logical

What was the estimated capital expenditure of the Ministry of Road Transport and Highways in India for the financial year 2024-25?

A
₹1.50 lakh crore
B
₹2.72 lakh crore
C
₹3.00 lakh crore
D
₹2.00 lakh crore
Question 33
Logical

The role of the Himalayas in shaping India's climate includes all, EXCEPT which of the following?

A
Creating convection currents
B
Contributing to snowfall in northern India
C
Acting as a barrier to southwest monsoon winds
D
Blocking cold winds from Central Asia
Question 34
Logical

Who among the following was awarded with the prestigious Lifetime Achievement Award for research in Diabetes in July 2024?

A
Pankaj Chaudhary
B
Piyush Goyal
C
Dr. Jitendra Singh
D
Jitin Prasada
Question 35
Logical

For what value of k do the quadratic equations: $2x^2 – 5x + 3 = 0$ and $4x^2 - (k+1)x + 6 = 0$, have both roots common?

A
9
B
11
C
7
D
5
Question 36
Logical

What happens if you paste text into MS-PowerPoint 2019 with the Keep Source Formatting option?

A
The text adopts the destination slide's theme fonts/colors.
B
The text retains its original formatting from the source.
C
The text is converted into an image.
D
The text size automatically adjusts to fit the slide.
Question 37
Logical

Train A, running at a speed of 32 km/hr, takes 33 seconds to completely cross train B, running at 28 km/hr in the opposite direction. The length of train B is 1.5 times the length of train A. Train B crosses a bridge completely in 54 seconds. What is the length of the bridge (in m)?

A
109
B
177
C
154
D
90
Question 38
Logical

If 'A' stands for '÷', 'B' stands for '$\times$', 'C' stands for '+' and 'D' stands for '-', then the resultant of which of the following would be 75?

A
84 B 12 C 76 D 36 A 4
B
84 D 12 A 76 B 36 C 4
C
84 A 12 D 76 C 36 B 4
D
84 C 12 D 76 A 36 B 4
Question 39
Logical

Roots of which of the following revolts lied in the fact that the British deprived the tribals of their traditional rights over the toddy trees?

A
Manjhi Revolt
B
Telanga Kharia Revolt
C
Khasi Rebellion
D
Koya revolt
Question 40
Logical

If + means -, - means $\times$, $\times$ means $\div$, and $\div$ means +, what will come in place of the question mark (?) in the following equation? $15 - 3 \div 5 + 18 \times 6 = ?$

A
40
B
57
C
50
D
47
Question 41
Logical

Which type of wave is a sound wave in air?

A
Longitudinal
B
Transverse
C
Electromagnetic
D
Standing
Question 42
Logical

Who succeeded Dhruvasena?

A
Dharapatta
B
Dronasimha
C
Guhasena
D
Shiladitya
Question 43
Logical

Jon ranked 24 th from the top and 16 th from the bottom in his class. How many students are there in his class?

A
39
B
40
C
38
D
37
Question 44
Logical

Based on the English alphabetical order, three of the following four letter-cluster pairs are alike in a certain way and thus form a group. Which letter-cluster pair DOES NOT belong to that group? (Note: The odd one out is not based on the number of consonants/vowels or their position in the letter cluster)

A
PS - NQ
B
EH - CF
C
KN - IL
D
GJ - FK
Question 45
Logical

The concept of Lok Adalat draws inspiration from the ________.

A
ancient Indian dispute resolution
B
Roman legal system
C
American arbitration system
D
British jury system
Question 46
Logical

Refer to the following number and symbol series and answer the question that follows. Counting to be done from left to right only. (Left) € 3 © 3 $ % % 5 5 £ € 4 * € 3 7 5 & 8 2 5 * (Right) How many such symbols are there each of which is immediately preceded by a number and also immediately followed by a number?

A
2
B
1
C
4
D
3
Question 47
Logical

In March 2021, which day was celebrated to promote the use of generic medicines?

