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Defence GK Questions 2026

Static GK carries most of the General Knowledge marks in the defence exams, and science carries the largest share of it. In NDA & NA, Physics, Chemistry and General Science are about half of the 400 marks of Part B, and History, the freedom movement and Geography are about 20% each, as per the notice. In the CDS (II) 2026 General Knowledge paper, GK24 counted about 37 science questions, about 20 each on Polity and History, about 15 on Geography and environment and about 10 on the Economy; this count is guidance, not an official break-up. The Army's Agniveer CEE gives 15 of its 50 General Duty questions to General Knowledge and 15 to General Science, which covers cells, the human body, plants and animals and common epidemics. Its GK list names history, culture and geography of India and its neighbours, the Constitution, inventions and discoveries, books and authors, and the Indian Armed Forces. This page holds GK24's topic-wise GK notes and GK questions tagged for NDA, CDS and Agniveer, in English and Hindi: General Science, Indian History, Art and Culture, Indian Polity, Geography, Indian Economy and Static GK. Read one topic at a sitting, then solve its questions and the previous-year questions of your exam to see what stayed with you.

Defence GK Questions with Answers

Q482.Static GKAsked in: CDS · CDS-I 2017, GKMedium

Which one of the following statements is not correct in respect of the South Asian Association for Regional Cooperation (SAARC)?

  1. A.Its Headquarters is located in Kathmandu.
  2. B.China is the only country with an Observer status in SAARC.
  3. C.The First SAARC Summit was held in Dhaka.
  4. D.The Eighteenth SAARC Summit was held in Nepal.
Show answer
Correct answer: B. China is the only country with an Observer status in SAARC.

This statement is not correct, because SAARC has nine observers, of which China is only one. SAARC was founded at its first summit in Dhaka on 8 December 1985 by seven countries: Bangladesh, Bhutan, India, the Maldives, Nepal, Pakistan and Sri Lanka.

Q483.Environment & EcologyAsked in: CDS · CDS-II 2017, GKEasy

One carbon credit is accepted as equivalent to

  1. A.100 kg of carbon
  2. B.100 kg of carbon dioxide
  3. C.1000 kg of carbon
  4. D.1000 kg of carbon dioxide
Show answer
Correct answer: D. 1000 kg of carbon dioxide

One carbon credit stands for one tonne of carbon dioxide, or its equivalent in other greenhouse gases, kept out of the atmosphere.

Q484.Indian PolityAsked in: CDS · CDS-I 2018, GKMedium

A person is disqualified for being chosen as, and for being, a Member of either House of the Parliament if the person

1. holds any office of profit under the Government of India or the Government of any State other than an office declared by the Parliament by law not to disqualify its holder

2. is an undischarged insolvent

3. is so disqualified under the Tenth Schedule of the Constitution of India

4. is of unsound mind and stands so declared by a competent Court

Select the correct answer using the code given below.

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

Every ground listed is a disqualification for membership of Parliament under Article 102 of the Constitution.

Q485.Indian HistoryAsked in: CDS · CDS-II 2018, GKHard

Which of the following statements relating to the Government of India Act, 1858 is/are correct?

1. The British Crown assumed sovereignty over India from the East India Company.

2. The British Parliament enacted the first statute for the governance of India under the direct rule of the British.

3. This Act was dominated by the principle of absolute imperial control without any popular participation in the administration of the country.

Select the correct answer using the code given below.

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

All three statements describe the Act of 1858 correctly: it ended Company rule and placed India directly under the Crown, governed from London with no Indian voice.

Q486.General ScienceAsked in: CDS · CDS-I 2019, GKEasy

If the wavelengths corresponding to ultraviolet, visible and infrared radiations are given as λUV, λVIS and λIR respectively, then which one of the following gives the correct relationship among these wavelengths?

  1. A.λUV < λIR < λVIS
  2. B.λUV > λVIS > λIR
  3. C.λUV > λIR > λVIS
  4. D.λUV < λVIS < λIR
Show answer
Correct answer: D. λUV < λVIS < λIR

Ultraviolet rays have the shortest wavelength of the three, visible light comes next and infrared rays have the longest. The electromagnetic spectrum, in order of increasing wavelength, runs from gamma rays and X-rays to ultraviolet, visible light, infrared, microwaves and radio waves.

Q489.Environment & EcologyAsked in: CDS · CDS-II 2022, GKEasy

Which one among the following reports defines Sustainable Development as development that meets the needs of the present generation without compromising the ability of future generations to meet their own needs?

  1. A.Brundtland Report
  2. B.United Nations Human Development Report
  3. C.Agenda-21 of the Rio Earth Summit
  4. D.OECD Policy Brief (2006)
Show answer
Correct answer: A. Brundtland Report

This 1987 report gave the world the standard definition of sustainable development quoted in the question. The report, titled Our Common Future, was prepared by the World Commission on Environment and Development, set up by the United Nations in 1983.

Q491.Sports GKAsked in: CDS · CDS-II 2023, GKMedium

Who among the following set of players from India have either won or secured the runner-up position in the All England Badminton Tournament?

