RRB-NTPC 2021 Mathematics
Practice subject-wise previous year questions
Question 526
Arithmetic
In which of the following years were the Montagu-Chelmsford Reforms introduced by the British Government in India to gradually establish self-governing institutions?
A
1931B
1919C
1944D
1923Question 527
Arithmetic
Which drainage pattern resembles the branches of a tree and is common in rivers of the northern plains?
A
DendriticB
TrellisC
CentripetalD
RadialQuestion 528
Arithmetic
Which of the following Indian naval platforms took part in the Indo-Oman naval exercise Naseem-Al-Bahr held in October 2024?
A
INS Trikand and Dornier Maritime Patrol AircraftB
INS Kolkata and Sea Guardian droneC
INS Shivalik and P-81 aircraftD
INS Vikrant and MiG-29K fighter jetsQuestion 529
Arithmetic
Rabindranath Tagore's "Geetanjali," which was awarded the Nobel Prize in 1913, is best classified as which form of writing?
A
A collection of short storiesB
A playC
A collection of poetryD
A novelQuestion 530
Arithmetic
India participated in the 9th BRICS Industry Ministers' Meeting held on 21 May 2021, under the Chairmanship of which country?
A
RussiaB
BrazilC
South AfricaD
UAEQuestion 531
Arithmetic
Which institution played a key role in influencing the structural reforms of the industrial sector in India post 1991?
A
NABARDB
WTOC
IMF and World BankD
RBIQuestion 532
Arithmetic
The Acheulian cultural tradition is primarily identified with which types of advanced and symmetrical stone tools?
A
Blades and borersB
Microliths and scrapersC
Chisels and adzesD
Cleavers and hand-axesQuestion 533
Arithmetic
Which international agreement was signed to control emissions of ozone-depleting substances?
A
Basel ConventionB
Montreal ProtocolC
Earth SummitD
Kyoto ProtocolQuestion 534
Arithmetic
Which of the following schemes aims to skill rural youth who are poor and provide them with jobs having regular monthly wages or above the minimum wages?
A
Deen Dayal Upadhyaya Grameen Kaushalya Yojana (DDU-GKY)B
Garib Kalyan Rozgar Yojana (GKRY)C
Prime Minister Employment Generation Programme (PMEGP)D
Pradhan Mantri Kaushal Vikas Yojana (PMKVY)Question 535
Arithmetic
The Human Genome Project, launched in 1990, had the goal of determining the sequence of how many billion base pairs that make up human DNA?
A
3.0 billionB
5.2 billionC
4.3 billionD
2.1 billionQuestion 536
Arithmetic
India's foreign trade structure changed significantly under British rule. During the colonial period, what kind of goods did India primarily export?
A
Capital goodsB
Manufactured goodsC
AutomobilesD
Raw materialsQuestion 537
Arithmetic
What name did Dobereiner give to his groups of three similar elements?
A
TrianglesB
TriadsC
TripletsD
TriodesQuestion 538
Arithmetic
What does 'dyarchy' mean in the context of the 1919 Act?
A
Power to the judiciary and legislatureB
Dual monarchy systemC
Dual control in provincesD
Centralised governanceQuestion 539
Arithmetic
What is the primary function of the Control Unit within a CPU?
A
Performing arithmetic calculationsB
Managing external device connectionsC
Directing the flow of instructions and dataD
Storing frequently used dataQuestion 540
Arithmetic
Which of the following minerals is known for its insulating properties and is used in electrical industries?
A
BauxiteB
LimestoneC
MicaD
Iron oreQuestion 541
Arithmetic
Which of the following is an example of social legislation introduced by the British during the colonial period in India?
A
The Rowlatt ActB
The Vernacular Press ActC
The Indian Councils ActD
The Widow Remarriage ActQuestion 542
Arithmetic
The M23 rebel group, which has recently advanced in eastern regions such as Goma and Bukavu, is active in which of the following countries?
A
South SudanB
Republic of CongoC
Democratic Republic of CongoD
Central African RepublicQuestion 543
Arithmetic
Which article of the Indian Constitution relates RTI to the fundamental right to freedom of speech and expression?
A
Article 15(1)(b)B
Article 21C
Article 32D
Article 19(1)(a)Question 544
Arithmetic
Which of the following exercises was conducted by the Indian Air Force (IAF) in April 2021 to simulate attacks on mountain and ground targets using advanced fighter jets like Rafale and Su-30MKI?
A
Vayu ShaktiB
MeghdootC
Gagan ShaktiD
AakramanQuestion 545
Arithmetic
Which of the following Articles of the Indian Constitution is commonly cited as forming the constitutional basis for Judicial Review?
A
Article 30B
Article 19C
Article 370D
Article 13Question 546
Arithmetic
Which Indian institute's scientists unlocked the mystery of a cellular 'messenger' that may help treat Alzheimer's and diabetes?
A
AIIMS New DelhiB
IIT DelhiC
IISc BengaluruD
IIT KharagpurQuestion 547
Arithmetic
What is a special feature of the new 'Agni-Prime' missile tested by India in March 2021?
A
Hits many targetsB
Canister launch and new materialsC
Launched from submarinesD
Cryogenic engineQuestion 548
Arithmetic
Joseph Francois Dupleix was the governor who led the forces of which of the following European powers?
A
BritishB
PortugueseC
DutchD
FrenchQuestion 549
Arithmetic
What can be the shape of the trajectory of a charged particle moving in a uniform magnetic field?
A
Helical pathB
Elliptical pathC
Parabolic pathD
Hyperbolic pathQuestion 550
Arithmetic
What is the main feature of the 106th Constitutional Amendment Act, 2023?
A
Set up of the LokpalB
Reservation of one-third seats for women in legislaturesC
Provision of legal status to Right to PropertyD
Abolishment of titles