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UPSC Prelims Solved Papers - Official Exam Archive
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UPSC Prelims Solved Papers

Practice authentic subject-wise questions from actual UPSC Civil Services Examinations with detailed interactive explanations.

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453 Questions Found
1. Why is there a severe difference in the climates of Northern and Southern Hemisphere ?
Examination: UPSC Prelims 1981
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2. Himalayan rivers are perennial because
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3. Humidity of the air
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4. What are the grass lands of South America called ?
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5. There are two places P and Q. The longitudes of P and Q are 45° E and 60° W respectively. What will be the difference in their local times
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6. Earthquakes are caused due to
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7. Different seasons are formed because
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8. Forests help in
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9. The varieties of corn can be improved by which of the following methods ?
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10. Which soil is best suited for paddy crop ?
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11. Which of the following statements about the cultivation of tea and coffee is true ?
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12. Which of the following crops has the highest photosynthetic activity ?
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13. Hybridisation is useful in developing improved crops by
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14. Maximum production of paddy per unit water consumption can be best achieved in a
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15. Why the Indian farmers plough their fields during the time interval between two crops ?
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16. Gypsum is added to the soil ?
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17. Which of the following is the most common wheat disease in India ?
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18. When the rice is boiled, it expands because
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19. Why is it easier to cook in a pressure cooker ?
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20. The deficiency of causes goitre
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21. What happens when the temperature of water falls from 30°C to 0°C?
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22. What happens when alcohol is taken in excess?
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23. Colour blindness is
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24. The sex of the offspring is determined, when
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25. Why camphor disappears when kept on a plate?
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Subject Wise One-Liners for State PSC Exams

S. No. Question Answer
#1 Which plateau is known as the 'Mineral Heart of India'? Chota Nagpur Plateau
#2 What is the SI unit of electric current? Ampere
#3 Which constitutional amendment introduced the Goods and Services Tax (GST) in India? 101st Constitutional Amendment Act, 2016
#4 Who was the founder of the Maurya Empire? Chandragupta Maurya
#5 Which Indian state shares its border with the maximum number of states? Uttar Pradesh
#6 Which plateau is known as the 'Mineral Heart of India'? Chota Nagpur Plateau
#7 What is the SI unit of electric current? Ampere
#8 Which constitutional amendment introduced the Goods and Services Tax (GST) in India? 101st Constitutional Amendment Act, 2016
#9 Who was the founder of the Maurya Empire? Chandragupta Maurya
#10 Which Indian state shares its border with the maximum number of states? Uttar Pradesh
Read More / View All One-Liners
Daily Current Affairs - Subject & Chapter One-Liners Archive
High-Yield Bullet Points

Daily Current Affairs One-Liners

Concise, exam-focused updates structured subject and chapter-wise for fast revision.

Subject Chapter Current Affairs One-Liners (Bullet Points)
Economy & Finance
General
2 Item(s)
  • 27 Jul 2026 The Reserve Bank of India (RBI) has launched a pilot project enabling offline CBDC (Central Bank Digital Currency) transactions using Bluetooth and near-field communication (NFC) technologies to support financial inclusion in remote regions.
  • 22 Jul 2026 The Reserve Bank of India (RBI) announced interoperability features across all major commercial bank wallets for retail Central Bank Digital Currency (CBDC).
Economy & Finance
Banking Reforms
23 Item(s)
  • 27 Jul 2026 The Goods and Services Tax (GST) council announced rationalization of tax slabs for tech-enabled services.
  • 27 Jul 2026 Foreign Direct Investment (FDI) inflows into the renewable energy sector saw a significant 25% surge.
  • 27 Jul 2026 Retail inflation dropped to a multi-year low driven by lower food and vegetable prices.
  • 27 Jul 2026 The Reserve Bank of India introduced revised liquidity measures and digital rupee offline functionality.
  • 27 Jul 2026 The Goods and Services Tax (GST) council announced rationalization of tax slabs for tech-enabled services.
  • 27 Jul 2026 Foreign Direct Investment (FDI) inflows into the renewable energy sector saw a significant 25% surge.
  • 27 Jul 2026 Retail inflation dropped to a multi-year low driven by lower food and vegetable prices.
  • 27 Jul 2026 The Reserve Bank of India introduced revised liquidity measures and digital rupee offline functionality.
  • 27 Jul 2026 The Goods and Services Tax (GST) council announced rationalization of tax slabs for tech-enabled services.
  • 27 Jul 2026 Foreign Direct Investment (FDI) inflows into the renewable energy sector saw a significant 25% surge.
  • 27 Jul 2026 Retail inflation dropped to a multi-year low driven by lower food and vegetable prices.
  • 27 Jul 2026 The Reserve Bank of India introduced revised liquidity measures and digital rupee offline functionality.
  • 27 Jul 2026 The Goods and Services Tax (GST) council announced rationalization of tax slabs for tech-enabled services.
  • 27 Jul 2026 Foreign Direct Investment (FDI) inflows into the renewable energy sector saw a significant 25% surge.
  • 27 Jul 2026 Retail inflation dropped to a multi-year low driven by lower food and vegetable prices.
  • 27 Jul 2026 The Reserve Bank of India introduced revised liquidity measures and digital rupee offline functionality.
  • 27 Jul 2026 The Goods and Services Tax (GST) council announced rationalization of tax slabs for tech-enabled services.
  • 27 Jul 2026 Foreign Direct Investment (FDI) inflows into the renewable energy sector saw a significant 25% surge.
  • 27 Jul 2026 The Goods and Services Tax (GST) council announced rationalization of tax slabs for tech-enabled services.
  • 27 Jul 2026 Foreign Direct Investment (FDI) inflows into the renewable energy sector saw a significant 25% surge.
  • 27 Jul 2026 Retail inflation dropped to a multi-year low driven by lower food and vegetable prices.
  • 27 Jul 2026 The Reserve Bank of India introduced revised liquidity measures and digital rupee offline functionality.
  • 25 Jul 2026 The Reserve Bank of India introduced revised liquidity measures and digital rupee offline functionality.

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