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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

Q363.General ScienceAsked in: NDA · NDA-I 2017, GATEasy

Which one of the following statements is true for the relation F = Gm1m2/r² ? (All symbols have their usual meanings)

  1. A.The quantity G depends on the local value of g, acceleration due to gravity
  2. B.The quantity G is greatest at the surface of the Earth
  3. C.The quantity G is used only when earth is one of the two masses
  4. D.The quantity G is a universal constant
Show answer
Correct answer: D. The quantity G is a universal constant

G has the same value everywhere in the universe, for any two masses. The relation is Newton's law of universal gravitation: every two bodies attract each other with a force proportional to the product of their masses and inversely proportional to the square of the distance between them.

Q365.General ScienceAsked in: NDA · NDA-II 2017, GATEasy

Which one of the following statements is not correct ?

  1. A.Human eye is a refracting system containing a diverging lens.
  2. B.The retina of the human eye contains millions of light sensitive cells, called rods and cones, which convert the light into electrical messages.
  3. C.Every image that is focused on the retina is upside down.
  4. D.We need both eyes to judge the relative positions of objects accurately.
Show answer
Correct answer: A. Human eye is a refracting system containing a diverging lens.

The lens of the human eye is a converging (convex) lens, not a diverging one, so statement A is not correct.

Q366.General ScienceAsked in: NDA · NDA-I 2017, GATMedium

Suppose a rod is given a negative charge by rubbing it with wool. Which one of the following statements is correct in this case ?

  1. A.The positive charges are transferred from rod to wool
  2. B.The positive charges are transferred from wool to rod
  3. C.The negative charges are transferred from rod to wool
  4. D.The negative charges are transferred from wool to rod
Show answer
Correct answer: D. The negative charges are transferred from wool to rod

The rod becomes negative because it gains electrons from the wool. When two materials are rubbed together, only electrons move, because they are the loosely held outer particles of atoms.

Q367.General ScienceAsked in: NDA · NDA-II 2017, GATEasy

The statement that 'heat cannot flow by itself from a body at a lower temperature to a body at a higher temperature', is known as

  1. A.Zeroth law of thermodynamics
  2. B.First law of thermodynamics
  3. C.Second law of thermodynamics
  4. D.Third law of thermodynamics
Show answer
Correct answer: C. Second law of thermodynamics

This is the Clausius statement of the second law. Rudolf Clausius stated that heat cannot by itself pass from a colder body to a hotter one; work must be done to make it do so.

Q370.GeographyAsked in: NDA · NDA-I 2017, GATMedium

Which of the following regions is/are NOT known for cotton-textile industry ?

1. Mumbai - Pune region

2. Madurai - Coimbatore region

3. Dhanbad - Jamshedpur region

4. Indore - Ujjain region

Select the correct answer using the code given below:

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

The Dhanbad-Jamshedpur region is known for coal, iron and steel, not cotton textiles. Cotton mills grew where raw cotton, a humid climate, capital, cheap power and markets came together.

Q371.General ScienceAsked in: NDA · NDA-II 2017, GATEasy

A rainbow is produced due to which one of the following phenomena ?

  1. A.Dispersion of light
  2. B.Interference of light
  3. C.Diffraction of light
  4. D.Scattering of light by atmospheric dust
Show answer
Correct answer: A. Dispersion of light

A rainbow forms when raindrops split white sunlight into its seven colours. When sunlight enters a raindrop, it is refracted, and because each colour bends by a different amount, the colours spread apart.

Q372.Environment & EcologyAsked in: NDA · NDA-I 2017, GATEasy

Which of the following are the major coral reef areas of India ?

1. Gulf of Kachchh

2. Gulf of Mannar

3. Lakshadweep

4. Andaman and Nicobar Islands

Select the correct answer using the code given below :

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

All four areas are recognised as the major coral reef areas of India. India's coral reefs lie in four main regions.

Q373.Indian HistoryAsked in: NDA · NDA-II 2017, GATMedium

Which one of the following was not a Chishti Sufi saint?

  1. A.Khwaja Moinuddin
  2. B.Baba Fariduddin Ganj-i-Shakar
  3. C.Nizamuddin Auliya
  4. D.Shaikh Bahauddin Zakariya
Show answer
Correct answer: D. Shaikh Bahauddin Zakariya

He belonged to the Suhrawardi order, not the Chishti order. Shaikh Bahauddin Zakariya founded the Suhrawardi order in India at Multan in the thirteenth century.

Q374.Indian HistoryAsked in: NDA · NDA-I 2017, GATMedium

Which one of the following was NOT a feature of the Subsidiary Alliance of Lord Wellesley?

  1. A.The British were responsible for protecting the ally from any external threats
  2. B.All internal threats were to be handled by the ally alone, with no help from the British
  3. C.The ally was to provide resources for maintaining a British armed contingent stationed in its territory
  4. D.The ally could not enter into any agreement with other rulers without the permission of the British
Show answer
Correct answer: B. All internal threats were to be handled by the ally alone, with no help from the British

Under the Subsidiary Alliance the British promised to protect the ally from internal threats as well as external ones, so B was not a feature.

Q375.Indian HistoryAsked in: NDA · NDA-II 2017, GATEasy

Which one of the following travelogues has given an insight on the reign of Muhammad Bin Tughlaq ?

  1. A.Ibn Battuta's Rihla
  2. B.Francois Bernier's Travels in the Mogul Empire
  3. C.Niccolao Manucci's Storia do Mogor
  4. D.Tavernier's Travels in India
Show answer
Correct answer: A. Ibn Battuta's Rihla

Ibn Battuta lived at the court of Muhammad bin Tughlaq and described his reign at first hand. Ibn Battuta, a traveller from Tangier in Morocco, reached India in 1333.

Q376.Indian HistoryAsked in: NDA · NDA-I 2017, GATMedium

Which one of the following was NOT a cause of the Revolt of 1857 ?

  1. A.The rumour that the British had mixed the bone dust of cows and pigs into the flour being sold in the market
  2. B.The prophecy that British rule would come to an end on the centenary of the Battle of Plassey on 23rd June, 1857
  3. C.Popular discontent with British rule
  4. D.The prophecy that the end of British rule would lead to the end of the Kali Yuga and the return of Ram Rajya
Show answer
Correct answer: D. The prophecy that the end of British rule would lead to the end of the Kali Yuga and the return of Ram Rajya

No such prophecy is recorded among the causes of the revolt. Rumours and prophecies spread fast in the months before May 1857 and stirred fear and anger.

Q378.Indian EconomyAsked in: CDS · CDS-II 2024, GKMedium

Which one of the following statements is correct about NISHTHA, a Government of India initiative ?

  1. A.It is a training module recently introduced in LBSNAA for civil servants.
  2. B.It is a teacher-training programme.
  3. C.It is a training programme for the new recruits in Delhi Police to inculcate integrity of service among them.
  4. D.It is a workshop for newly elected Members of Parliament organized routinely by the Lok Sabha Secretariat.
Show answer
Correct answer: B. It is a teacher-training programme.

NISHTHA stands for National Initiative for School Heads' and Teachers' Holistic Advancement, a programme to train school teachers and heads.

Q379.Computer AwarenessAsked in: CDS · CDS-I 2025, GKEasy

Which one of the following is the characteristic of Artificial Intelligence ?

  1. A.Replicates human decision making
  2. B.Stores relevant information
  3. C.Stores similar kind of data for a specific purpose
  4. D.Allows user to interact with media
Show answer
Correct answer: A. Replicates human decision making

Artificial Intelligence is the ability of a machine to perform tasks that normally need human intelligence, such as reasoning, learning and taking decisions.