A
Generic Drug Day
B
Health Security Day
C
Jan Aushadhi Diwas
D
Bharat Medicine Day
Question 48
Logical

Which transport system is most efficient in terms of energy consumption per tonne-km in India?

A
Inland waterways
B
Railways
C
Airways
D
Roadways
Question 49
Logical

I, J, K, L, M, N and R are sitting around a circular table facing the centre of the table. K sits fourth to the right of L. Only two people sit between M and I when counted from the left of M. J sits third to the left of R. N is an immediate neighbour of R and I. How many people between K and N when counted from the left of N?

A
Two
B
Four
C
One
D
Three
Question 50
Logical

Mr. Y starts from Point B and drives 4 km towards the south. He then takes a left turn, drives 7 km, turns right and drives 7 km. He then takes a left turn and drives 9 km. He takes a final left turn, drives 11 km and stops at Point A. How far (shortest distance) and towards which direction should he drive in order to reach Point B again? (All turns are 90 degree turns only unless specified.)

A
7 km towards the south
B
16 km towards the west
C
11 km towards the north
D
16 km towards the east
Question 51
Logical

X is directly proportional to $A^2$ and A is inversely proportional to Y. If X is 39 when Y is 20, find X when Y is 2.

A
3902
B
3901
C
3897
D
3900
Question 52
Logical

Study the given Venn diagram carefully and answer the question that follows. The numbers in different sections indicate the number of persons. How many plumbers are there who are also hairdressers and judges?

A
11
B
12
C
23
D
19
Question 53
Logical

In March 2021, NITI Aayog released the 'Trade Watch - Quarterly (July-September [Q2] FY25)' report. According to this report, which of the following commodities entered India's top ten imports due to rising infrastructure demand?

A
Copper
B
Zinc
C
Nickel
D
Aluminium
Question 54
Logical

The first Law Commission in India was headed by ________.

A
Lord Hastings
B
Lord Macaulay
C
Lord Cornwallis
D
Sir Elijah Impey
Question 55
GK

3 years ago from now, the age of father was 30 years more than twice his son's age. After how many years, from now, will he be twice his son's age?

A
23
B
27
C
29
D
24
Question 56
GK

A right triangle with sides 56 cm, 42 cm and 70 cm is rotated about the side of 56 cm to form a cone. The total surface area (in cm²) of the cone so formed is:

A
$3446\pi$
B
$4704\pi$
C
$7056\pi$
D
$5760\pi$
Question 57
GK

What should come in place of the question mark (?) in the given series based on the English alphabetical order? GEB IGD KIF MKH ?

A
OMJ
B
OMI
C
ONJ
D
ONI
Question 58
GK

A person saves 50% of his income. If his expenditure is ₹320, then his income (in ₹) is:

A
160
B
640
C
680
D
600
Question 59
GK

If 2 is added to each even digit and 1 is subtracted from each odd digit in the number 2614759, what will be the sum of the digits which are sixth from the left and first from the right in the new number thus formed?

A
10
B
14
C
12
D
6
Question 60
GK

After allowing a discount of 76%, the value of a ceiling fan is ₹3,330. If no discount is allowed, then the shopkeeper gains 50%. Find the cost price (in ₹) of the ceiling fan.

A
9,247
B
9,248
C
9,252
D
9,250
Question 61
GK

What will come in the place of the question mark (?) in the following equation, if '+' and '-' are interchanged and '$\times$' and '÷' are interchanged?  $127 ÷ 5 + 707 \times 7 - 38 = ?$

A
572
B
576
C
571
D
575
Question 62
GK

Which of the following countries will now co-host the rescheduled 2026 Rugby League World Cup along with Australia?

A
Fiji
B
Samoa
C
Tonga
D
Papua New Guinea
Question 63
GK

Judicial review is essential to:

A
increase executive powers
B
uphold the supremacy of the Constitution
C
reduce the workload of courts
D
replace parliamentary sovereignty
Question 64
GK

In 1892, the Indian National Congress passed a significant resolution at its Allahabad Session, which was a demand for the inclusion of Indians in which of the following?

