RRB-NTPC 2021 Mathematics
Practice subject-wise previous year questions
Question 1176
Arithmetic
Who has developed the technology enabling India to shoot down fixed-wing drones using a laser beam?
A
Armed Forces Tribunal, DelhiB
Armed Forces Medical College (AFMC)C
Aeronautical Development AgencyD
Defence Research Development OrganisationQuestion 1177
Arithmetic
Which of the following is the correct sequence to create a new file in WordPad on a Windows computer?
A
File → Open → New DocumentB
File → NewC
Home → New FileD
Insert → New FileQuestion 1178
Arithmetic
The hot weather season in India is generally observed from:
A
October to NovemberB
March to MayC
December to FebruaryD
June to SeptemberQuestion 1179
Arithmetic
What is the relation between the speed of sound (v), its wavelength ($\lambda$) and time period (T)?
A
$v = \lambda \times T$B
$v = \lambda/T$C
$v = \lambda+T$D
$v = T/\lambda$Question 1180
Arithmetic
Which classical Sanskrit play was written by Kalidasa?
A
MudrarakshasaB
SvapnavasavadattamC
Abhijnana-ShakuntalamD
MrichchhakatikaQuestion 1181
Arithmetic
Which city hosted the International Air Transport Association (IATA) Annual General Meeting and World Air Transport Summit in June 2021?
A
HyderabadB
BengaluruC
New DelhiD
MumbaiQuestion 1182
Arithmetic
Which organisation was established in 1817 to promote Western education among Indians?
A
Hindoo CollegeB
Aligarh MovementC
Arya SamajD
Brahmo SamajQuestion 1183
Arithmetic
Tourism in India contributes to which type of economic activity?
A
SecondaryB
TertiaryC
QuinaryD
PrimaryQuestion 1184
Arithmetic
He was a militant nationalist who believed that the only way to India's freedom is through mass protests, especially by the youth. For this purpose, he began celebrating local festivals like Ganesh Chaturthi and Shivaji Jayanti on a grand scale, urging the youth to join in. He was also the editor of 'Kesari', a Marathi newspaper, which became one of the strongest critics of British rule. The leader in question is:
A
Bal Gangadhar TilakB
Bipin Chandra PalC
Lala Lajpat RaiD
Gopal Krishna GokhaleQuestion 1185
Arithmetic
Diabetes mellitus is caused by the inadequate secretion of which hormone?
A
EstrogenB
InsulinC
AdrenalineD
ThyroxineQuestion 1186
Arithmetic
The earliest documented evidence of puppetry in India is in which of the following languages?
A
BengaliB
SanskritC
GujaratiD
TamilQuestion 1187
Arithmetic
The Right to Constitutional Remedies, allowing individuals to move the Supreme Court directly for the enforcement of rights, is given under:
A
Article 31B
Article 32C
Article 30D
Article 33Question 1188
Arithmetic
After his election as the first American pope, what papal name did Cardinal Robert Prevost choose?
A
Pope Leo XIVB
Pope John XXIVC
Pope Benedict XVIID
Pope Francis IIQuestion 1189
Arithmetic
Which of the following is the correct terminology for the gap between two neurons where they communicate?
A
Node gapB
Synaptic cleftC
Dendritic cleftD
Axonal gapQuestion 1190
Arithmetic
Which farming type involves small landholdings, simple tools, and production mainly consumed by farmers and their families in India?
A
Plantation farmingB
Commercial farmingC
Commercial grain farmingD
Subsistence farmingQuestion 1191
Arithmetic
Which type of natural vegetation in India is known for forests with hardwood trees such as sal, teak, and bamboo?
A
Tropical deciduous forestsB
Thorn forestsC
Tropical evergreen forestsD
Montane forestsQuestion 1192
Arithmetic
Which memory is non-volatile, meaning it retains data even after the computer is turned off?
A
Virtual MemoryB
Cache MemoryC
ROMD
RAMQuestion 1193
Arithmetic
During which of the following seasons was the National Agricultural Insurance Scheme launched to protect the farmers against crop losses suffered on account of natural calamities such as droughts, floods, hailstorms, cyclones, pests and diseases?
A
Kharif 2001-2002 B
Rabi 1999-2000C
Rabi 2005-2006D
Kharif 1998-1999Question 1194
Arithmetic
The 'Keel Laying' ceremony of the first of the five Fleet Support Ships (FSS) for the Indian Navy was held at which place in November 2024?
A
Mazagon Dock Shipbuilders Ltd., CochinB
Hindustan Shipyard Ltd., VisakhapatnamC
Goa Shipyard LimitedD
ABG Shipyard Ltd., MumbaiQuestion 1195
Arithmetic
Who introduced the Permanent Settlement in British India?
A
Lord DalhousieB
Lord WellesleyC
Thomas MunroD
Lord CornwallisQuestion 1196
Arithmetic
____________ is a classical dance form characterised by elaborate facial makeup, colourful costumes, and themes from Hindu epics, mainly performed by male dancers.
A
KathakB
KathakaliC
BharatanatyamD
MohiniyattamQuestion 1197
Arithmetic
Which company signed a ₹1,220 crore deal for Software Defined Radios with Defence Ministry in February 2021?
A
Bharat Electronics LimitedB
Reliance Naval SystemsC
Hindustan ShipyardD
L&TQuestion 1198
Arithmetic
Which archaeological site shows pit dwellings and evidence of domesticated dogs during the Neolithic period?
A
ChirandB
BurzahomC
KoldihwaD
HallurQuestion 1199
Arithmetic
In January 2021, the Gujarat government declared the 'Inland Mangrove of Guneri', located in which district, as its first Biodiversity Heritage Site (BHS)?
A
MorbiB
KutchC
VadodaraD
RajkotQuestion 1200
Arithmetic
Infrastructure has been a key pillar for sustained growth. Which initiative was launched in 2020 to coordinate infrastructure projects in India?
A
Digital IndiaB
Make in IndiaC
PM Gati ShaktiD
Bharatmala Pariyojana