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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

Q4003.Indian HistoryAsked in: CDS · CDS-I 2019, GKMedium

The Damin-i-Koh was created by the British Government to settle which one of the following communities?

  1. A.Santals
  2. B.Mundas
  3. C.Oraons
  4. D.Saoras
Show answer
Correct answer: A. Santals

Damin-i-koh was the tract in the Rajmahal hills that the British marked out in 1832 for settling the Santals. The Santals had moved into the Rajmahal hills area in the late eighteenth and early nineteenth centuries, clearing forests and taking up settled farming.

Q4005.General ScienceAsked in: CDS · CDS-I 2022, GKMedium

Which one of the following statements is not correct ?

  1. A.An electric motor converts electrical energy into mechanical energy.
  2. B.An electric generator works on the principle of electromagnetic induction.
  3. C.The magnetic field at the centre of a long circular coil carrying current will be parallel straight lines.
  4. D.A wire with a green insulation is usually the live wire of an electric supply.
Show answer
Correct answer: D. A wire with a green insulation is usually the live wire of an electric supply.

In household wiring the wire with green insulation is the earth wire, not the live wire, so this statement is not correct.

Q4006.General ScienceAsked in: CDS · CDS-I 2023, GKMedium

If the red blood cells (RBCs) of human blood are isolated and are diluted in normal saline (an isotonic solution to blood), what will happen to the RBCs?

  1. A.The RBCs will swell
  2. B.The RBCs will swell and burst
  3. C.The RBCs will shrink
  4. D.No change in the diameters of the RBCs
Show answer
Correct answer: D. No change in the diameters of the RBCs

In an isotonic solution the concentration outside the cell equals that inside, so there is no net movement of water.

Q4008.Indian HistoryAsked in: CDS · CDS-I 2024, GKMedium

Which one among the following was not a part of the action programme of the Non-Cooperation Movement?

  1. A.The Congress organisation was to reach down to the village and the Mohalla level
  2. B.Boycott of government affiliated schools and colleges
  3. C.Taking control of the law and order machinery of the State by the Congress Working Committee
  4. D.Surrender of titles and honours given by the government
Show answer
Correct answer: C. Taking control of the law and order machinery of the State by the Congress Working Committee

The movement was a non-violent withdrawal of cooperation, not an attempt to seize the government's machinery. The Non-Cooperation Movement was approved at the Calcutta special session in September 1920 and confirmed at the Nagpur session in December 1920.

Q4009.General ScienceAsked in: CDS · CDS-II 2024, GKEasy

Which one among the following is not a feature of Xerophytes ?

  1. A.Smaller leaves
  2. B.Large number of stomata
  3. C.Waxy cuticle
  4. D.Stomata in pits
Show answer
Correct answer: B. Large number of stomata

Xerophytes live where water is scarce, so they have few stomata to cut down water loss. Xerophytes are plants of deserts and dry habitats, such as cacti, Opuntia, Calotropis and Acacia.

Q4011.General ScienceAsked in: CDS · CDS-I 2026, GKMedium

A researcher is studying different types of cells. In which cell type will he/she encounter the highest number of lysosomes ?

  1. A.Pancreatic cell
  2. B.Ovarian cell
  3. C.Muscle cell in the thigh of a runner
  4. D.White blood cell
Show answer
Correct answer: D. White blood cell

Many white blood cells destroy germs by swallowing them, and that digestion needs a large number of lysosomes. Lysosomes are small membrane-bound sacs packed with hydrolytic enzymes that break down proteins, fats, carbohydrates and nucleic acids.

Q4013.Science & TechnologyMedium

Which type of electric motor is most commonly used in modern electric cars?

  1. A.Series wound direct current motor
  2. B.Permanent magnet synchronous motor
  3. C.Single phase shaded pole motor
  4. D.Universal motor
Show answer
Correct answer: B. Permanent magnet synchronous motor

Because the rotor carries permanent magnets instead of windings that must be energised, the motor is compact, light and highly efficient over a wide range of speeds, and it gives the strong torque from rest that makes electric cars quick off the mark.

Q4014.Science & TechnologyMedium

A fuel cell electric vehicle, or FCEV, generates electricity on board from:

  1. A.Petrol burnt in a small generator
  2. B.Hydrogen combined with oxygen in a fuel cell
  3. C.Sunlight falling on body panels
  4. D.Compressed natural gas burnt in a turbine
Show answer
Correct answer: B. Hydrogen combined with oxygen in a fuel cell

A fuel cell is an electrochemical device, not an engine: hydrogen fed to the anode is split into protons and electrons, the protons cross a membrane, the electrons travel through the external circuit and do work, and at the cathode they recombine with oxygen from the air to form water.

Q4016.Science & TechnologyMedium

In an electric vehicle, BMS stands for:

  1. A.Brake Monitoring Sensor
  2. B.Battery Management System
  3. C.Bharat Mobility Standard
  4. D.Basic Motor Switch
Show answer
Correct answer: B. Battery Management System

The BMS is the electronic brain of the pack. It measures the voltage, current and temperature of individual cells or groups of cells, balances their charge so that no cell is overworked, estimates the state of charge and state of health that the dashboard displays, and disconnects the pack when…

Q4017.Science & TechnologyHard

In February 2023 the Geological Survey of India announced an estimated lithium resource in which district?

  1. A.Korba in Chhattisgarh
  2. B.Reasi in Jammu and Kashmir
  3. C.Nalgonda in Telangana
  4. D.Hassan in Karnataka
Show answer
Correct answer: B. Reasi in Jammu and Kashmir

The Geological Survey of India reported an inferred lithium resource in the Salal and Haimana area of that district, the first lithium find of real consequence in the country and a significant one because India had been importing virtually all its lithium and its cells.

Q4018.Science & TechnologyMedium

The second phase of the FAME scheme came into effect from:

  1. A.1 April 2015
  2. B.1 April 2017
  3. C.1 April 2019
  4. D.1 April 2021
Show answer
Correct answer: C. 1 April 2019

The second phase shifted the emphasis from private cars to public and shared transport, concentrating its incentives on electric buses, two wheelers, three wheelers and commercial four wheelers, and tying them to conditions on battery type and on the share of parts made in India, while also funding charging stations.

Q4019.Science & TechnologyMedium

The FAME scheme for electric and hybrid vehicles in India is implemented by which ministry?

  1. A.Ministry of Road Transport and Highways
  2. B.Ministry of Heavy Industries
  3. C.Ministry of New and Renewable Energy
  4. D.Ministry of Power
Show answer
Correct answer: B. Ministry of Heavy Industries

The scheme for Faster Adoption and Manufacturing of Hybrid and Electric Vehicles is a demand and manufacturing support scheme, offering incentives that reduce the purchase price of eligible vehicles and funding charging infrastructure, and it sits with the ministry responsible for the automobile and capital goods industries.

Q4020.Science & TechnologyEasy

Regenerative braking in an electric vehicle:

  1. A.Uses friction pads alone to stop the vehicle
  2. B.Runs the motor as a generator and returns energy to the battery
  3. C.Injects compressed air into the motor
  4. D.Charges the battery continuously while the vehicle is accelerating
Show answer
Correct answer: B. Runs the motor as a generator and returns energy to the battery

When the driver lifts off or brakes, the electric motor is made to work backwards: the turning wheels drive it, it generates electricity, and that current is fed back into the pack.