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RRB NTPC UG CBT-1 2024-25 21 August 2025 Shift 3 GK Questions – with answers & solutions

All 40 GK / GS questions asked in RRB NTPC UG CBT-1 2024-25 on 21 August 2025 Shift 3, with correct answers and short solutions, subject-wise: Polity, Geography, Ancient History, Economics, Chemistry, Current Affairs.

📚 40 questions🗓️ 21 August 2025⏰ Shift 3
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Subjects: Polity (6) · Geography (6) · Ancient History (3) · Economics (4) · Chemistry (1) · Current Affairs (9) · Biology (1) · Static GK (4) · Physics (1) · Computer (2) · Modern History (3)

Polity (6)

Special Provisions, Official Language and Miscellaneous Provisions · Services under the Union and States (All India Services)

Q1. What is the name of the Act that governs the rules and service conditions of All-India Services?

  1. (a) All-India Services Act, 1951
  2. (b) Civil Services Regulation Act, 1946
  3. (c) Indian Services Governance Act, 1955
  4. (d) All-India Civil Act, 1950
Answer & solution

Answer: (a) All-India Services Act, 1951

Preamble, Features, Parts and Schedules · Nature of the Constitution (federal, unitary, parliamentary)

Q2. Which of the following is NOT a feature of India’s federal system, thereby reflecting its unitary character?

  1. (a) Division of powers between the Centre and States
  2. (b) Single citizenship for the entire country
  3. (c) An upper house of Parliament (Rajya Sabha) representing the states
  4. (d) Requirement of some Constitutional Amendments to be ratified by States
Answer & solution

Answer: (b) Single citizenship for the entire country

Special Provisions, Official Language and Miscellaneous Provisions · Special provisions for states (Article 371 series)

Q3. What special provision is granted under Article 371J of the Indian Constitution?

  1. (a) Special powers to the Governor of Manipur for law and order
  2. (b) Special status for the Hyderabad–Karnataka region
  3. (c) Creation of a common High Court for the northeastern states
  4. (d) Provision for official language use in Goa and Daman and Diu
Answer & solution

Answer: (b) Special status for the Hyderabad–Karnataka region

Constitutional and Non-Constitutional Bodies · National Commissions for SC, ST and BC

Q4. Which Amendment gave Constitutional recognition to the National Commission for Backward Classes (NCBC)?

  1. (a) 98ᵗʰ Amendment Act, 2013
  2. (b) 100ᵗʰ Amendment Act, 2015
  3. (c) 102ⁿᵈ Amendment Act, 2018
  4. (d) 99ᵗʰ Amendment Act, 2014
Answer & solution

Answer: (c) 102ⁿᵈ Amendment Act, 2018

Local Government · 11th and 12th Schedules

Q5. The Eleventh Schedule of the Indian Constitution lists various subjects. Which level of government are these subjects intended for?

  1. (a) Central Government (Union ministries)
  2. (b) State Governments (State legislative matters)
  3. (c) Urban Municipal Corporations
  4. (d) Panchayati Raj Institutions (village/local level)
Answer & solution

Answer: (d) Panchayati Raj Institutions (village/local level)

Amendments and Important Articles · Major constitutional amendments

Q6. Which Constitutional Amendment Act abolished the provision for nominating members from the Anglo-Indian community to the State Legislative Assemblies?

  1. (a) 104ᵗʰ Amendment Act, 2019
  2. (b) 105ᵗʰ Amendment Act, 2021
  3. (c) 102ⁿᵈ Amendment Act, 2018
  4. (d) 101ˢᵗ Amendment Act, 2016
Answer & solution

Answer: (a) 104ᵗʰ Amendment Act, 2019

Geography (6)

Q7. Which of the following is a national waterway between Haldia (Sagar) and Prayagraj?

  1. (a) National Waterways 1
  2. (b) National Waterways 3
  3. (c) National Waterways 4
  4. (d) National Waterways 2
Answer & solution

Answer: (a) National Waterways 1

India - Climate, Soils and Natural Vegetation · Forest types and distribution

Q8. Tussocky grass grows mainly in which type of forests?

