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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

Q1002.Science & TechnologyAsked in: NDA · NDA-I 2025, GATEasy

India's Gas Turbine Research Establishment (GTRE), part of the Defence Research and Development Organisation (DRDO) has developed an aero-engine which will potentially make India self-reliance in aero-engine technology. What is the name of the engine?

  1. A.Ganga
  2. B.Yamuna
  3. C.Krishna
  4. D.Kaveri
Show answer
Correct answer: D. Kaveri

Kaveri is the turbofan aero-engine developed by the Gas Turbine Research Establishment of DRDO in Bengaluru. The Kaveri project began in the late 1980s to power the Light Combat Aircraft Tejas.

Q1003.GeographyAsked in: NDA · NDA-II 2025, GATMedium

Which of the following statements with reference to crops cultivated in India is/are correct ? 1. Bajra grows well in sandy and shallow black soils, whereas red and shallow black soil is suited for Ragi 2. Bajra is predominantly grown in states like Rajasthan, Uttar Pradesh and Maharashtra, while Ragi is mainly cultivated in Karnataka, Tamil Nadu and Himachal Pradesh Select the answer using the code given below:

  1. A.1 only
  2. B.2 only
  3. C.Both 1 and 2
  4. D.Neither 1 nor 2
Show answer
Correct answer: C. Both 1 and 2

Both statements match the standard description of these two millets in Indian geography. Bajra (pearl millet) is a hardy crop of dry areas.

Q1004.Indian HistoryAsked in: NDA · NDA-I 2026, GATMedium

Consider the following statements regarding the Russian Revolution : I. The incident known as 'Bloody Sunday' started a series of events known as the 1905 Revolution. II. Lawyers, doctors, engineers and other middle-class workers established the Union of Unions and demanded a Constituent Assembly. Which of the statements given above is/are correct?

  1. A.I only
  2. B.II only
  3. C.Both I and II
  4. D.Neither I nor II
Show answer
Correct answer: C. Both I and II

Both statements describe the 1905 Revolution in Russia correctly. On 22 January 1905 (9 January by the old Russian calendar), workers led by Father Gapon marched peacefully to the Winter Palace in St Petersburg with a petition to the Tsar.

Q1009.Environment & EcologyAsked in: CDS · CDS-II 2021, GKMedium

Which one of the following biosphere reserves comprises islands with estuaries, beaches, coral reefs, salt marshes and mangroves ?

  1. A.Sunderban biosphere reserve
  2. B.Gulf of Mannar biosphere reserve
  3. C.Nilgiri biosphere reserve
  4. D.Nandadevi biosphere reserve
Show answer
Correct answer: B. Gulf of Mannar biosphere reserve

Lying between India and Sri Lanka off Tamil Nadu, it is built around a chain of 21 small islands with estuaries, beaches, coral reefs, salt marshes, seagrass beds and mangroves.

Q1010.Science & TechnologyAsked in: CDS · CDS-I 2022, GKHard

Which one of the following statements is correct regarding LOFAR (Low Frequency Array)?

  1. A.It is the world's most powerful radio antenna.
  2. B.It is a space technology launched by NASA to discover exoplanets.
  3. C.It is an arrangement of satellites in space for the purpose of creating Satellite Navigation System.
  4. D.It is a wireless communication technology for 5G services.
Show answer
Correct answer: A. It is the world's most powerful radio antenna.

LOFAR, the Low Frequency Array, is a huge radio telescope network built by ASTRON in the Netherlands, described as the largest and most sensitive radio telescope working at low frequencies.

Q1011.Indian HistoryAsked in: CDS · CDS-II 2022, GKMedium

Consider the following statements about cavalry warfare in India : 1. The iron stirrup made it possible for the armoured warrior to sit firmly on a horse without falling off. 2. The iron stirrup also allowed a cavalry charge with lances held tightly to the body, without the rider being thrown off by the shock of impact. Which of the statements given above is/are correct ?

  1. A.1 only
  2. B.2 only
  3. C.Both 1 and 2
  4. D.Neither 1 nor 2
Show answer
Correct answer: C. Both 1 and 2

The iron stirrup gave the rider a firm seat, and that firm seat made the lance charge possible, so both statements are correct.

Q1012.GeographyAsked in: CDS · CDS-I 2023, GKEasy

Which of the following groups of planets is termed as 'gas planets' as they are composed primarily of lighter ices, liquids and gases?

  1. A.Mars, Jupiter, Neptune, Uranus
  2. B.Jupiter, Uranus, Neptune, Saturn
  3. C.Saturn, Mars, Jupiter, Neptune
  4. D.Neptune, Saturn, Mars, Uranus
Show answer
Correct answer: B. Jupiter, Uranus, Neptune, Saturn

These four outer planets are the gas planets, also called Jovian planets, made mostly of hydrogen, helium, ices and liquids rather than rock.

