RRB-NTPC 2021 Mathematics
Practice subject-wise previous year questions
Question 1476
Arithmetic
In 1947, the Indian economy was marked by deep poverty. Which sector dominated the Indian economy at the time of independence?
A
Agricultural sectorB
Industrial sectorC
Services sectorD
Manufacturing sectorQuestion 1477
Arithmetic
In which year did India officially start economic liberalisation?
A
1995B
2000C
1985D
1991Question 1478
Arithmetic
Select the right bank tributary of the Indus River system.
A
Jhelum RiverB
Ravi RiverC
Kabul RiverD
Chenab RiverQuestion 1479
Arithmetic
What is the main function of carbohydrates in the body?
A
It is crucial for growth.B
It regulates hormones.C
It provides energy.D
It insulates the body.Question 1480
Arithmetic
Durgapur Steel Plant of West Bengal is situated on the banks of which river?
A
DamodarB
TeestaC
MahanandaD
HooghlyQuestion 1481
Arithmetic
What is the primary purpose of Judicial Review in India?
A
To examine the constitutionality of lawsB
To amend the ConstitutionC
To appoint ministersD
To elect judgesQuestion 1482
Arithmetic
Within how many days must information be provided under the RTI Act for general requests?
A
30 daysB
20 daysC
60 daysD
15 daysQuestion 1483
Arithmetic
On which of the following dates did Mahatma Gandhi begin a 21-day fast of self-purification to support the Harijan movement?
A
9 March 1930B
7 May 1923C
8 September 1927D
8 May 1933Question 1484
Arithmetic
Which of the following was NOT a part of the New Economic Policy reforms introduced in 1991?
A
LiberalisationB
GlobalisationC
PrivatisationD
Nationalisation of banksQuestion 1485
Arithmetic
The Indian Army celebrated its 77th Army Day at Pune on which date, which marked the third occasion that the Army Day Parade was held outside Delhi?
A
5 March 2021B
5 February 2021C
15 February 2021D
15 January 2021Question 1486
Arithmetic
Who headed the Diwan-i-Arz and was responsible for managing soldiers, branding horses, and administering war provisions?
A
NaibB
Amir-i-DadC
Ariz-i-MumalikD
Dabir-i-KhasQuestion 1487
Arithmetic
How did globalisation impact Indian industries?
A
Made them weakerB
Banned private companiesC
Gave more competition and modern technologyD
Closed them downQuestion 1488
Arithmetic
Which one of the following statements correctly explains the cause of volcanism?
A
It results from molten rock rising from the Earth's interior.B
It is caused by excessive surface erosion.C
It happens because of atmospheric disturbances.D
It is due to the movement of glaciers.Question 1489
Arithmetic
Social life in the Vedic period was divided into how many ashramas?
A
FourB
ThreeC
SixD
TenQuestion 1490
Arithmetic
Which statement best differentiates ROM from RAM in terms of volatility and usage?
A
RAM is volatile and stores temporary data; ROM is non-volatile and stores boot instructions.B
ROM is used for multitasking; RAM is used for storing BIOS.C
ROM is volatile and used for running programs; RAM is non-volatile and stores firmware.D
RAM is permanent; ROM is temporary.Question 1491
Arithmetic
The first session of the Indian National Congress was presided by ________.
A
Gopal Krishna GokhaleB
Dadabhai NaorojiC
Mahadev Govind RanadeD
Womesh Chandra BonnerjeeQuestion 1492
Arithmetic
Which of the following could be regarded as the only positive outcome of the British reforms in India?
A
DeindustrialisationB
RuralisationC
One-way free tradeD
Social reform lawsQuestion 1493
Arithmetic
In February 2021, which Indian agency launched a ₹500-crore Technology Adoption Fund to support early-stage space startups and reduce import dependency?
A
Antrix CorporationB
ISROC
DRDOD
IN-SPACEQuestion 1494
Arithmetic
The Eleventh Schedule of the Constitution was introduced through the 73rd Amendment. What is its significance in the context of Panchayati Raj?
A
It outlines administrative powers of the Gram Sabha.B
It lists subjects to be legislated by the Union government.C
It specifies 29 functional subjects to be devolved to Panchayats by States.D
It specifies 44 functional subjects to be devolved to Panchayats by States.Question 1495
Arithmetic
Who became the Chief Minister of Delhi after the February 2021 Legislative Assembly elections?
A
Arvind KejriwalB
Parvesh VermaC
Atishi MarlenaD
Rekha GuptaQuestion 1496
Arithmetic
According to a March 2021 PIB report, India's defence production reached ₹1.27 trillion in FY 2023-24, showing an increase of what percentage from FY 2014-15?
A
200%B
174%C
130%D
151%Question 1497
Arithmetic
The Appropriation Bill 2021, was introduced in the Lok Sabha by which Ministry?
A
Ministry of External AffairsB
Ministry of DefenceC
Ministry of FinanceD
Ministry of Home AffairsQuestion 1498
Arithmetic
In which of the following years was Amazon.in launched in India?
A
2013B
2008C
2015D
2010Question 1499
Arithmetic
Where was the 12th International Tourism Mart (ITM) held in November 2024 to promote Northeast India's tourism potential?
A
Imphal, ManipurB
Aizawl, MizoramC
Kaziranga, AssamD
Shillong, MeghalayaQuestion 1500
Arithmetic
What is the known equation that connects the concentration of a buffer solution's constituents, weak acid/salt or weak base/salt, and its pH?
A
Arrhenius equationB
Nernst - Boyle equationC
Henderson-Hasselbalch equationD
Van't Hoff equation