  1. (a) Evergreen forests
  2. (b) Tropical Deciduous forests
  3. (c) Montane forests
  4. (d) Tropical Thorn forests
Answer & solution

Answer: (d) Tropical Thorn forests

Q9. Which of the following coast lies in Karnataka and Kerala states?

  1. (a) Kathiawar coast
  2. (b) Malabar coast
  3. (c) Kachchh coast
  4. (d) Konkan coast
Answer & solution

Answer: (b) Malabar coast

Geography Miscellaneous · Nicknames of places

Q10. Which Indian city, also called the 'Detroit of India,' hosts manufacturers like Hyundai, BMW, Ford and Ashok Leyland, making it a major automotive hub?

  1. (a) Chennai
  2. (b) Pune
  3. (c) Gurugram
  4. (d) Sanand
Answer & solution

Answer: (a) Chennai

India - Climate, Soils and Natural Vegetation · Soil formation and soil-forming factors

Q11. In dry areas, water from underground comes up through the soil by capillary action and dries quickly, leaving salts behind. These salts form a hard layer called:

  1. (a) granite
  2. (b) laterite
  3. (c) hardpans
  4. (d) pedalfer
Answer & solution

Answer: (c) hardpans

India - Drainage System · West-flowing rivers

Q12. The Government conducted a crocodile census in the Vishwamitri River to estimate the population of mugger crocodiles. In which state is the Vishwamitri River located?

  1. (a) Gujarat
  2. (b) Maharashtra
  3. (c) Madhya Pradesh
  4. (d) Rajasthan
Answer & solution

Answer: (a) Gujarat

Ancient History (3)

Post-Mauryan Period · Sangam literature

Q13. Manimekali, a notable work within early Tamil literature, is categorised as which type of literary composition?

  1. (a) An Autobiography
  2. (b) An Epic
  3. (c) A Memoir
  4. (d) A Treatise
Answer & solution

Answer: (b) An Epic

Post-Mauryan Period · Indo-Greeks

Q14. ‘Milind Panho’ is a post-Mauryan text which contains the conversations between the Indo-Greek ruler Menander and the scholar and Buddhist monk ___________.

  1. (a) Badarayana
  2. (b) Patanjali
  3. (c) Nagasena
  4. (d) Kapila
Answer & solution

Answer: (c) Nagasena

Post-Mauryan Period · Kharavela of Kalinga

Q15. Which of the following kings of Kalinga in the 2ⁿᵈ century B.C. professed Jainism in India?

  1. (a) Samprati
  2. (b) Bindusara
  3. (c) Ashoka
  4. (d) Kharavela
Answer & solution

Answer: (d) Kharavela

Economics (4)

Agriculture and Food Security · Green Revolution and other agricultural revolutions

Q16. Which of the following was a major criticism of the Green Revolution in India?

  1. (a) It led to regional and crop imbalances.
  2. (b) It promoted organic farming.
  3. (c) It reduced agricultural output.
  4. (d) It discouraged use of technology.
Answer & solution

Answer: (a) It led to regional and crop imbalances.

Industry and Infrastructure · LPG reforms of 1991

Q17. Which organisation’s support was crucial in India’s globalisation process post 1991 economic crisis?

  1. (a) IMF
  2. (b) UNICEF
  3. (c) UNESCO
  4. (d) WHO
Answer & solution

Answer: (a) IMF

Planning and NITI Aayog · Indian economy at independence and the 1950-90 phase

Q18. Colonial policies significantly altered India’s trade structure. Which of the following best describes India’s foreign trade pattern at the time of independence?