Q1013.Indian PolityAsked in: CDS · CDS-II 2023, GKEasy

Which of the following statements about the Panchayats in India, as per the Constitution of India is/are correct ? 1. There is a provision for reservation of seats for the Scheduled Castes and Scheduled Tribes. 2. Panchayats are not authorised to collect taxes. Select the correct answer using the code given below :

  1. A.1 only
  2. B.2 only
  3. C.Both 1 and 2
  4. D.Neither 1 nor 2
Show answer
Correct answer: A. 1 only

The Constitution reserves seats in Panchayats for Scheduled Castes and Scheduled Tribes, and it also lets Panchayats levy and collect taxes, so statement 2 is false.

Q1014.GeographyAsked in: CDS · CDS-I 2024, GKMedium

Which of the following statements regarding insolation is/are correct? 1. Insolation is predominantly short-wave radiation, with wavelengths in the range of 0.39 micrometre to 0.76 micrometre. 2. Insolation is evenly distributed across the Earth because of the Earth's curved surface. Select the correct answer using the code given below.

  1. A.1 only
  2. B.2 only
  3. C.Both 1 and 2
  4. D.Neither 1 nor 2
Show answer
Correct answer: A. 1 only

Insolation, the incoming solar radiation, arrives mainly as short waves centred on visible light, but the Earth's curved surface spreads it unevenly, so statement 2 is false.

Q1015.GeographyAsked in: CDS · CDS-II 2024, GKHard

Which of the following statements regarding Arc Volcanoes is/are correct ? 1. Arc volcanoes are found near divergent plate boundaries. 2. Some of the world's classical examples of cone-shaped stratovolcanoes, such as Mount Fuji in Japan, Mayon in the Philippines are Arc volcanoes. 3. Some of the highest volcanoes on Earth are of the Arc type, notably Nevado Ojos del Salado in the Chilean Andes. Select the answer using the code given below :

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

Arc volcanoes form above subduction zones at convergent plate boundaries, not at divergent ones, so statement 1 is false while 2 and 3 are true.

Q1016.General ScienceAsked in: CDS · CDS-I 2025, GKEasy

Lactose is made up of :

  1. A.Glucose only
  2. B.Glucose and Fructose
  3. C.Glucose and Sucrose
  4. D.Glucose and Galactose
Show answer
Correct answer: D. Glucose and Galactose

Lactose, the sugar of milk, is a disaccharide formed when one molecule of glucose joins one molecule of galactose. Disaccharides are sugars made of two simple sugar units, or monosaccharides, linked by a glycosidic bond.

Q1017.Indian PolityAsked in: CDS · CDS-I 2026, GKMedium

Which one among the following pairs of Articles of the Constitution of India and special provisions given therein is not correctly matched ?

  1. A.Article 371A : Special provision with respect to the State of Nagaland
  2. B.Article 371B : Special provision with respect to the State of Assam
  3. C.Article 371C : Special provision with respect to the State of Manipur
  4. D.Article 371D : Special provision with respect to the State of Sikkim
Show answer
Correct answer: D. Article 371D : Special provision with respect to the State of Sikkim

Article 371D deals with Andhra Pradesh and now also Telangana; the special provision for Sikkim is Article 371F. Part XXI of the Constitution contains special provisions for several states in Articles 371 to 371J. Article 371D was added by the 32nd Amendment in 1973 to give the people of Andhra…

Q1018.Indian HistoryAsked in: CDS · CDS-II 2026, GKMedium

The stories of Shvetaketu and Nachiketa teach us the worth of

  1. A.Unquestioned obedience to Rishis
  2. B.Asking questions in pursuit of knowledge
  3. C.Lasting friendships in life
  4. D.Physical labour for healthy life
Show answer
Correct answer: B. Asking questions in pursuit of knowledge

Both Shvetaketu and Nachiketa are young seekers in the Upanishads whose stories show that knowledge is won by asking questions and refusing easy answers.

Q1019.General ScienceAsked in: CDS · CDS-II 2016, GKEasy

In total internal reflection, the light travels from

  1. A.rarer to denser medium and it occurs with no loss of intensity
  2. B.denser to rarer medium and it occurs with no loss of intensity
  3. C.rarer to denser medium and it occurs with loss of intensity
  4. D.denser to rarer medium and it occurs with loss of intensity
Show answer
Correct answer: B. denser to rarer medium and it occurs with no loss of intensity

Total internal reflection happens only when light inside a denser medium meets the boundary with a rarer one at an angle larger than the critical angle, and all of the light is reflected back.

Q1020.GeographyAsked in: CDS · CDS-II 2018, GKMedium

South Arcot and Ramanathapuram receive over 50 percent of their annual rainfall from which one of the following?

  1. A.South-west monsoon
  2. B.North-east monsoon
  3. C.Bay of Bengal branch of summer monsoon
  4. D.Western disturbances
Show answer
Correct answer: B. North-east monsoon

South Arcot and Ramanathapuram lie on the Tamil Nadu coast, which gets most of its yearly rain from the retreating, or north-east, monsoon in October to December.