A
Civil Services
B
Provincial Assemblies
C
Legislative Council
D
Viceroy's Council
Question 65
GK

Which of the following is not an 'Avanaddha Vadya'?

A
Tabla
B
Damru
C
Dhol
D
Manjira
Question 66
GK

E, X, P, A, N, and D live on six different floors of the same building. Only one person lives above D. Only A lives below P. E lives on an even numbered floor. X lives on a floor above D. How many people live below N?

A
Two
B
Three
C
Zero
D
One
Question 67
GK

A group of numbers and symbols is coded using letter codes as per the codes given below and the conditions that follow. Study the given codes and conditions and answer the question that follows. Note: If none of the conditions apply, then codes for the respective number/symbol are to be followed directly as given in the table. Letter F T E P A U X Code 7 $ @ 9 2 % 6 Conditions: 1. If the 1st letter is a vowel and the last letter is a consonant, their codes are to be interchanged. 2. If the 2nd letter is a vowel and the last letter is a consonant, both are to be coded as 'W'. 3. If the 3rd and 4th letters are consonants, both are to be coded as the code for the 3rd letter. 4. If the 1st and 2nd letters are vowels, then both are to be coded as 'Q'. What will be the code for the following group? EPTFU

A
@977%
B
@9WW%
C
@9$$%
D
@$$7%
Question 68
GK

Consider the following statements regarding the Five-Year Plans of India. Which of these statements is/are correct? 1. The First Five-Year Plan was based on the Harrod-Domar model and it prioritised agricultural development to address food security. 2. The Second Five-Year Plan, known as the Mahalanobis Plan, focussed on rapid industrialisation.

A
Neither Statement 1 nor Statement 2
B
Both Statement 1 and Statement 2
C
Statement 2 only
D
Statement 1 only
Question 69
GK

UB 15 is related to SF 11 in a certain way. In the same way, IO 8 is related to GS 4. To which of the given options is EL 3 related, following the same logic?

A
CP -1
B
ED -5
C
RD -7
D
BD -9
Question 70
GK

Arijit Singh received the Padma Shri in 2021 in which of the following fields?

A
Sports
B
Art
C
Social Work
D
Literature
Question 71
GK

Refer to the following number and symbol series and answer the question that follows. Counting to be done from left to right only. (Left) 9 8 3 1 4 6 # 6 4 6 * % & $ @ 9 1 % 1 % # £ (Right) How many such numbers are there each of which is immediately preceded by a number and also immediately followed by a symbol?

A
2
B
4
C
5
D
3
Question 72
GK

Which method CANNOT be used to create a new slide in MS PowerPoint 365?

A
Pressing Ctrl + M
B
Clicking 'New Slide' on the Home tab
C
Pressing Ctrl + N
D
Right-clicking in the slide sorter pane and selecting 'New Slide'
Question 73
GK

If you want to save a workbook in MS Excel 365 so that only viewing is allowed and editing is restricted, which feature should you use?

A
Read-Only Mode
B
Print Layout
C
Read Aloud
D
Freeze Panes
Question 74
GK

Which keyboard shortcut opens the Print dialog box in MS Excel 365?

A
Ctrl + S
B
Ctrl + N
C
Ctrl + O
D
Ctrl + P
Question 75
GK

The average of first 12 natural numbers is:

A
6
B
6.5
C
7
D
7.5
Question 76
GK

In a certain code language, 'A + B' means 'A is the mother of B', 'A - B' means 'A is the brother of B', 'A $\times$ B' means 'A is the wife of B' and 'A $\div$ B' means 'A is the father of B'. How is M related to Q if 'M - N + O ÷ P $\times$ Q'?

A
Wife's father's mother's brother
B
Wife's mother's brother
C
Wife's mother's father
D
Wife's father's father
Question 77
GK

According to the IMF's April 2021 Global Financial Stability Report, how much did global stock returns decline on average during major geopolitical risk events?