  1. (a) Export of raw materials and import of manufactured goods
  2. (b) Export of finished goods and import of raw materials
  3. (c) Export of capital goods and import of consumer goods
  4. (d) Balanced trade between agriculture and industry
Answer & solution

Answer: (a) Export of raw materials and import of manufactured goods

Planning and NITI Aayog · Indian economy at independence and the 1950-90 phase

Q19. The main objective of British economic policies in India was to:

  1. (a) industrialise India
  2. (b) promote Indian self-sufficiency
  3. (c) support rural employment
  4. (d) benefit the British economy
Answer & solution

Answer: (d) benefit the British economy

Chemistry (1)

Atoms, Molecules and Mole Concept · Laws of chemical combination

Q20. Which fundamental law of chemistry is illustrated by the fact that hydrogen and oxygen always combine in a fixed 1 : 8 mass ratio to form water?

  1. (a) Dalton's Atomic Theory
  2. (b) Law of Conservation of Energy
  3. (c) Law of Multiple Proportions
  4. (d) Law of Constant Proportions
Answer & solution

Answer: (d) Law of Constant Proportions

Current Affairs (9)

Reports, Indices and Rankings · Reports and their publishers

Q21. Which organisation has released the India Justice Report (IJR) in April 2025?

  1. (a) National Trusts
  2. (b) Tata Trusts
  3. (c) Ambedkar Trusts
  4. (d) Bombay Public Trusts
Answer & solution

Answer: (b) Tata Trusts

State News · State schemes and events

Q22. Who laid the foundation stone of the Bageshwar Dham Medical and Science Research Institute in Madhya Pradesh?

  1. (a) JP Nadda
  2. (b) Mohan Yadav
  3. (c) Narendra Modi
  4. (d) Mangubhai C Patel
Answer & solution

Answer: (c) Narendra Modi

International Affairs and Summits · Summits and conferences

Q23. Which edition of the BIMSTEC Summit in Thailand did the Indian Prime Minister attend on 4 April 2025?

  1. (a) 6ᵗʰ
  2. (b) 5ᵗʰ
  3. (c) 7ᵗʰ
  4. (d) 8ᵗʰ
Answer & solution

Answer: (a) 6ᵗʰ

International Affairs and Summits · Global events and elections

Q24. When did Donald Trump officially take office as the 47ᵗʰ President of the United States?

  1. (a) 4 March 2025
  2. (b) 20 January 2025
  3. (c) 6 January 2025
  4. (d) 1 February 2025
Answer & solution

Answer: (b) 20 January 2025

Science, Technology and Space - Current · Research breakthroughs - current

Q25. In February 2025, a self-cleaning, flexible heating fabric was developed by ___________.

  1. (a) IIT Madras
  2. (b) IIT Delhi
  3. (c) IIT Bombay
  4. (d) IIT Guwahati
Answer & solution

Answer: (d) IIT Guwahati

Sports - Current · Tournaments and winners

Q26. Which Indian sprinter made a successful comeback by winning a silver medal in the women's 4×100m relay at the 2025 Asian Athletics Championships?

  1. (a) Hima Das
  2. (b) Dutee Chand
  3. (c) Srabani Nanda
  4. (d) Dhanalakshmi Sekar
Answer & solution

Answer: (c) Srabani Nanda

Appointments and Resignations · National appointments

Q27. Dr. Justice DY Chandrachud, former Chief Justice of India, joined which of the following institutions in May 2025 as a distinguished professor?

  1. (a) Faculty of Law, University of Delhi (DU)
  2. (b) National Law University, Delhi (NLUD)
  3. (c) Indian Law Institute (ILI)
  4. (d) Guru Gobind Singh Indraprastha University (GGSIPU)
Answer & solution

Answer: (b) National Law University, Delhi (NLUD)

International Affairs and Summits · Bilateral agreements and visits

Q28. Which Latin American country became the first to pull out of China's Belt and Road Initiative in February 2025?

  1. (a) Panama
  2. (b) Argentina
  3. (c) Chile
  4. (d) Brazil
Answer & solution

Answer: (a) Panama

Science, Technology and Space - Current · Space sector policy, industry and start-ups - current

Q29. What significant milestone did Pixxel achieve with its 2025 space launch?

