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SSC CHSL GK Questions 2026

Static GK decides the General Awareness score in SSC CHSL. Of the 25 questions in Tier-I and the 20 in Tier-II, most come from Indian Polity, History, Geography, the Economy and General Science, the areas the CHSL 2026 notice lists as History, Culture, Geography, Economic Scene, General Policy and Scientific Research relating to India and its neighbouring countries. The level is that of Class 12, so the questions are direct: which article, which river, which ruler, which year. Polity asks about parts and schedules of the Constitution, fundamental rights, the President, Parliament, the Supreme Court and constitutional bodies. History covers the Indus Valley, the Mauryas and Guptas, the Sultanate and Mughal periods, and the freedom struggle from 1857 to 1947. Geography asks about rivers, soils, climate, national parks, minerals and world physical features. The Economy part asks about budget terms, the RBI, banking and basic concepts. General Science is school-level Physics, Chemistry and Biology with everyday applications, and Culture covers dances, festivals, monuments and books. This page holds GK24's topic-wise GK notes for SSC CHSL, written as short facts and tables so a topic can be revised in one sitting. Read a topic, then solve its previous-year questions and quiz on this site to check what you retained.

SSC CHSL GK Questions with Answers

Q3462.GeographyEasy

The southernmost point of the Indian mainland is

  1. A.Indira Point
  2. B.Kanyakumari
  3. C.Rameswaram
  4. D.Dhanushkodi
Show answer
Correct answer: B. Kanyakumari

The correct answer is B, Kanyakumari, also called Cape Comorin, in Tamil Nadu, which stands at about 8 degrees 4 minutes north and is the southern tip of the Indian mainland, where the Arabian Sea, the Bay of Bengal and the Indian Ocean are said to meet.

Q3464.GeographyAsked in: CDS · 7 Feb 2021Medium

Which one of the following water bodies separates the Andaman Islands from the Nicobar Islands?

  1. A.Gulf of Mannar
  2. B.Ten Degree Channel
  3. C.Eleven Degree Channel
  4. D.Palk Strait
Show answer
Correct answer: B. Ten Degree Channel

The correct answer is B, the Ten Degree Channel, which lies roughly along the parallel of ten degrees north and separates the Andaman group in the north from the Nicobar group in the south; Little Andaman lies to its north and Car Nicobar to its south.

Q3466.General ScienceHard

Which gas combines with haemoglobin to form carboxyhaemoglobin, making it unable to carry oxygen?

  1. A.Carbon dioxide
  2. B.Carbon monoxide
  3. C.Sulphur dioxide
  4. D.Nitrous oxide
Show answer
Correct answer: B. Carbon monoxide

Carbon monoxide binds to haemoglobin far more strongly than oxygen does and forms carboxyhaemoglobin, so the blood cannot pick up oxygen even though breathing goes on; the gas is colourless and odourless, which makes it the more dangerous, and it is produced by the incomplete burning of fuel in closed…

Q3468.General ScienceMedium

The Haber process is used for the manufacture of which gas?

  1. A.Chlorine
  2. B.Ammonia
  3. C.Sulphur dioxide
  4. D.Ethylene
Show answer
Correct answer: B. Ammonia

In the Haber process nitrogen from the air and hydrogen are combined under high pressure at a few hundred degrees Celsius over a catalyst of finely divided iron, and the ammonia so made is the starting point of nitrogenous fertilisers such as urea and of nitric acid.

Q3469.General ScienceEasy

Lime water turns milky when which gas is passed through it?

  1. A.Hydrogen
  2. B.Oxygen
  3. C.Carbon dioxide
  4. D.Nitrogen
Show answer
Correct answer: C. Carbon dioxide

Carbon dioxide reacts with lime water, a solution of calcium hydroxide, to form insoluble calcium carbonate, whose fine white particles make the liquid look milky; if more of the gas is passed the milkiness disappears as soluble calcium bicarbonate is formed, and that second step is often the harder half…

Q3472.General ScienceEasy

Which gas is commonly known as laughing gas?

