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SSC CGL GK Questions 2026

Static GK decides the General Awareness score in SSC CGL. Of the 25 questions in Tier-I and the 25 in Tier-II Paper-I, most come from Indian Polity, History, Geography, the Economy and General Science, the areas the CGL 2026 notice lists as History, Culture, Geography, Economic Scene, General Policy and Scientific Research relating to India and its neighbouring countries. Polity questions ask about articles, parts and schedules of the Constitution, amendments, the President, Parliament, the Supreme Court and constitutional bodies. History covers the Indus Valley, the Mauryas and Guptas, the Delhi Sultanate and Mughals, 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. This page holds GK24's topic-wise GK notes for SSC CGL, 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 CGL GK Questions with Answers

Q5162.General ScienceAsked in: Haryana · 12 April 2018, Shift 3Easy

Which part of eye controls size of a pupil?

  1. A.Cornea
  2. B.Iris
  3. C.Retina
  4. D.Eye Lens
Show answer
Correct answer: B. Iris

The iris is the coloured ring in front of the lens, formed by the front part of the choroid, and the muscles in it widen or narrow the pupil so that the right amount of light reaches the retina; in dim light the pupil opens wide and in bright light…

Q5163.Environment & EcologyAsked in: UPSC Civil Services · CSE Prelims 2024, GS Paper IEasy

According to the Environmental Protection Agency (EPA), which one of the following is the largest source of sulphur dioxide emissions?

  1. A.Locomotives using fossil fuels
  2. B.Ships using fossil fuels
  3. C.Extraction of metals from ores
  4. D.Power plants using fossil fuels
Show answer
Correct answer: D. Power plants using fossil fuels

The EPA names the burning of fossil fuels by power plants and other industrial facilities as the largest source of sulphur dioxide.

Q5164.Computer AwarenessAsked in: UPSC Civil Services · CSE Prelims 2026, GS Paper IEasy

Which one of the following best describes the key objective of India's 'Open Network for Digital Commerce' (ONDC) initiative ?

  1. A.To allow government control over all digital commerce transactions
  2. B.To replace private e-commerce players
  3. C.To break the dominance of large e-commerce platforms by enabling interoperability across networks
  4. D.To mandate UPI-based payments for all online transactions
Show answer
Correct answer: C. To break the dominance of large e-commerce platforms by enabling interoperability across networks

ONDC lets a buyer on one app buy from a seller listed on any other app on the network.

Q5166.Indian EconomyAsked in: UPSC Civil Services · CSE Prelims 2017, GS Paper IMedium

Consider the following in respect of 'National Career Service' : 1. National Career Service is an initiative of the Department of Personnel and Training, Government of India. 2. National Career Service has been launched in a Mission Mode to improve the employment opportunities to uneducated youth of the country. Which of the above statements is/are correct ?

  1. A.1 only
  2. B.2 only
  3. C.Both 1 and 2
  4. D.Neither 1 nor 2
Show answer
Correct answer: D. Neither 1 nor 2

The National Career Service belongs to the Ministry of Labour and Employment, and it serves all job seekers, not only uneducated youth.

Q5167.General ScienceAsked in: UPSC Civil Services · CSE Prelims 2018, GS Paper IMedium

Consider the following phenomena : 1. Light is affected by gravity. 2. The Universe is constantly expanding. 3. Matter warps its surrounding space-time. Which of the above is/are the prediction/predictions of Albert Einstein's General Theory of Relativity, often discussed in media ?

  1. A.1 and 2 only
  2. B.3 only
  3. C.1 and 3 only
  4. D.1, 2 and 3
Show answer
Correct answer: D. 1, 2 and 3

All three follow from Einstein's General Theory of Relativity, published in 1915. General relativity explains gravity not as a force but as the curving of space-time by mass and energy; in John Wheeler's words, matter tells space-time how to curve, and space-time tells matter how to move.

