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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

Q2841.DefenceHard

HMS Sutherland, the Royal Navy ship in KONKAN-26, is a frigate of which class, built mainly for which role?

  1. A.Type 45 class, air defence
  2. B.Duke class, anti-submarine warfare
  3. C.River class, offshore patrol
  4. D.Astute class, mine warfare
Show answer
Correct answer: B. Duke class, anti-submarine warfare

HMS Sutherland, the ship the Royal Navy deployed for KONKAN-26, is described as a Duke-class anti-submarine warfare frigate, and anti-submarine warfare was indeed one of the areas the two navies practised during the sea phase.

Q2846.Important Days & DatesAsked in: CDS · CDS-II 2020, GKEasy

August 12 is celebrated as

  1. A.the World Environment Day
  2. B.the World No-Tobacco Day
  3. C.the International Day against Drug Abuse and Illicit Trafficking
  4. D.the International Youth Day
Show answer
Correct answer: D. the International Youth Day

The United Nations marks 12 August every year as International Youth Day. The UN General Assembly endorsed the day in 1999, on the recommendation of the World Conference of Ministers Responsible for Youth held in Lisbon in 1998, and it was first observed in 2000.

Q2847.Indian HistoryAsked in: CDS · CDS-I 2023, GKEasy

Consider the following statements :

After forming the Indian National Army, Subhas Chandra Bose

1. recruited a large number of soldiers from the Indian Prisoners of War in Japanese camp

2. introduced a women's detachment named after the Rani of Jhansi

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 INA drew its soldiers largely from Indian prisoners of war held by Japan, and Bose created the Rani of Jhansi Regiment for women.

Q2850.General ScienceAsked in: CDS · CDS-I 2025, GKEasy

A body floats in a liquid if the buoyant force is :

  1. A.equal to its weight.
  2. B.less than its weight.
  3. C.greater than its weight.
  4. D.zero.
Show answer
Correct answer: A. equal to its weight.

A floating body is in equilibrium, so the upward buoyant force exactly balances its weight. By Archimedes' principle, a body in a liquid is pushed up by a force equal to the weight of the liquid it displaces.

Q2851.General ScienceAsked in: CDS · CDS-II 2025, GKEasy

Which of the following are the different parts of a human brain ?

  1. A.Forefront brain, Standard brain and Hind brain
  2. B.Fore brain, Median brain and Rear brain
  3. C.Fore brain, Mid brain and Hind brain
  4. D.Precursor brain, Mean brain and Hind brain
Show answer
Correct answer: C. Fore brain, Mid brain and Hind brain

These are the three main divisions of the human brain. The fore brain is the largest part.

Q2852.Computer AwarenessAsked in: CDS · CDS-I 2026, GKMedium

Which of the following computer languages is/are assembly language(s) ?

1. Python

2. Java

3. x86

4. MIPS

Select the answer using the codes given below :

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

x86 and MIPS assembly are low-level languages written for particular processor families, while Python and Java are high-level languages. An assembly language uses short mnemonics such as MOV, ADD and JMP that stand directly for a processor's machine instructions, so each family of processors has its own.

Q2855.General ScienceAsked in: CDS · CDS-II 2017, GKMedium

Infrared, visible and ultraviolet radiations/light have different properties. Which one of the following statements related to these radiations/light is not correct?

  1. A.The wavelength of infrared is more than that of ultraviolet radiation.
  2. B.The wavelength of ultraviolet is smaller than that of visible light.
  3. C.The photon energy of visible light is more than that of infrared light.
  4. D.The photon energy of ultraviolet is lesser than that of visible light.
Show answer
Correct answer: D. The photon energy of ultraviolet is lesser than that of visible light.

Ultraviolet photons carry more energy than visible light, not less, so this statement is wrong. The energy of a photon is E = hc/λ, so a shorter wavelength means higher energy.

Q2856.GeographyAsked in: CDS · CDS-I 2018, GKHard

Statement I : Tides are the rise and fall of sea levels caused by the combined effects of the gravitational forces exerted by the Moon and the Sun and the rotation of the Earth.

Statement II : The Earth rotates from west to east.

  1. A.Both the statements are individually true and Statement II is the correct explanation of Statement I
  2. B.Both the statements are individually true but Statement II is not the correct explanation of Statement I
  3. C.Statement I is true but Statement II is false
  4. D.Statement I is false but Statement II is true
Show answer
Correct answer: B. Both the statements are individually true but Statement II is not the correct explanation of Statement I

Both statements are true, but the direction in which the Earth spins does not explain why tides occur. Tides are caused mainly by the Moon's pull, with the Sun adding a smaller pull; the Moon's tide-raising force is roughly twice the Sun's because it is so much closer.

Q2859.Indian HistoryAsked in: CDS · CDS-I 2021, GKMedium

François Bernier was physician to

  1. A.Prince Murad
  2. B.Princess Jahanara
  3. C.Emperor Shah Jahan
  4. D.Prince Dara Shikoh
Show answer
Correct answer: D. Prince Dara Shikoh

The French doctor François Bernier served as physician to Dara Shikoh, Shah Jahan's eldest son. Bernier reached India in 1658, in the middle of the war of succession among Shah Jahan's sons.

Q2860.General ScienceAsked in: CDS · CDS-II 2021, GKMedium

What is the location of intercalary meristem in plants?

  1. A.Base of the leaves or internodes
  2. B.Stems or roots
  3. C.Tips of stems and leaves
  4. D.Base of flower pedicel
Show answer
Correct answer: A. Base of the leaves or internodes

Intercalary meristem lies between mature tissues, at the base of leaves and of internodes. Meristems are tissues whose cells keep dividing.