A
1.5%
B
01%
C
2.5%
D
3.2%
Question 78
GK

Refer to the following number and symbol series and answer the question that follows. Counting to be done from left to right only. (Left) 8 $ 7 & 3  \(\Omega\)  9 # 1 8 £ 6 @ & % 4 6 @ * 4 5 (Right) How many such symbols are there each of which is immediately preceded by an even number and also immediately followed by an odd number?

A
Two
B
Four
C
One
D
Three
Question 79
GK

Find the simple interest (in ₹) on ₹900 at an interest rate of 6% per month in 12 months.

A
108
B
648
C
54
D
74
Question 80
GK

By selling an article for ₹112, a man loses 30%. At what price (in ₹) should he sell it to gain 15%?

A
184
B
194
C
174
D
204
Question 81
GK

What was the theme of the 8 th Indian Ocean Conference?

A
Voyage to New Horizons of Maritime Partnership
B
Sustainable Development in the Indian Ocean
C
Maritime Security and Cooperation
D
Blue Economy and Regional Integration
Question 82
GK

In a certain code language, 'eat healthy food' is coded as 'xy zd uv' and 'food is essential' is coded as 'uv aq bc'. How is 'food' coded in the given language?

A
aq
B
xy
C
uv
D
zd
Question 83
GK

Which of the following letter-clusters should replace # and % so that the pattern and relationship followed between the letter-cluster pair on the left side of :: is the same as that on the right side of :: ? # : LQT :: ZEH : %

A
# = ODW, % = OIE
B
# = OTW, % = WBE
C
# = OHD, % = LDK
D
# = LKO, % = WYE
Question 84
GK

What should come in place of the question mark (?) in the given series? 201, 200, 197, 192, 185, ?

A
176
B
184
C
187
D
185
Question 85
GK

In May 2021, which state / union territory Cabinet approved ₹3.21 crore to conduct five cloud-seeding trials for combating the air pollution?

A
Bihar
B
Chandigarh
C
Haryana
D
Delhi
Question 86
GK

Which of the following letter-clusters should replace # and % so that the pattern between the pairs is the same? # : KSM :: OWQ : %

A
HPI – TBY
B
GOI – SAU
C
FNH – PXV
D
JQL – UWZ
Question 87
GK

Which of the following statements regarding the National Mission on Edible Oils - Oil Palm (NMEO-OP) is/are correct? 1. A new Centrally Sponsored Scheme, namely, National Mission on Edible Oils - Oil Palm (NMEO-OP) was launched by the Government of India in 2021. 2. It aims to promote oil palm cultivation for making the country Aatma Nirbhar in edible oils with special focus on North-Eastern States and A & N Islands. 3. The Mission aims to bring additional area of 6.5 lakh ha under Oil Palm plantation in the next 5 years, from 2021-26 to 2030-31.

A
Only 2 and 3
B
Only 1 and 2
C
Only 2
D
1, 2 and 3
Question 88
GK

P, Q, R, S, T, U and V are sitting around a circular table facing the centre. R sits third to the left of Q. P sits second to the left of T. Both U and P are immediate neighbours of Q. V is not an immediate neighbour of R. How many people live between T and U when counted from the left of T?

A
3
B
1
C
4
D
2
Question 89
GK

The average of eight numbers is 124. Find the least number if it is one-sixteenth of the sum of the numbers.

A
64
B
65
C
62
D
63
Question 90
GK

What should come in place of the question mark (?) in the given series based on the English alphabetical order? IPK PWR WDY DKF ?

A
RKM
B
KMR
C
KRM
D
RMK
Question 91
GK

C is the third proportional of 57 and B. If B is the sum of the first three even natural numbers, then find the value of C. (Rounded off to two decimal places)

A
2.53
B
1.33
C
0.65
D
0.07
Question 92
GK

A can do a certain work at the same time in which B and C together can do it. If A and B together can do it in 7 days and C alone in 9 days, then B alone can do it in ________ days.

A
252
B
63
C
189
D
126