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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

Q4201.GeographyEasy

The Strait of Gibraltar separates which two countries?

  1. A.Italy and Tunisia
  2. B.Spain and Morocco
  3. C.France and England
  4. D.Greece and Turkey
Show answer
Correct answer: B. Spain and Morocco

The Strait of Gibraltar is the narrow entrance to the Mediterranean from the Atlantic Ocean, with the Rock of Gibraltar on the European side and Jebel Musa on the African side; the two headlands were known to the ancients as the Pillars of Hercules.

Q4202.GeographyEasy

The Bering Strait separates which two continents?

  1. A.Asia and North America
  2. B.Europe and Africa
  3. C.Asia and Europe
  4. D.South America and Antarctica
Show answer
Correct answer: A. Asia and North America

The Bering Strait lies between the Chukchi peninsula of Russia and the Seward peninsula of Alaska, joining the Arctic Ocean to the Bering Sea, and the International Date Line passes through it; in the ice ages a land bridge here allowed people and animals to cross into America.

Q4203.GeographyMedium

Which lake do ships cross while passing through the Panama Canal?

  1. A.Lake Maracaibo
  2. B.Lake Titicaca
  3. C.Gatun Lake
  4. D.Lake Nicaragua
Show answer
Correct answer: C. Gatun Lake

The Panama Canal does not cut through at sea level; ships are lifted by locks into the artificial Gatun Lake, sail across it and through the Culebra or Gaillard Cut, and are then lowered by locks on the other side, which is why the canal needs a large freshwater reservoir.

Q4204.GeographyEasy

The Suez Canal connects which two water bodies?

  1. A.The Mediterranean Sea and the Red Sea
  2. B.The Atlantic Ocean and the Pacific Ocean
  3. C.The North Sea and the Baltic Sea
  4. D.The Black Sea and the Aegean Sea
Show answer
Correct answer: A. The Mediterranean Sea and the Red Sea

The Suez Canal, opened in 1869, runs about 193 kilometres across the Isthmus of Suez in Egypt from Port Said on the Mediterranean to the city of Suez on the Red Sea, and because the two seas stand at nearly the same level the canal needs no locks.

Q4205.GeographyEasy

The Strait of Hormuz connects the Persian Gulf with which water body?

  1. A.The Red Sea
  2. B.The Gulf of Aden
  3. C.The Gulf of Oman
  4. D.The Mediterranean Sea
Show answer
Correct answer: C. The Gulf of Oman

The Strait of Hormuz runs between the Iranian coast and the Musandam peninsula of Oman and is the only sea route out of the Persian Gulf, leading into the Gulf of Oman and from there into the Arabian Sea; that is why it is the world's most sensitive oil chokepoint.

Q4206.GeographyEasy

The Palk Strait lies between which two countries?

  1. A.India and Myanmar
  2. B.India and Sri Lanka
  3. C.India and the Maldives
  4. D.India and Indonesia
Show answer
Correct answer: B. India and Sri Lanka

The Palk Strait lies between the Ramanathapuram coast of Tamil Nadu and the Jaffna region of northern Sri Lanka, and it joins Palk Bay in the north with the Gulf of Mannar in the south; the shoals of Adam's Bridge run across its southern end.

Q4207.GeographyHard

The Sir Creek dispute is between India and which country?

  1. A.China
  2. B.Bangladesh
  3. C.Pakistan
  4. D.Myanmar
Show answer
Correct answer: C. Pakistan

Sir Creek is a tidal creek in the marshland of the Rann of Kutch, where India and Pakistan read the boundary resolution of 1914 differently, one side placing the boundary in the middle of the channel and the other on its eastern bank; the stretch matters because it affects the…

Q4209.GeographyMedium

The Ten Degree Channel separates which two island groups?

  1. A.Lakshadweep and the Maldives
  2. B.Andaman and Nicobar
  3. C.Minicoy and Lakshadweep
  4. D.Great Nicobar and Sumatra
Show answer
Correct answer: B. Andaman and Nicobar

The correct answer is B, the Andaman and the Nicobar groups, which lie on either side of the Ten Degree Channel in the Bay of Bengal, the name coming from the ten degree north parallel along which it runs.

Q4210.GeographyEasy

India is separated from Sri Lanka by

  1. A.the Ten Degree Channel
  2. B.the Palk Strait and the Gulf of Mannar
  3. C.the Eight Degree Channel
  4. D.the Duncan Passage
Show answer
Correct answer: B. the Palk Strait and the Gulf of Mannar

The correct answer is B, the Palk Strait and the Gulf of Mannar, the shallow waters between Tamil Nadu and Sri Lanka, with the chain of sandbanks called Adam's Bridge or Rama Setu running between Rameswaram and Talaimannar.

Q4211.GeographyMedium

The McMahon Line demarcates the boundary between

  1. A.India and Nepal
  2. B.India and Bhutan
  3. C.India and China
  4. D.India and Bangladesh
Show answer
Correct answer: C. India and China

The line was drawn at the Simla Convention of 1914 by Sir Henry McMahon, then the Foreign Secretary of British India, in an agreement with Tibet; China has never accepted it, which is the root of the dispute in that sector.

Q4212.GeographyEasy

The Radcliffe Line is the boundary between

  1. A.India and China
  2. B.India and Pakistan
  3. C.India and Myanmar
  4. D.Pakistan and Afghanistan
Show answer
Correct answer: B. India and Pakistan

The line was drawn in 1947 by Sir Cyril Radcliffe, who chaired the boundary commissions that divided Punjab and Bengal, so the same line also forms the India-Bangladesh boundary, Bangladesh having been East Pakistan until 1971.