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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

Q5221.General ScienceAsked in: SSC CPO · 16th March 2019, Shift 3Medium

Bos mutus is the scientific name for:

  1. A.Wild yak
  2. B.Horse
  3. C.Ox
  4. D.Buffalo
Show answer
Correct answer: A. Wild yak

Bos mutus is the scientific name of the wild yak, the long haired bovine of the high cold plateaus of Ladakh, Tibet and the Karakoram, which grazes above four thousand metres and is listed as Vulnerable on the IUCN Red List.

Q5222.General ScienceAsked in: SSC CPO · 9 Nov 2022, Shift 3Easy

Which membrane-bound cell organelle consisting of a small sac-like structure surrounded by single membranes serves as the cell's digestive system, allowing material taken from outside the cell to degrade and digest obsolete components of the cell?

  1. A.Lysosome
  2. B.Peroxisome
  3. C.Glyoxysomes
  4. D.Polysome
Show answer
Correct answer: A. Lysosome

The lysosome is a small sac bound by a single membrane that is filled with digestive enzymes, so it breaks down food particles taken into the cell and clears out worn out parts of the cell itself.

Q5226.General ScienceAsked in: SSC CGL · 02 Dec 2022, Shift 1Hard

What kind of forces arise from transient dipoles in atoms that induce transient dipoles in nearby atoms, produce an attractive force and are significant only over short distances (~500 pm)?

  1. A.Dipole-dipole forces
  2. B.London dispersion forces
  3. C.Dipole-induced dipole forces
  4. D.Hydrogen bond
Show answer
Correct answer: B. London dispersion forces

These are the weak attractions that appear when the electron cloud of an atom becomes momentarily lopsided, creating a temporary dipole which then induces a matching dipole in a neighbouring atom.

Q5227.Science & TechnologyEasy

Who was the first Indian to travel into space?

  1. A.Kalpana Chawla
  2. B.Rakesh Sharma
  3. C.Ravish Malhotra
  4. D.Sunita Williams
Show answer
Correct answer: B. Rakesh Sharma

An Indian Air Force pilot, Rakesh Sharma flew to the Soviet space station Salyut 7 aboard a Soyuz spacecraft in April 1984 as part of a joint mission and spent about a week in orbit, carrying out experiments in biology and remote sensing.

Q5235.Science & TechnologyEasy

Who was the first human being to travel into space?

  1. A.Neil Armstrong
  2. B.Yuri Gagarin
  3. C.Alan Shepard
  4. D.Alexei Leonov
Show answer
Correct answer: B. Yuri Gagarin

The Soviet cosmonaut Yuri Gagarin circled the earth once aboard Vostok 1 on 12 April 1961 and became the first human being in space, a flight that lasted about one hour and forty eight minutes.

Q5238.Science & TechnologyAsked in: RRB JE · 26 May 2019, Shift 1Easy

What is the expansion of NASA?

  1. A.National Agency of Space Administration
  2. B.Navigational Aeronautics and Space Administration
  3. C.National Aeronautics and Space Administration
  4. D.National Aeronautics and Space Agency
Show answer
Correct answer: C. National Aeronautics and Space Administration

NASA is the civilian space agency of the United States, established in 1958 after the launch of Sputnik, with its headquarters at Washington DC.

Q5240.Art & CultureMedium

Which of the Mountain Railways of India was the first to be inscribed on the World Heritage List?

  1. A.Nilgiri Mountain Railway
  2. B.Kalka Shimla Railway
  3. C.Darjeeling Himalayan Railway
  4. D.Matheran Hill Railway
Show answer
Correct answer: C. Darjeeling Himalayan Railway

This narrow gauge line in West Bengal, opened in the late nineteenth century and famous for its loops and zig zag reverses as it climbs to Darjeeling, was inscribed in 1999 and became the first railway property of India on the list.