Q5168.General ScienceAsked in: UPSC Civil Services · CSE Prelims 2021, GS Paper IEasy

Consider the following : 1. Bacteria 2. Fungi 3. Virus Which of the above can be cultured in artificial/synthetic medium?

  1. A.1 and 2 only
  2. B.2 and 3 only
  3. C.1 and 3 only
  4. D.1, 2 and 3
Show answer
Correct answer: A. 1 and 2 only

Bacteria and fungi grow on artificial media, but viruses multiply only inside living cells. Bacteria and fungi are living cells with their own machinery for making energy and proteins, so they grow on nutrient agar, broth or synthetic media in a laboratory.

Q5169.Indian PolityAsked in: UPSC Civil Services · CSE Prelims 2025, GS Paper IMedium

Consider the following statements : I. If any question arises as to whether a Member of the House of the People has become subject to disqualification under the 10th Schedule, the President's decision in accordance with the opinion of the Council of Union Ministers shall be final. II. There is no mention of the word 'political party' in the Constitution of India. Which of the statements given above is/are correct?

  1. A.I only
  2. B.II only
  3. C.Both I and II
  4. D.Neither I nor II
Show answer
Correct answer: D. Neither I nor II

Defection cases are decided by the Speaker or Chairman, not the President, and the Tenth Schedule itself uses the term 'political party'.

Q5170.Indian HistoryAsked in: UPSC Civil Services · CSE Prelims 2017, GS Paper IEasy

In the context of Indian history, the principle of Dyarchy (diarchy) refers to

  1. A.Division of the central legislature into two houses.
  2. B.Introduction of double government i.e., Central and State governments.
  3. C.Having two sets of rulers; one in London and another in Delhi.
  4. D.Division of the subjects delegated to the provinces into two categories.
Show answer
Correct answer: D. Division of the subjects delegated to the provinces into two categories.

Under dyarchy the provincial subjects were split into transferred and reserved subjects. Dyarchy was introduced in the provinces by the Government of India Act, 1919, based on the Montagu-Chelmsford Reforms.

Q5171.Science & TechnologyAsked in: UPSC Civil Services · CSE Prelims 2021, GS Paper IEasy

Bollgard I and Bollgard II technologies are mentioned in the context of

  1. A.clonal propagation of crop plants
  2. B.developing genetically modified crop plants
  3. C.production of plant growth substances
  4. D.production of biofertilizers
Show answer
Correct answer: B. developing genetically modified crop plants

Bollgard I and Bollgard II are Bt cotton technologies that make the cotton plant resistant to bollworms. Bt cotton carries genes taken from the soil bacterium Bacillus thuringiensis, which make Cry proteins that are toxic to the larvae of bollworms.

Q5172.Indian PolityAsked in: UPSC Civil Services · CSE Prelims 2025, GS Paper IMedium

Consider the following statements : I. On the dissolution of the House of the People, the Speaker shall not vacate his/her office until immediately before the first meeting of the House of the People after the dissolution. II. According to the provisions of the Constitution of India, a Member of the House of the People on being elected as Speaker shall resign his/her political party immediately. III. The Speaker of the House of the People may be removed from his/her office by a resolution of the House of the People passed by a majority of all the then Members of the House, provided that no resolution shall be moved unless at least fourteen days' notice has been given of the intention to move the resolution. Which of the statements given above are correct?

  1. A.I and II only
  2. B.II and III only
  3. C.I and III only
  4. D.I, II and III
Show answer
Correct answer: C. I and III only

Both come word for word from Article 94, while the Constitution says nothing about the Speaker leaving his or her party.

Q5173.Computer AwarenessAsked in: UPSC Civil Services · CSE Prelims 2026, GS Paper IEasy

An e-commerce revenue model where the seller has control over pricing but doesn't keep products in stock and instead transfers customer orders and shipment details to a third-party supplier, who then ships the goods directly to the customer, is called :

  1. A.Dropshipping Model
  2. B.Affiliate Revenue Model
  3. C.Transaction Fee Revenue Model
  4. D.Agency Revenue Model
Show answer
Correct answer: A. Dropshipping Model

In dropshipping the seller runs the shop and sets the price, while a supplier holds the stock and ships each order straight to the buyer.

