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UPSC Civil Services GK Questions 2026

Static general knowledge is six of the seven lines of the General Studies Paper-I syllabus in the UPSC CSE notice: History of India and the Indian National Movement; Indian and World Geography; Indian Polity and Governance; Economic and Social Development; Environmental Ecology, Bio-diversity and Climate Change; and General Science. The Commission tests understanding rather than recall, through statements to be judged correct or incorrect, pairs to be matched and assertion-reason items, and it likes the edges of a topic: a lesser-known provision of the Constitution, a river's tributary, a species' conservation status, the mandate of a statutory body. This page holds GK24's topic-wise GK notes for UPSC, written as short facts and tables, in English and Hindi, with each note linked to the current affairs and previous-year questions on the same topic. Start with Polity and Modern History, which carry the most questions, then Geography, the Economy, Environment, Ancient and Medieval culture and Science. Read a note, solve its PYQs, take its quiz, and come back to it in your monthly revision. A candidate who knows these notes and reads the daily current affairs has covered the syllabus the notice prescribes for Paper-I.

UPSC Civil Services GK Questions with Answers

Q7724.GeographyAsked in: Delhi · 28 Aug 2019, Shift 3Medium

Which of the following is the longest strait in the world?

  1. A.Malacca Strait
  2. B.Sunda Strait
  3. C.Denmark Strait
  4. D.Bering Strait
Show answer
Correct answer: A. Malacca Strait

It runs for about eight hundred kilometres between the Malay Peninsula and the Indonesian island of Sumatra, joining the Andaman Sea with the South China Sea, and is the longest strait in the world as well as one of the busiest shipping lanes, carrying a large share of the oil…

Q7725.General ScienceAsked in: UPSC CAPF · CAPF 2024, Paper IMedium

Which one among the following biotechnologies is applied to manufacture pharmaceutical products such as insulin, antibiotics and vaccines?

  1. A.White Biotechnology
  2. B.Red Biotechnology
  3. C.Green Biotechnology
  4. D.Blue Biotechnology
Show answer
Correct answer: B. Red Biotechnology

Red biotechnology is the branch applied to medicine and health care, including the making of insulin, antibiotics and vaccines. Biotechnology is often divided by colour according to its field of use.

Q7726.Indian HistoryAsked in: UPSC CAPF · CAPF 2017, Paper IHard

Which one of the following statements about the Treaty of Allahabad is NOT correct ?

  1. A.It was signed in the year 1765
  2. B.The Mughal Emperor by a farman formally granted the Diwani of Bengal, Bihar and Orissa to the East India Company
  3. C.Awadh was restored to its Nawab on payment of Rs. 50 Lakhs
  4. D.Banaras and the Surrounding tracts were detached from Awadh and handed over to Shah Alam II
Show answer
Correct answer: D. Banaras and the Surrounding tracts were detached from Awadh and handed over to Shah Alam II

The districts taken from Awadh and given to Shah Alam II were Kora and Allahabad, not Banaras. After the Battle of Buxar (1764), Robert Clive signed two treaties at Allahabad in August 1765.

Q7727.Indian HistoryAsked in: UPSC CAPF · CAPF 2017, Paper IMedium

Which one of the following statements about Cripps Mission is NOT correct?

  1. A.In March 1942, Cripps persuaded War Cabinet to agree to a draft declaration
  2. B.Jawaharlal Nehru and Sardar Patel represented Congress to negotiate with the mission
  3. C.The mission offered Dominion status after the war
  4. D.The mission offered formation of constitution making body after the war
Show answer
Correct answer: B. Jawaharlal Nehru and Sardar Patel represented Congress to negotiate with the mission

Congress was represented by Jawaharlal Nehru and Maulana Abul Kalam Azad, its president, not by Sardar Patel. With Japan advancing in South-East Asia, the British War Cabinet sent Sir Stafford Cripps to India in March 1942, after he had persuaded it to accept a draft declaration.

Q7728.Indian PolityAsked in: UPSC CAPF · CAPF 2017, Paper IEasy

Which one of the following cases in the Supreme Court of India dealt with the issue of 'creamy layer' among the backward classes ?

  1. A.K M Nanavati vs. State of Bombay
  2. B.Indra Sawhney vs. Union of India
  3. C.Madhu Limaye vs. Ved Murti
  4. D.Sajjan Singh vs. State of Punjab
Show answer
Correct answer: B. Indra Sawhney vs. Union of India

In this 1992 case, also called the Mandal case, the Supreme Court held that the creamy layer must be kept out of OBC reservation.