  1. (a) Launch of a reusable rocket
  2. (b) Launch of the first private satellite constellation from India
  3. (c) Construction of a domestic space observatory
  4. (d) India’s first lunar lander by a startup
Answer & solution

Answer: (b) Launch of the first private satellite constellation from India

Biology (1)

Heredity and Evolution · Monohybrid and dihybrid crosses

Q30. Which of the following options best represents the predictions of a Punnett square?

  1. (a) Genetic linkage relationships in siblings
  2. (b) Genotype and phenotype probabilities
  3. (c) DNA sequence in parents
  4. (d) Genetic mutations over several generations
Answer & solution

Answer: (b) Genotype and phenotype probabilities

Static GK (4)

Sports · Khelo India Games editions

Q31. In how many cities of Bihar were the Khelo India Youth Games 2025 held?

  1. (a) 6
  2. (b) 5
  3. (c) 3
  4. (d) 4
Answer & solution

Answer: (b) 5

National Symbols, Firsts and Superlatives · First in India - events and things

Q32. Which district became the first in India to meet its entire power demand through solar energy, as of 2025?

  1. (a) Kavaratti
  2. (b) Diu
  3. (c) Silvassa
  4. (d) Leh
Answer & solution

Answer: (b) Diu

Organisations and Headquarters · Research institutes and laboratories

Q33. Each modern industrialised country, including India, has a National Metrology Institute (NMI). What is the main role of an NMI?

  1. (a) To regulate internet access in the country
  2. (b) To monitor weather conditions
  3. (c) To conduct medical research
  4. (d) To maintain standards of measurements
Answer & solution

Answer: (d) To maintain standards of measurements

Cinema and Media · Firsts in cinema

Q34. Which of the following films is considered the first Indian sound (talkie) film, marking the beginning of Bollywood?

  1. (a) Alam Ara
  2. (b) Raja Harishchandra
  3. (c) Mughal-e-Azam
  4. (d) Sholay
Answer & solution

Answer: (a) Alam Ara

Physics (1)

Sources of Energy · Energy efficiency and environmental impact

Q35. Which of the following DOES NOT produce Greenhouse gases?

  1. (a) Natural gas transport fuel
  2. (b) Thermal power plant
  3. (c) Tidal energy
  4. (d) Diesel generator
Answer & solution

Answer: (c) Tidal energy

Computer (2)

Computer Organisation and Hardware · CPU - ALU, CU and registers

Q36. Which of the following is the function of the Central Processing Unit (CPU) in a computer?

  1. (a) It sends output to printers and monitors.
  2. (b) It processes data and controls operations of all parts of the computer.
  3. (c) It stores all user files permanently.
  4. (d) It receives input from the keyboard and mouse only.
Answer & solution

Answer: (b) It processes data and controls operations of all parts of the computer.

Software, Operating Systems and Programming · Operating system - functions and types

Q37. What does the abbreviation 'PCB' stand for in operating systems?

  1. (a) Program Control Block
  2. (b) Primary Communication Bus
  3. (c) Process Control Block
  4. (d) Process Communication Block
Answer & solution

Answer: (c) Process Control Block

Modern History (3)

Revolt of 1857 · Consequences and Queen's Proclamation

Q38. When were Bahadur Shah Zafar and his wife Begum Zinat Mahal sent to prison in Rangoon?

  1. (a) October 1858
  2. (b) January 1859
  3. (c) October 1857
  4. (d) April 1857
Answer & solution

Answer: (a) October 1858

British Administration and Policies · Education policies and commissions

Q39. Which British policy promoted English education to create a loyal class serving British interests in India?

  1. (a) Trade Policy
  2. (b) Divide and Rule
  3. (c) Subsidiary Alliance
  4. (d) Education Policy
Answer & solution

Answer: (d) Education Policy

Rise of Nationalism and Indian National Congress · Foundation of the INC (1885)

Q40. 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?

  1. (a) A O Hume
  2. (b) Ananda Mohan Bose
  3. (c) Surendranath Bannerjee
  4. (d) W C Bannerjee
Answer & solution

Answer: (a) A O Hume

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