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NDA GK Questions 2026

Static general knowledge makes up about 90% of Part B of the NDA General Ability Test, about 360 of its 400 marks. The NDA & NA (II) 2026 notice divides it into five sections: Physics (about 25%), Chemistry (about 15%), General Science (about 10%), History, Freedom Movement etc. (about 20%) and Geography (about 20%). Half of Part B is science. Physics covers matter, motion, gravitation, heat, sound, light, magnetism, electricity and the working of everyday devices such as the siphon, pressure cooker, periscope and safety fuse. Chemistry covers changes of matter, elements and compounds, common gases, acids, bases and salts, carbon, fertilizers and the materials used to make soap, glass, cement and gunpowder. General Science covers cells, the human body, diseases, diet, the solar system and eminent scientists. Section D spans Indian history and culture, the freedom movement, the Constitution, Five Year Plans, Panchayati Raj and world history from the Renaissance to the Russian Revolution. Geography covers the Earth, rocks, oceans, the atmosphere and climate, and India's resources, industries, ports and trade. This page holds GK24's topic-wise GK notes for NDA, in English and Hindi, written as short facts and tables. Read a topic, then solve its quiz and previous-year questions on this site.

NDA GK Questions with Answers

Q2121.DefenceMedium

Onboard which Indian Navy ships was the opening ceremony of SIMBEX-2026 held?

  1. A.INS Vikrant and INS Vikramaditya
  2. B.INS Nilgiri and INS Kamorta
  3. C.INS Delhi and INS Mumbai
  4. D.INS Shivalik and INS Satpura
Show answer
Correct answer: B. INS Nilgiri and INS Kamorta

The opening ceremony of SIMBEX-2026 took place on 21 October 2026 onboard these two Indian Navy warships at Visakhapatnam, and it was attended by the Chief Staff Officer (Operations) of the Eastern Naval Command, the Fleet Commander of the Republic of Singapore Navy and other senior officers of both navies.

Q2122.DefenceMedium

Under what name was the SIMBEX series first held in 1994?

  1. A.Exercise Sea Dragon
  2. B.Exercise Lion King
  3. C.Exercise Tiger Triumph
  4. D.Exercise Bold Kurukshetra
Show answer
Correct answer: B. Exercise Lion King

The series now known as SIMBEX was first conducted in 1994 under that name, and it has since widened in scope and complexity to become a significant maritime engagement between the Indian Navy and the Republic of Singapore Navy.

Q2124.DefenceMedium

The procurement of the Improved Low Level Light Weight Radar has been linked to which national vision?

  1. A.Viksit Bharat @2047
  2. B.Mission Karmayogi
  3. C.Digital India 2030
  4. D.Smart Cities Mission
Show answer
Correct answer: A. Viksit Bharat @2047

The Ministry of Defence stated that the purchase aligns with the government's vision of a developed India and is a significant step towards indigenisation of air defence platforms, giving a boost to the domestic defence manufacturing ecosystem, including micro, small and medium enterprises, and helping build a resilient, self-reliant and…

Q2126.DefenceEasy

With which company did the Ministry of Defence sign the contract for Improved Low Level Light Weight Radars?

  1. A.Hindustan Aeronautics Limited
  2. B.Bharat Electronics Limited
  3. C.Bharat Dynamics Limited
  4. D.Bharat Earth Movers Limited
Show answer
Correct answer: B. Bharat Electronics Limited

The Ministry of Defence signed the contract with BEL to procure the Improved Low Level Light Weight Radar for the Indian Army at a cost of about Rs 770 crore, in the presence of the Defence Secretary in New Delhi.

Q2127.DefenceMedium

Which awards will be conferred by the Chief of the Army Staff at the conference?

  1. A.Green Military Stations and Aviation Flight Safety
  2. B.Swachh Cantonment and Best Marching Contingent
  3. C.Unit Citation and Battle Honours
  4. D.Best Recruiting Zone and Sainik School Trophy
Show answer
Correct answer: A. Green Military Stations and Aviation Flight Safety

The Chief of the Army Staff is to confer these awards to recognise excellence in environmental sustainability, resource management and the promotion of a strong aviation safety culture within the force.

Q2129.DefenceEasy

Which document is to be released by the Raksha Mantri at the Army Commanders' Conference that began on 21 October 2026?

  1. A.Joint Doctrine for Amphibious Operations
  2. B.Land Warfare Doctrine
  3. C.Maritime Security Strategy
  4. D.Air Power Doctrine
Show answer
Correct answer: B. Land Warfare Doctrine

A key highlight of the conference is its release by the Raksha Mantri, and the document is intended to give the Indian Army an overarching framework for meeting the challenges created by the changing character of warfare and by future conflicts.

Q2130.Indian HistoryAsked in: CDS · CDS-II 2019, GKEasy

Who were the Nayanars?

  1. A.Those who were immersed in devotion to Vishnu
  2. B.Those who were devotees of Buddha
  3. C.Leaders who were devotees of Shiva
  4. D.Leaders who were devotees of Basveshwara
Show answer
Correct answer: C. Leaders who were devotees of Shiva

The Nayanars were Tamil saint-poets of the early Bhakti movement who worshipped Shiva. Between about the 6th and 9th centuries CE, the Nayanars travelled from temple to temple in the Tamil country singing hymns in praise of Shiva.

