RRB-NTPC 2021 Mathematics

Practice subject-wise previous year questions

Question 126
Arithmetic

Which of the following is responsible for managing shortcut links and desktop visual layout?

A
Windows Shell
B
Command Prompt
C
Task Scheduler
D
File Explorer
Question 127
Arithmetic

India has unveiled a comprehensive plan worth ₹9.15 lakh crore (US$ 109.50 billion) to enhance its power infrastructure and meet a projected demand of 458 GW by_____________________

A
2034
B
2036
C
2032
D
2030
Question 128
Arithmetic

Under the Government of India Act, 1919, which subjects were transferred to Indian ministers?

A
Police and Revenue
B
Judiciary and Foreign Affairs
C
Education and Health
D
Defence and Railways
Question 129
Arithmetic

Which of the following factors best explains the formation of ox-bow lakes along river courses?

A
Sudden uplift of riverbeds by tectonic activity
B
Tectonic uplift disrupting the flow
C
Glacial retreat leaving depressions
D
Lateral erosion on the outer banks and deposition on the inner banks
Question 130
Arithmetic

Which neighbouring country did India accuse of supporting cross-border infiltration attempts in Jammu and Kashmir in early 2021?

A
Pakistan
B
Bangladesh
C
Sri Lanka
D
Nepal
Question 131
Arithmetic

Which of the following countries will restrict the Mt. Everest Permit to only those who have already climbed 7000 m?

A
Mongolia
B
USA
C
Japan
D
Nepal
Question 132
Arithmetic

The Contact Process is used for the manufacturing of which of the following chemicals?

A
Ammonia
B
Nitric acid
C
Hydrochloric acid
D
Sulphuric acid
Question 133
Arithmetic

During the rule of which of the following Mughal rulers did Sunnis and Shias meet in one mosque and Christians and Jews in one church to pray, thus following the principle of 'universal peace' (sulh-i kul)?

A
Jahangir
B
Babar
C
Humayun
D
Akbar
Question 134
Arithmetic

In which of the following Indian states does the Jagar dance form has its primary roots?

A
Himachal Pradesh
B
Bihar
C
Jammu and Kashmir
D
Uttarakhand
Question 135
Arithmetic

The Third Battle of Panipat in 1761 was fought between Ahmad Shah Abdali and which Indian power?

A
Mughals
B
Rajputs
C
British
D
Marathas
Question 136
Arithmetic

In which of the following cities' suburban trains was Kavach 5.0 launched in April 2021 to enable more trains to run safely and efficiently?

A
Lucknow
B
Mumbai
C
New Delhi
D
Chennai
Question 137
Arithmetic

Which policy initiative aims to digitise all Primary Agricultural Credit Societies (PACS)?

A
National Digital Agri Mission
B
e-Kisan Portal
C
Co-op Net
D
PACS Digitization Project
Question 138
Arithmetic

Pamban Port is located in which state of India?

A
Tamil Nadu
B
Maharashtra
C
Karnataka
D
Kerala
Question 139
Arithmetic

What does the shortcut key Ctrl + S do in most software applications?

A
Saves the current document
B
Starts a new page
C
Searches for text in a document
D
Selects all content
Question 140
Arithmetic

Who was the first Chief Election Commissioner of India?

A
Sukumar Sen
B
V Narahari Rao
C
HK Kripalani
D
MC Setalvad
Question 141
Arithmetic

Where was the 2021 Regional Forum on Sustainable Development (RFSD) for the UNECE region held on April 2-3?

A
Oslo
B
Geneva
C
Vienna
D
Brussels
Question 142
Arithmetic

Where was the BrahMos Aerospace Integration and Testing Facility inaugurated on 11 May 2021?

A
Hyderabad, Telangana
B
Bengaluru, Karnataka
C
Lucknow, Uttar Pradesh
D
Pune, Maharashtra
Question 143
Arithmetic

Who translated the book 'Heart Lamp' into English, making it the first Kannada work to win the 2021 International Booker Prize?

A
Deepa Bhasthi
B
Meena Kandasamy
C
Arshia Sattar
D
Annie Zaidi
Question 144
Arithmetic

Which of the following movements is also known as the 'Ulgulan' or the 'Great Tumult' movement?

A
Munda uprising
B
Kol rebellion
C
Santhal rebellion
D
Chuar uprising
Question 145
Arithmetic

Which of the following is considered the first full-length Indian feature film, released in 1913?

A
Raja Harishchandra
B
Alam Ara
C
Keechaka Vadham
D
Sant Tukaram
Question 146
Arithmetic

Which Indian state had the highest Human Development Index (HDI) value according to the NITI Aayog's SDG India Index 2023?

A
Maharashtra
B
Tamil Nadu
C
Kerala
D
Gujarat
Question 147
Arithmetic

Which DRDO-developed system, inducted into the Indian Army in 2024, played a crucial role in air defence during Operation Sindoor in 2021?

A
Akashteer
B
Barak-8
C
Akash
D
QRSAM
Question 148
Arithmetic

What evidence supports the layered structure of the Earth's interior?

A
Fossil records
B
Magnetic poles
C
Volcanic eruptions
D
Seismic wave behaviour
Question 149
Arithmetic

Which of the following was a major drawback of the Indian economy at the time of independence?

A
Self-sufficiency in food grains
B
High unemployment and poverty
C
Strong infrastructure
D
High industrial output
Question 150
Arithmetic

Which of the following diseases is caused by protozoa?

A
Polio
B
Typhoid
C
Chicken Pox
D
Malaria