3,238 previous year UPSC Prelims (GS Paper-I) questions, from 1995 to 2025, each with the correct answer and a full explanation. Filter by subject, chapter or year.
Explanations state facts as of the year each question was asked; words like “recently” refer to that year.
Showing 1971–1980 of 3238 questions
Browse by subjectBrowse by year
UPSC 2006Modern History · Indian National Movement II (1918-1929)
Q1971. Under whose presidency was the Lahore session of the Indian Congress held in the year 1929, wherein a resolution was adopted to gain complete independence from the British?
Explanation
The Lahore session of the Indian National Congress was held in 1929 under the presidency of Jawaharlal Nehru. During this session, the Congress adopted the historic resolution to demand Purna Swaraj (complete independence) from British rule. It was also decided to celebrate 26th January 1930 as Independence Day, marking the declaration of India’s resolve for full sovereignty. This session marked a significant shift in the freedom struggle, moving away from dominion status demands to the goal of complete independence.
UPSC 2006Polity · Directive Principles of State Policy
Q1972. Consider the following statements: 1. There is no provision in the Constitution of India to encourage equal pay for equal work for both men and women. 2. The Constitution of India does not define backward classes. Which of the statement(s) given above is/are correct?
Explanation
Statement 1 is incorrect: The Constitution of India does encourage equal pay for equal work for both men and women under Article 39(d), which is part of the Directive Principles of State Policy. The Directive Principles call for the state to ensure that there is no discrimination between men and women in terms of equal pay for equal work.
Statement 2 is correct: The Constitution of India does not provide a specific definition of backward classes. However, it provides for affirmative action through Articles 15(4), 16(4), and 46 to promote the welfare of backward classes, but leaves the identification and classification of such groups to the state.
UPSC 2006Geography · Oceanography
Q1973. In which one of the following oceans Diamantina Trench is situated?
Explanation
The Diamantina Trench is a deep-sea trench located in the southeastern Indian Ocean, off the coast of Western Australia. It is part of the Diamantina Fracture Zone, a complex series of deep troughs and ridges. The trench was formed due to seafloor spreading and tectonic activity in the Indian Ocean basin. It is not associated with a subduction zone, unlike many other deep-sea trenches such as the Mariana Trench in the Pacific Ocean.
UPSC 2006Polity · Constitutional Amendment
Q1974. What does the 104th Constitution Amendment Bill relate to?
Explanation
The 104th Constitution Amendment Bill deals specifically with the issue of reservation or quota for Socially and Educationally Backward Classes (SEBCs) in private educational institutions. It was aimed to extend the reservations or affirmative action to private educational institutions so that SEBCs could access quality education in private institutions as well. Before this amendment, reservation policies applied primarily to government-run institutions, and private institutions were largely free to admit students on their own terms, without any mandatory quota for backward classes.
UPSC 2006Modern History · Indian National Movement III (1930-1947)
Q1975. Which Portfolio was held by Dr. Rajendra Prasad in the Interim Government formed in 1946?
Explanation
Dr. Rajendra Prasad held the portfolio of Food and Agriculture in the Interim Government formed in the year 1946.
Additional insight:
About portfolios in interim government:
Portfolio Minister Defence Baldev Singh Finance Liaquat Ali Khan Labour Jagjivan Ram External Affairs and Commonwealth Relations Jawaharlal Nehru
UPSC 2006Science and Technology · Nuclear Technology
Q1976. In which one of the following areas did the Indira Gandhi Centre for Atomic Research make significant progress in the year 2005?
Explanation
In 2005, the Indira Gandhi Centre for Atomic Research (IGCAR) made significant progress in reprocessing the uranium-plutonium mixed carbide fuel used in the Fast Breeder Test Reactor (FBTR). Reprocessing the spent fuel from the FBTR posed significant challenges due to its intense radioactivity and the distinct chemical characteristics of the mixed carbide fuel. The accomplishment of successful reprocessing showcased India’s expertise in managing and recycling this advanced type of nuclear fuel. It also provided critical knowledge for the advancement of next-generation fast breeder reactors, including the Prototype Fast Breeder Reactor (PFBR) at Kalpakkam.
UPSC 2006General Knowledge · Contemporary Events: World
Q1977. Which one of the following countries is the first country in the world to propose a carbon tax for its people to address global warming?
Explanation
New Zealand was among the early adopters of measures to directly regulate greenhouse gas emissions. In 2008, New Zealand implemented the New Zealand Emissions Trading Scheme (NZ ETS), an all-gases, partial-coverage, uncapped domestic emissions trading scheme that features price floors, forestry offsetting, free allocation, and auctioning of emissions units.
UPSC 2006General Knowledge · Contemporary Events: World
Q1978. Who among the following directed the film chosen as India official entry for of 2006 Academy Awards?
Explanation
"Paheli" (2005) is a Hindi fantasy film directed by Amol Palekar and starring Shah Rukh Khan and Rani Mukerji. Based on Vijayadan Detha’s story "Duvidha", it follows Lachchi (Rani Mukerji), whose husband Kishanlal (Shah Rukh Khan) leaves for business, while a ghost takes his form and wins her love. Set in Rajasthan, the film explores love, fidelity, and the supernatural, leading to a unique resolution when the real Kishanlal returns.
Additional insight:
At the 95th Academy Awards (Oscars 2023), India achieved historic success. "Naatu Naatu" from the film RRR won Best Original Song, marking India’s first win in this category. "The Elephant Whisperers", directed by Kartiki Gonsalves, won Best Documentary Short, becoming the first Indian production to win in this category. These victories highlighted India’s growing influence in global cinema.
UPSC 2006General Knowledge · Contemporary Events: World
Q1979. What is Medicines Sans Frontieres (MSF)?
Explanation
Medecins Sans Frontières (MSF), also known as Doctors Without Borders, is an independent, international non-governmental organization (NGO) that provides medical humanitarian aid in crisis-affected regions worldwide.
UPSC 2006General Knowledge · Contemporary Events: World
Q1980. Zayed bin Sultan-al-Nahyan was a long serving President of which of the following?
Explanation
Sheikh Zayed bin Sultan Al Nahyan was the long-time President of the United Arab Emirates (UAE). He played a pivotal role in the UAE’s formation in 1971 and remained President until his passing in 2004.
Answer key for these questions
Q
UPSC year
Correct answer
1971
2006
(c) Jawaharlal Nehru
1972
2006
(b) 2 only
1973
2006
(c) Indian Ocean
1974
2006
(c) Providing quota to socially and educationally backward classes in private educational institutions.
1975
2006
(c) Food and Agriculture
1976
2006
(a) Reprocessing the uranium-plutonium mixed carbide fuel of the Fast Breeder Test Reactor.
1977
2006
(d) New Zealand
1978
2006
(b) Amol Palekar
1979
2006
(b) A non-governmental organization which specializes in international humanitarian aid and emergency medical assistance.
1980
2006
(c) United Arab Emirates
Frequently asked questions
How many previous year UPSC questions are there on all subjects?
This page covers 3238 previous year UPSC Prelims GS Paper-I questions on UPSC Prelims GS Paper-I, asked from 1995 to 2025. Each has the correct answer and an explanation.
How should I use previous year UPSC questions for Prelims?
Attempt each question first, then open the answer and read the explanation for every option. Repeat by chapter, and track which statements UPSC reuses across years. Previous year questions show the exam pattern and difficulty level.
Which years are covered for all subjects?
Questions on UPSC Prelims GS Paper-I are available for 31 years, from 1995 to 2025. Use the Year filter to practise a single paper.