Q5174.Art & CultureAsked in: UPSC Civil Services · CSE Prelims 2016, GS Paper IEasy

What is/are common to the two historical places known as Ajanta and Mahabalipuram? 1. Both were built in the same period. 2. Both belong to the same religious denomination. 3. Both have rock-cut monuments. Select the correct answer using the code given below.

  1. A.1 and 2 only
  2. B.3 only
  3. C.1 and 3 only
  4. D.None of the statements given above is correct
Show answer
Correct answer: B. 3 only

Ajanta and Mahabalipuram both have monuments cut out of living rock, but they were made in different periods and for different faiths.

Q5175.Indian EconomyAsked in: UPSC Civil Services · CSE Prelims 2017, GS Paper IMedium

With reference to 'National Skills Qualification Framework (NSQF)', which of the statements given below is/are correct ? 1. Under NSQF, a learner can acquire the certification for competency only through formal learning. 2. An outcome expected from the implementation of NSQF is the mobility between vocational and general education. Select the correct answer using the code given below :

  1. A.1 only
  2. B.2 only
  3. C.Both 1 and 2
  4. D.Neither 1 nor 2
Show answer
Correct answer: B. 2 only

The NSQF recognises skills learnt in any way, formal, non-formal or informal, and aims to let learners move between vocational and general education.

Q5176.General ScienceAsked in: UPSC Civil Services · CSE Prelims 2021, GS Paper IMedium

In the context of hereditary diseases, consider the following statements : 1. Passing on mitochondrial diseases from parent to child can be prevented by mitochondrial replacement therapy either before or after in vitro fertilization of egg. 2. A child inherits mitochondrial diseases entirely from mother and not from father. Which of the statements given above is/are correct?

  1. A.1 only
  2. B.2 only
  3. C.Both 1 and 2
  4. D.Neither 1 nor 2
Show answer
Correct answer: C. Both 1 and 2

Mitochondrial DNA comes only from the mother, and mitochondrial replacement therapy can stop a mitochondrial disease from passing to the child.

Q5177.Science & TechnologyAsked in: UPSC Civil Services · CSE Prelims 2023, GS Paper IMedium

'Microsatellite DNA' is used in the case of which one of the following?

  1. A.Studying the evolutionary relationships among various species of fauna
  2. B.Stimulating 'stem cells' to transform into diverse functional tissues
  3. C.Promoting clonal propagation of horticultural plants
  4. D.Assessing the efficacy of drugs by conducting series of drug trials in a population
Show answer
Correct answer: A. Studying the evolutionary relationships among various species of fauna

Microsatellites are genetic markers that show how closely related individuals, populations and species are. Microsatellites, also called short tandem repeats (STRs) or simple sequence repeats, are stretches of DNA in which a short motif of one to six bases, such as CA, is repeated many times.

Q5178.Indian PolityAsked in: UPSC Civil Services · CSE Prelims 2025, GS Paper IMedium

Consider the following statements with regard to pardoning power of the President of India : I. The exercise of this power by the President can be subjected to limited judicial review. II. The President can exercise this power without the advice of the Central Government. Which of the statements given above is/are correct?

  1. A.I only
  2. B.II only
  3. C.Both I and II
  4. D.Neither I nor II
Show answer
Correct answer: A. I only

Courts can review a pardon on limited grounds, but the President always acts on the advice of the Union Council of Ministers.

Q5179.General ScienceAsked in: UPSC CAPF · CAPF 2017, Paper IEasy

Carborundum is used as an abrasive, because it

  1. A.has high thermal conductivity
  2. B.has low coefficient of expansion
  3. C.has high chemical stability
  4. D.is extremely hard
Show answer
Correct answer: D. is extremely hard

Carborundum, or silicon carbide (SiC), is one of the hardest substances known, so it can grind, cut and polish other materials, which is what an abrasive must do.