Q7729.GeographyAsked in: UPSC CAPF · CAPF 2018, Paper IHard

Springs are common in which of the following areas? 1. Well jointed rocks 2. Arid areas with underlying rocks 3. Karst topography 4. Tilted strata Select the correct answer using the code given below.

  1. A.1 and 3 only
  2. B.1, 3 and 4
  3. C.2 and 4
  4. D.3 and 4 only
Show answer
Correct answer: B. 1, 3 and 4

Springs appear where groundwater meets a barrier or a surface outlet, which happens in jointed rocks, karst areas and tilted strata, but not commonly in dry regions.

Q7731.Indian HistoryAsked in: UPSC CAPF · CAPF 2023, Paper IHard

Which one of the following activities was not a part of the daily time-table for a King as prescribed in Arthashastra ?

  1. A.Receive reports on defense
  2. B.Visit the town incognito
  3. C.Receive revenue in cash
  4. D.Consult his Council of Ministers
Show answer
Correct answer: B. Visit the town incognito

Kautilya's daily time-table for the king does not include moving through the town in disguise; he learns about his people through spies instead.

Q7732.Environment & EcologyAsked in: UPSC CAPF · CAPF 2026, Paper IMedium

Which one among the following elements is not a part of the 'Panchamrit' of India's climate action presented at COP-26?

  1. A.Achieving 50 percent of its energy requirements from renewable energy by 2030
  2. B.Achieving the target of net zero emissions by 2047
  3. C.Reduction of the carbon intensity of the economy by 45 percent by 2030, over the 2005 levels
  4. D.Reduction of total projected carbon emissions by one billion tonnes by 2030
Show answer
Correct answer: B. Achieving the target of net zero emissions by 2047

India's net zero target announced at COP-26 is the year 2070, not 2047. At COP-26 in Glasgow in November 2021, Prime Minister Narendra Modi announced five commitments called the Panchamrit (five nectar elements).

Q7734.General ScienceAsked in: CDS · CDS-I 2020, GKMedium

Which one of the following is not a property of the X-rays?

  1. A.They are deflected by electric fields.
  2. B.They are not deflected by magnetic fields.
  3. C.They have high penetration length in matter.
  4. D.Their wavelength is much smaller than that of visible light.
Show answer
Correct answer: A. They are deflected by electric fields.

X-rays are electromagnetic waves with no electric charge, so electric fields cannot deflect them. X-rays were discovered by Wilhelm Röntgen in 1895, who won the first Nobel Prize in Physics in 1901 for it.

Q7737.Environment & EcologyAsked in: CDS · CDS-II 2021, GKEasy

Which of the following limits the number of trophic levels in a food chain ?

  1. A.Deficient food supply
  2. B.Polluted air
  3. C.Decrease in the available energy at higher trophic levels
  4. D.Parasitic organisms
Show answer
Correct answer: C. Decrease in the available energy at higher trophic levels

Energy shrinks sharply at each step of a food chain, so after a few levels too little is left to support another level of consumers.

Q7738.General ScienceAsked in: CDS · CDS-I 2022, GKMedium

Which one of the following is not an example of an oxidation reaction ?

  1. A.The taste of butter changes if left for a longer period
  2. B.A white substance is formed when an aqueous solution of barium chloride is mixed with sodium sulphate solution
  3. C.A reddish-brown powder gets coated on articles made of iron
  4. D.Wine gets sour with time
Show answer
Correct answer: B. A white substance is formed when an aqueous solution of barium chloride is mixed with sodium sulphate solution

This is a double displacement (precipitation) reaction, in which no element gains oxygen or loses electrons. When the two solutions are mixed, the ions swap partners: BaCl2 + Na2SO4 → BaSO4 + 2NaCl.

Q7739.Indian EconomyAsked in: CDS · CDS-II 2022, GKEasy

The Department for Promotion of Industry and Internal Trade (DPIIT) has revised the base year index of Eight Core Industries having a combined weight of about 40.27 percent in the Index of Industrial Production. Which one of the following is not one of the Eight Core Industries ?

  1. A.Coal
  2. B.Refinery products
  3. C.Rubber products
  4. D.Cement
Show answer
Correct answer: C. Rubber products

Rubber products are not among the Eight Core Industries tracked by the Index of Eight Core Industries.