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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

Q2642.Indian HistoryAsked in: NDA · NDA-I 2023, GATMedium

Which one among the following statements about the Mansabdari system is correct?

  1. A.All army troopers were allotted mansabs.
  2. B.Mansabs were usually assigned on the basis of ancestry.
  3. C.Position and salary of mansabdars were indicated by a numerical designation called zat.
  4. D.Mansabdars were never paid in cash.
Show answer
Correct answer: C. Position and salary of mansabdars were indicated by a numerical designation called zat.

Under the Mughal mansabdari system, every officer held a numerical rank called zat, which fixed his position in the hierarchy and his personal salary.

Q2644.General ScienceAsked in: NDA · NDA-I 2024, GATEasy

Which one of the following is the correct sequence in increasing complexity?

  1. A.Protein - Organism - Tissue - Organ
  2. B.Protein - Organ - Tissue - Organism
  3. C.Protein - Organism - Organ - Tissue
  4. D.Protein - Tissue - Organ - Organism
Show answer
Correct answer: D. Protein - Tissue - Organ - Organism

Living things are built up level by level: molecules such as proteins form cells, cells form tissues, tissues form organs, organs form organ systems, and these together make an organism.

Q2646.General ScienceAsked in: NDA · NDA-I 2025, GATEasy

Which one of the following statements is NOT correct?

  1. A.A scale measuring hydrogen ion concentration in a solution is called pH scale
  2. B.The higher the hydrogen ion concentration in a solution, higher is its pH
  3. C.We can measure pH generally from 0 to 14 on a pH scale
  4. D.The 'p' in pH stands for 'potenz' in German meaning power
Show answer
Correct answer: B. The higher the hydrogen ion concentration in a solution, higher is its pH

pH falls, not rises, as hydrogen ion concentration rises, so a more acidic solution has a lower pH. pH is defined as the negative logarithm of the hydrogen ion concentration: pH = −log[H⁺].

Q2647.Indian HistoryAsked in: NDA · NDA-II 2025, GATEasy

Who among the following founded the 'Self-Respect Movement'?

  1. A.Jyotiba Phule
  2. B.Swami Vivekananda
  3. C.E. V. Ramaswami Naicker
  4. D.Dr. B. R. Ambedkar
Show answer
Correct answer: C. E. V. Ramaswami Naicker

E. V. Ramasamy, known as Periyar, started the Self-Respect Movement in Tamil Nadu in 1925. Periyar left the Congress in 1925, unhappy with its attitude to caste, and began the movement to give non-Brahmins and the depressed castes a sense of dignity.

Q2648.General ScienceAsked in: NDA · NDA-I 2026, GATMedium

Superphosphate of lime—a phosphate fertilizer—is obtained by the reaction of

  1. A.calcium phosphate with sodium hydroxide
  2. B.calcium phosphate with sulphuric acid
  3. C.calcium phosphate with hydrogen chloride
  4. D.calcium phosphate with nitric acid
Show answer
Correct answer: B. calcium phosphate with sulphuric acid

Treating rock phosphate, which is insoluble calcium phosphate, with sulphuric acid gives superphosphate of lime, a fertiliser whose phosphorus plants can absorb.

Q2649.General ScienceAsked in: NDA · NDA-II 2026, GATMedium

Consider the following statements regarding nitrogen : I. Nitrogen contains a triple bond. II. Nitrogen is a triatomic gas. III. Forces acting between nitrogen molecules are weak van der Waals forces. Which of the statements given above are correct?

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

A nitrogen molecule, N₂, is diatomic, not triatomic; its two atoms are joined by a triple bond, and the molecules attract each other only weakly.

Q2652.General ScienceAsked in: NDA · NDA-II 2018, GATEasy

Which one of the following is called dry ice?

  1. A.Solid carbon dioxide
  2. B.Liquid carbon dioxide
  3. C.Liquid nitrogen
  4. D.Liquid ammonia
Show answer
Correct answer: A. Solid carbon dioxide

It is called dry ice because, at ordinary pressure, it changes directly from solid to gas (sublimation) instead of melting, so it never makes anything wet.

Q2653.Art & CultureAsked in: NDA · NDA-I 2019, GATHard

The art piece "In Memoriam" was a creation of which one of the following European painters?

  1. A.Thomas Jones Barker
  2. B.Joseph Noel Paton
  3. C.Thomas Daniell
  4. D.Charles D'Oyly
Show answer
Correct answer: B. Joseph Noel Paton

The Scottish painter Joseph Noel Paton painted "In Memoriam" in 1858 in response to the revolt of 1857. The painting shows British women and children huddled together, clutching the Bible and waiting helplessly for an attack, an image meant to recall the killings at Kanpur (Cawnpore).

Q2655.GeographyAsked in: NDA · NDA-I 2020, GATEasy

Deendayal Port is located at

  1. A.Kerala
  2. B.Gujarat
  3. C.Maharashtra
  4. D.Goa
Show answer
Correct answer: B. Gujarat

Deendayal Port is the new name of Kandla Port, which lies on the Gulf of Kachchh in the Kachchh district of Gujarat.

Q2656.General ScienceAsked in: NDA · NDA-I 2021, GATEasy

Which one of the following statements is not correct for light rays?

  1. A.Light travels at different speeds in different media.
  2. B.Light travels at almost 300 million metres per second in air.
  3. C.Light speeds down as it leaves a water surface and enters the air.
  4. D.Light speeds up as it leaves a glass surface and enters the air.
Show answer
Correct answer: C. Light speeds down as it leaves a water surface and enters the air.

Air is optically rarer than water, so light speeds up, not slows down, when it passes from water into air.

Q2657.Indian HistoryAsked in: NDA · NDA-II 2021, GATHard

Which of the following statements about the first Indian Factory Act passed in 1881 is/are correct ? 1. The Act dealt primarily with the problem of child labour. 2. The Act laid down that children between 7 years and 12 years of age would not work for more than 9 hours a day. 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: C. Both 1 and 2

The Indian Factories Act of 1881, passed under Viceroy Lord Ripon, was mainly about child labour and capped the working day of children aged 7 to 12 at nine hours.

Q2658.General ScienceAsked in: NDA · NDA-I 2022, GATEasy

A mass M is dragged by a pulley on a horizontal plane by a force anti-parallel to its displacement. The work done in pulling the mass M is

  1. A.zero
  2. B.positive
  3. C.infinite
  4. D.negative
Show answer
Correct answer: D. negative

When the force acts opposite to the displacement, the angle between them is 180°, and work W = F d cos 180° = −F d. Work done by a force is the product of the force, the displacement and the cosine of the angle between them.

Q2660.Indian HistoryAsked in: NDA · NDA-I 2023, GATMedium

Freedom fighter Kanaklata Barua was martyred in:

  1. A.Sepoy Mutiny
  2. B.Quit India Movement
  3. C.Non-Cooperation Movement
  4. D.Peasant Uprising of 1893 - 1894
Show answer
Correct answer: B. Quit India Movement

Kanaklata Barua was shot dead by the police on 20 September 1942 while leading a procession to hoist the tricolour at the Gohpur police station in Assam.