  1. A.Prakash Padukone, P.V. Sindhu, Parupalli Kashyap
  2. B.Pullela Gopichand, Saina Nehwal, Lakshya Sen
  3. C.Prakash Padukone, Pullela Gopichand, Srikanth Kidambi
  4. D.Lakshya Sen, Saina Nehwal, P.V. Sindhu
Show answer
Correct answer: B. Pullela Gopichand, Saina Nehwal, Lakshya Sen

All three reached the final of the All England Championships: Gopichand won it, while Saina and Lakshya finished runners-up. The All England Open, first held in 1899 in England, is the oldest and one of the most respected badminton tournaments.

Q493.Computer AwarenessAsked in: CDS · CDS-I 2025, GKEasy

Which one among the following is the purpose of firewall?

  1. A.Preventing unauthorised access to computer via the internet
  2. B.Installation of software that can harm the computer
  3. C.Recording everything that is done on computer
  4. D.Running checks to prevent virus attacks
Show answer
Correct answer: A. Preventing unauthorised access to computer via the internet

A firewall stands between a computer or private network and the outside world and blocks traffic that is not allowed.

Q494.General ScienceAsked in: CDS · CDS-II 2025, GKEasy

Which of the following represent disaccharides?

  1. A.Starch and glycogen
  2. B.Glucose and galactose
  3. C.Maltose and lactose
  4. D.Ribose and xylose
Show answer
Correct answer: C. Maltose and lactose

Each of them is made of two simple sugar units joined together, which is exactly what a disaccharide is. Carbohydrates are grouped by the number of sugar units they contain.

Q495.Awards & HonoursAsked in: NDA · NDA-I 2021, GATMedium

Which one of the following statements is not correct in respect of the 'Legion of Merit' award?

  1. A.This award is conferred by the President of the United States of America.
  2. B.This award was conferred to the Prime Minister of India in December, 2020.
  3. C.This was also awarded to the Prime Minister of Australia, Scott Morrison.
  4. D.It is the highest civilian award of the United States of America.
Show answer
Correct answer: D. It is the highest civilian award of the United States of America.

The Legion of Merit is a US military decoration, not the country's highest civilian award. The Legion of Merit was created in 1942 and is given for exceptionally meritorious conduct in outstanding service.

Q496.General ScienceAsked in: NDA · NDA-II 2021, GATEasy

A negative work is done when an applied force F and the corresponding displacement S are

  1. A.perpendicular to each other.
  2. B.parallel to each other.
  3. C.anti-parallel to each other.
  4. D.equal in magnitude.
Show answer
Correct answer: C. anti-parallel to each other.

Work is negative when the force acts opposite to the displacement, because the angle between them is then 180°. Work done is W = F S cos θ, where θ is the angle between the force and the displacement.

Q497.Science & TechnologyAsked in: NDA · NDA-II 2025, GATEasy

Ethereum, Tether, Solana and Cardano are all forms of

  1. A.Crypto currency
  2. B.Artificial Intelligence(AI) Startups
  3. C.Humanoid Robots
  4. D.Medical apps
Show answer
Correct answer: A. Crypto currency

Ethereum, Tether, Solana and Cardano are all cryptocurrencies, digital assets recorded on blockchains rather than issued by a central bank.

Q498.General ScienceAsked in: NDA · NDA-II 2017, GATMedium

Which one of the following statements about a satellite orbiting around the Earth is correct ?

  1. A.Satellite is kept in orbit by remote control from ground station.
  2. B.Satellite is kept in orbit by retro-rocket and solar energy keeps it moving around the Earth.
  3. C.Satellite requires energy from solar panels and solid fuels for orbiting.
  4. D.Satellite does not require any energy for orbiting.
Show answer
Correct answer: D. Satellite does not require any energy for orbiting.

Once a satellite is placed in orbit with the right speed, the Earth's gravity keeps it going round without any engine.

Q499.Indian HistoryAsked in: NDA · NDA-II 2018, GATEasy

Which one of the following statements about Bipin Chandra Pal is correct?

  1. A.He was a member of the moderate group of Congress.
  2. B.He was a member of the extremist group of Congress.
  3. C.He was the Minister of Defence in the first Government of independent India.
  4. D.He was the Chief Minister of West Bengal.
Show answer
Correct answer: B. He was a member of the extremist group of Congress.

Bipin Chandra Pal was one of the leading Extremists, the "Pal" of the famous trio Lal-Bal-Pal. The trio were Lala Lajpat Rai of Punjab, Bal Gangadhar Tilak of Maharashtra and Bipin Chandra Pal of Bengal.

Q500.GeographyAsked in: NDA · NDA-I 2019, GATMedium

Which of the following pairs of old names and new names of islands in India is/are correctly matched ? 1. Ross Island : Shaheed Dweep 2. Neil Island : Netaji Subhas Chandra Bose Dweep 3. Havelock Island : Swaraj Dweep Select the correct answer using the code given below :

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

Havelock Island was renamed Swaraj Dweep, but the names given for Ross Island and Neil Island have been swapped. On 30 December 2018 Prime Minister Narendra Modi announced new names for three islands of the Andaman and Nicobar group at Port Blair.

GK Questions for sub-exams