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Defence GK Questions 2026

Static GK carries most of the General Knowledge marks in the defence exams, and science carries the largest share of it. In NDA & NA, Physics, Chemistry and General Science are about half of the 400 marks of Part B, and History, the freedom movement and Geography are about 20% each, as per the notice. In the CDS (II) 2026 General Knowledge paper, GK24 counted about 37 science questions, about 20 each on Polity and History, about 15 on Geography and environment and about 10 on the Economy; this count is guidance, not an official break-up. The Army's Agniveer CEE gives 15 of its 50 General Duty questions to General Knowledge and 15 to General Science, which covers cells, the human body, plants and animals and common epidemics. Its GK list names history, culture and geography of India and its neighbours, the Constitution, inventions and discoveries, books and authors, and the Indian Armed Forces. This page holds GK24's topic-wise GK notes and GK questions tagged for NDA, CDS and Agniveer, in English and Hindi: General Science, Indian History, Art and Culture, Indian Polity, Geography, Indian Economy and Static GK. Read one topic at a sitting, then solve its questions and the previous-year questions of your exam to see what stayed with you.

Defence GK Questions with Answers

Q6982.Sports GKHard

Goalball, a sport in the Paralympic programme with no Olympic counterpart, is played by athletes with which impairment?

  1. A.Hearing impairment
  2. B.Visual impairment
  3. C.Intellectual impairment
  4. D.Limb deficiency only
Show answer
Correct answer: B. Visual impairment

Goalball is played by two teams of three, all of them wearing eyeshades so that every player competes on the same footing, and the ball has bells inside it so that it can be tracked by sound; the hall must therefore stay silent while play is on.

Q6986.Sports GKMedium

Who was the first Indian to win a gold medal at the Paralympic Games?

  1. A.Devendra Jhajharia
  2. B.Murlikant Petkar
  3. C.Mariyappan Thangavelu
  4. D.Sumit Antil
Show answer
Correct answer: B. Murlikant Petkar

An army man wounded by bullets in the war of 1965, he took to swimming during his recovery and won the fifty metre freestyle event at the Heidelberg Games of 1972 in a world record time, giving India its first Paralympic gold medal, which remained the country’s only one for…

Q6987.Sports GKMedium

What is the motto of the Paralympic Games?

  1. A.Faster, Higher, Stronger
  2. B.Spirit in Motion
  3. C.Sport for All
  4. D.Inspire a Generation
Show answer
Correct answer: B. Spirit in Motion

The motto was adopted along with the emblem of three Agitos, the red, blue and green curved shapes that sweep around a central point; agito is Latin for I move, and together the symbol and the motto stand for movement and for athletes converging from every direction.

Q6989.Sports GKMedium

The Stoke Mandeville Games of 1948, from which the Paralympic movement grew, were organised by:

  1. A.Pierre de Coubertin
  2. B.Ludwig Guttmann
  3. C.Eunice Kennedy Shriver
  4. D.Avery Brundage
Show answer
Correct answer: B. Ludwig Guttmann

He was a neurologist who had left Germany for England and was put in charge of a spinal injuries unit at Stoke Mandeville Hospital, where he used sport as part of the treatment of soldiers paralysed in the Second World War; on 29 July 1948, the opening day of the…

Q6992.General ScienceHard

In human blood, carbon dioxide is transported mainly in which form?

  1. A.As oxyhaemoglobin
  2. B.As bicarbonate ions in the plasma
  3. C.As free gas bubbles
  4. D.As carbon monoxide
Show answer
Correct answer: B. As bicarbonate ions in the plasma

Most of the carbon dioxide produced by the tissues enters the red blood cells, where the enzyme carbonic anhydrase combines it with water to form carbonic acid, which at once splits into hydrogen and bicarbonate ions; the bicarbonate then travels in the plasma to the lungs, where the reaction is…

Q6993.General ScienceEasy

Which muscle is chiefly responsible for breathing in human beings?

  1. A.Cardiac muscle
  2. B.Diaphragm
  3. C.Biceps
  4. D.Smooth muscle of the stomach
Show answer
Correct answer: B. Diaphragm

It is a dome-shaped sheet of muscle that separates the chest cavity from the abdomen, and when it contracts it flattens, which increases the volume of the chest, lowers the pressure inside the lungs and draws air in; the intercostal muscles between the ribs assist by lifting the rib cage…

Q6995.General ScienceMedium

Hydrochloric acid secreted in the stomach performs which of the following functions?

  1. A.It digests fat directly
  2. B.It provides the acidic medium for pepsin to act and kills germs
  3. C.It absorbs vitamins from food
  4. D.It emulsifies fat like bile
Show answer
Correct answer: B. It provides the acidic medium for pepsin to act and kills germs

The gastric glands secrete hydrochloric acid, which makes the contents of the stomach strongly acidic; pepsin can work only in such a medium, and the acid also kills most of the bacteria swallowed along with food.

Q6996.General ScienceMedium

Which part of the alimentary canal is the longest, and where is most of the food absorbed?

  1. A.Stomach
  2. B.Oesophagus
  3. C.Small intestine
  4. D.Large intestine
Show answer
Correct answer: C. Small intestine

At roughly six to seven metres it is by far the longest part of the nine-metre alimentary canal, it is where digestion is completed by pancreatic and intestinal juices, and its inner wall carries millions of finger-like villi that give a vast surface for absorbing glucose, amino acids, fatty acids…

Q6997.General ScienceMedium

Bile helps in the digestion of fat although it contains no enzyme. What is its main action?

  1. A.It breaks fat into fatty acids and glycerol
  2. B.It emulsifies fat and makes the medium alkaline
  3. C.It absorbs fat through the villi
  4. D.It converts fat into starch
Show answer
Correct answer: B. It emulsifies fat and makes the medium alkaline

Bile is made in the liver, stored and concentrated in the gall bladder and poured into the duodenum, and it carries bile salts and bile pigments but not a single digestive enzyme.

Q7000.General ScienceAsked in: Delhi · 6 Dec 2017, Shift 2Easy

The process of taking oxygen rich air in the body is called ______.

  1. A.Inhalation
  2. B.Exhalation
  3. C.Flotation
  4. D.Exploration
Show answer
Correct answer: A. Inhalation

Inhalation, also called inspiration, is the phase of breathing in which the diaphragm flattens and the intercostal muscles pull the ribs up and out, so the chest cavity enlarges, the pressure inside the lungs falls below the pressure of the atmosphere and oxygen rich air rushes in through the nostrils…

GK Questions for sub-exams