  1. A.Nitric oxide
  2. B.Nitrogen dioxide
  3. C.Nitrous oxide
  4. D.Ammonia
Show answer
Correct answer: C. Nitrous oxide

It is called laughing gas because it produces a feeling of elation when inhaled in small quantities, and it is used as a mild anaesthetic in dentistry and minor surgery and as the propellant in whipped cream; it is also a greenhouse gas.

Q3473.General ScienceAsked in: SSC GD Constable · 18 Feb 2019, Shift 2Medium

Ozone depletion is greatest near

  1. A.tropics
  2. B.equator
  3. C.poles
  4. D.oceans
Show answer
Correct answer: C. poles

Chlorine released from chlorofluorocarbons destroys ozone fastest where polar stratospheric clouds form in the extreme cold of winter, because those ice clouds hold the chlorine compounds that sunlight then breaks up; the thinning is therefore deepest over Antarctica, where it is called the ozone hole, and is seen over the…

Q3474.General ScienceAsked in: SSC CPO · 10 Nov 2022, Shift 2Medium

Which of the following is a radioisotope of hydrogen?

  1. A.Xenon
  2. B.Technetium
  3. C.Thorium
  4. D.Tritium
Show answer
Correct answer: D. Tritium

Hydrogen has three isotopes: protium with one proton and no neutron, deuterium with one neutron, which gives heavy water, and tritium with two neutrons, which is radioactive and is used in fusion research and in luminous dials.

Q3475.General ScienceAsked in: RRB JE · 25 May 2019, Shift 1Easy

Which gas is typically produced when a metal reacts with an acid?

  1. A.Carbon dioxide
  2. B.Oxygen
  3. C.Hydrogen
  4. D.Nitrogen
Show answer
Correct answer: C. Hydrogen

A metal more reactive than hydrogen displaces it from a dilute acid, so zinc with dilute sulphuric acid gives zinc sulphate and hydrogen gas, and this is the standard laboratory preparation of the gas; the test is that it burns with a pop.

Q3476.Indian PolityAsked in: CDS · CDS-II 2019, GKEasy

Which one of the following is not enumerated in the Constitution of India as a fundamental duty of citizens of India?

  1. A.To safeguard public property
  2. B.To protect and improve the natural environment
  3. C.To develop the scientific temper and spirit of inquiry
  4. D.To promote international peace and security
Show answer
Correct answer: D. To promote international peace and security

This is a Directive Principle of State Policy under Article 51, a duty of the State, not a fundamental duty of citizens.

Q3477.Indian PolityAsked in: CDS · CDS-II 2020, GKMedium

Which of the following Articles in the Constitution of India are exceptions to the Fundamental Rights enumerated in Article 14 and Article 19?

  1. A.Article 31A and Article 31C
  2. B.Article 31B and Article 31D
  3. C.Article 12 and Article 13
  4. D.Article 16 and Article 17
Show answer
Correct answer: A. Article 31A and Article 31C

Both articles protect certain laws from being struck down on the ground that they violate Article 14 or Article 19.

Q3478.Indian PolityAsked in: CDS · CDS-II 2022, GKHard

In India, which one of the following is responsible for the implementation of the Government of India's policy in all matters concerning telecommunications ?

  1. A.Digital Communications Commission
  2. B.Telecom Regulatory Authority of India
  3. C.Telecom Advisory Committee
  4. D.Telecommunications Consultants India Limited
Show answer
Correct answer: A. Digital Communications Commission

This body within the Department of Telecommunications is in charge of carrying out the Government's telecom policy. The Telecom Commission was set up in 1989 with administrative and financial powers to deal with all aspects of telecommunications, and in 2018 it was renamed the Digital Communications Commission.

Q3480.Static GKAsked in: CDS · CDS-I 2019, GKEasy

Paul Allen, who died in October 2018, was the co-founder of

  1. A.Oracle
  2. B.IBM
  3. C.Microsoft
  4. D.SAP
Show answer
Correct answer: C. Microsoft

Paul Allen founded Microsoft with his school friend Bill Gates in 1975. Allen and Gates started the company in Albuquerque, New Mexico, to write software for the early personal computer Altair 8800, and the name came from "microcomputer software".