RRB-NTPC 2021 Mathematics
Practice subject-wise previous year questions
Question 476
Arithmetic
Microliths, which are tiny stone tools usually stuck on to handles of bones or woods to make tools like saws and sickles. These were mostly found in which age?
A
Paleolithic ageB
Chalcolithic ageC
Mesolithic ageD
Neolithic ageQuestion 477
Arithmetic
The President of India is also the Supreme Commander of which force in India?
A
Intelligence AgenciesB
Armed ForcesC
Border Security ForceD
Police ForcesQuestion 478
Arithmetic
Human development is a key aspect of economic development. As per the UNDP's Human Development Report 2021, where does India rank globally?
A
100B
144C
119D
130Question 479
Arithmetic
Which Act provided separate legislative subjects for the Centre and Provinces with three distinct lists?
A
Indian Independence Act 1947B
Government of India Act 1858C
Government of India Act 1919D
Government of India Act 1935Question 480
Arithmetic
How many public sector banks are operating in India, as on 1 May 2021?
A
8B
14C
12D
10Question 481
Arithmetic
Tourism is classified as a tertiary activity because it involves:
A
extracting natural resourcesB
production of goodsC
selling of machineryD
providing services to peopleQuestion 482
Arithmetic
Which of the following is a dimensionless quantity?
A
VelocityB
AccelerationC
Refractive indexD
Gravitational forceQuestion 483
Arithmetic
When was Maha Shivaratri celebrated in 2021?
A
26 FebruaryB
12 MayC
7 JuneD
14 MarchQuestion 484
Arithmetic
In December 2024, at the King Cup International Badminton Open, whom did Lakshya Sen defeat to claim the third place?
A
Viktor AxelsenB
Alex LanierC
Kento MomotaD
Anthony Sinisuka GintingQuestion 485
Arithmetic
In May 2021, which Indian state signed an MoU with IN-SPACE to establish a Space Tech Manufacturing Park and Centre of Excellence?
A
GujaratB
KarnatakaC
TelanganaD
MaharashtraQuestion 486
Arithmetic
Which of the following deserts is visible in the southern part of the world map?
A
Gobi DesertB
Thar DesertC
Kalahari DesertD
Sonoran DesertQuestion 487
Arithmetic
The Mudumal Megalithic Menhir is located in which state that was included in the tentative list of India by UNESCO World Heritage Centre in February 2021?
A
KarnatakaB
Tamil NaduC
Andhra PradeshD
TelanganaQuestion 488
Arithmetic
The Tenth Schedule of the Indian Constitution is related to the:
A
distribution of seats in the Lok SabhaB
disqualification on grounds of defectionC
recognition of languagesD
protection of land reform lawsQuestion 489
Arithmetic
What does the Alt + Tab keyboard shortcut do in Windows?
A
Locks the computer screenB
Closes the current windowC
Switches between open applicationsD
Opens the Start menuQuestion 490
Arithmetic
Which of the following is an efficient way to organise files on a computer?
A
Create different folders based on categories of filesB
Rename all files with random charactersC
Keep all files in the same folderD
Store all files in the Recycle BinQuestion 491
Arithmetic
Who among the following had given the idea to mobilise all the leading Indian political leaders under a common platform called the Indian National Congress?
A
A O HumeB
Surendranath BannerjeeC
W C BannerjeeD
Ananda Mohan BoseQuestion 492
Arithmetic
In which of the following years did the Union Cabinet, chaired by the Prime Minister Shri Narendra Modi, approve the Revised Rashtriya Gokul Mission (RGM) to boost growth in the livestock sector?
A
2021B
2016C
2019D
2021Question 493
Arithmetic
Who among the following was conferred with a Padma Bhushan Award 2021 in the field of (Posthumous) Affairs in April 2021?
A
Dr. Duvvur Nageshwar ReddyB
Shri Nandamuri BalakrishnaC
Shri MT Vasudevan NairD
Shri Sushil Kumar ModiQuestion 494
Arithmetic
Which department of the Delhi Sultanate was responsible for military organisation and administration of the empire's army?
A
Diwan-i-InshaB
Diwan-i-RiyasatC
Diwan-i-RisalatD
Diwan-i-ArzQuestion 495
Arithmetic
Which of the following power projects is based on nuclear energy?
A
KoynaB
TehriC
KalpakkamD
Bhakra NangalQuestion 496
Arithmetic
Which biomolecules are responsible for catalysing biochemical reactions?
A
PolysaccharidesB
EnzymesC
NucleotidesD
PhospholipidsQuestion 497
Arithmetic
On 22 May 2021, Israeli forces reportedly fired warning shots near a delegation of diplomats visiting which area, leading to international condemnation?
A
Gaza StripB
Sinai PeninsulaC
Golan HeightsD
West BankQuestion 498
Arithmetic
Who among the following was the first political leader in India to openly put forward, in his newspaper Bande Mataram, the idea of complete independence for the country?
A
Swami VivekanandaB
Sri AurobindoC
Rabindranath TagoreD
Mahatma GandhiQuestion 499
Arithmetic
What was the life expectancy in India in 1947?
A
31 yearsB
38 yearsC
52 yearsD
45 yearsQuestion 500
Arithmetic
The Stockholm Convention on Persistent Organic Pollutants was adopted at a Conference of Plenipotentiaries in which year?
A
2000B
2002C
2001D
2003