Q2131.GeographyAsked in: CDS · CDS-II 2020, GKMedium

Buenos Aires and Montevideo are situated across the banks of

  1. A.River Plate
  2. B.Orinoco River
  3. C.Purus River
  4. D.Madeira River
Show answer
Correct answer: A. River Plate

Buenos Aires, capital of Argentina, and Montevideo, capital of Uruguay, face each other across the Río de la Plata. The River Plate is a wide funnel-shaped estuary formed where the Paraná and Uruguay rivers meet before entering the Atlantic Ocean.

Q2132.Books & AuthorsAsked in: CDS · CDS-II 2023, GKEasy

Who among the following is the author of the book 'The Indian Struggle 1920 - 1942'?

  1. A.Vinayak Damodar Savarkar
  2. B.Subhas Chandra Bose
  3. C.Vallabhbhai Patel
  4. D.Sarat Chandra Bose
Show answer
Correct answer: B. Subhas Chandra Bose

Netaji wrote The Indian Struggle, his own political account of India's freedom movement. Bose wrote the first part, covering 1920 to 1934, while living in Europe for medical treatment; it was published in London in 1935 and was banned in India by the British government.

Q2133.General ScienceAsked in: CDS · CDS-II 2016, GKEasy

The pressure exerted by a 760 mm column of mercury at 0 °C is known as

  1. A.1 pascal
  2. B.1 atmosphere
  3. C.1 bar
  4. D.1 poise
Show answer
Correct answer: B. 1 atmosphere

Standard atmospheric pressure at sea level is defined as the pressure of a 760 mm column of mercury at 0 °C. In 1643 Evangelista Torricelli showed that air pressure holds up a column of mercury about 760 mm (76 cm) tall in a glass tube, inventing the mercury barometer.

Q2134.GeographyAsked in: CDS · CDS-I 2017, GKMedium

Which one of the following is the correct sequence of occurrences of rivers from Chennai to Kolkata when travelled by road (shortest distance)?

  1. A.Krishna, Kaveri, Godavari, Mahanadi, Subarnarekha
  2. B.Krishna, Periyar, Godavari, Mahanadi, Subarnarekha
  3. C.Penneru, Krishna, Godavari, Mahanadi, Subarnarekha
  4. D.Penneru, Mahanadi, Subarnarekha, Godavari, Krishna
Show answer
Correct answer: C. Penneru, Krishna, Godavari, Mahanadi, Subarnarekha

Going north along the east coast from Chennai, these rivers are crossed in exactly this order. The shortest road from Chennai to Kolkata runs up the eastern coastal plain.

Q2136.Environment & EcologyAsked in: CDS · CDS-II 2018, GKEasy

Which one of the following statements with regard to growth of coral reefs is not correct?

  1. A.Coral can grow abundantly in freshwater.
  2. B.It requires warm water between 23 °C-25 °C.
  3. C.It requires shallow saltwater, not deeper than 50 metres.
  4. D.It requires plenty of sunlight to aid photosynthesis.
Show answer
Correct answer: A. Coral can grow abundantly in freshwater.

Reef-building corals are marine animals and die in fresh water, so this statement is false. Corals are tiny polyps that build skeletons of calcium carbonate and live with algae called zooxanthellae inside their tissues.

Q2137.GeographyAsked in: CDS · CDS-II 2019, GKEasy

Which one of the following regions is an important supplier of citrus fruits ?

  1. A.Equatorial region
  2. B.Mediterranean region
  3. C.Desert region
  4. D.Sub-humid region
Show answer
Correct answer: B. Mediterranean region

Lands with a Mediterranean climate are the world's great orchards of oranges, lemons, grapes and olives. The Mediterranean climate has hot, dry, sunny summers and mild, rainy winters, the rain coming from westerly winds.

Q2138.Indian HistoryAsked in: CDS · CDS-I 2021, GKHard

Chronologically arrange the following treaties/conventions signed between the Marathas and the British (starting with the earliest): 1. Treaty of Salbai 2. Treaty of Purandar 3. Convention of Wadgaon 4. Treaty of Surat Select the correct answer using the code given below :

  1. A.4-2-3-1
  2. B.4-3-2-1
  3. C.1-3-2-4
  4. D.1-2-3-4
Show answer
Correct answer: A. 4-2-3-1

All four belong to the First Anglo-Maratha War: Surat (1775), Purandar (1776), Wadgaon (1779) and Salbai (1782). In 1775 the Bombay government signed the Treaty of Surat with Raghunathrao, promising to put him in power as Peshwa in return for Salsette and Bassein.

Q2139.General ScienceAsked in: CDS · CDS-I 2023, GKEasy

Sound and light waves are

  1. A.respectively longitudinal and transverse in air
  2. B.respectively transverse and longitudinal in air
  3. C.both longitudinal in air
  4. D.both transverse in air
Show answer
Correct answer: A. respectively longitudinal and transverse in air

Sound travels as compressions and rarefactions, while light is a transverse electromagnetic wave. In a longitudinal wave the particles of the medium vibrate back and forth along the direction in which the wave moves.

Q2140.Indian HistoryAsked in: CDS · CDS-II 2023, GKHard

Arrange the following events associated with Shivaji in chronological order : 1. Attack on Afzal Khan 2. Capture of Torna 3. Attack on Shaista Khan 4. Annexation of Javli Select the correct answer using the code given below:

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

Shivaji took Torna first, then Javli, then killed Afzal Khan, and later raided Shaista Khan's camp. In 1646, still a teenager, Shivaji captured the fort of Torna from the Bijapur Sultanate, his first major conquest.