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RRB Group D GK Questions 2026

Static GK is not a separate section in RRB Group D, but it decides most of the paper's recall marks. General Science is 25 questions of Physics, Chemistry and Life Sciences at 10th standard (CBSE) level as per CEN 09/2025, and the 20 General Awareness questions lean on the standing facts behind the news: the sport, the award, the institution, the state, the river or the scientist an event touches. This page holds GK24's topic-wise GK notes for RRB Group D. The General Science notes go topic by topic through motion and force, work, energy and power, gravitation, heat, light, sound, electricity and magnetism, atomic structure and the periodic table, chemical reactions, acids, bases and salts, metals and non-metals, and carbon compounds, and the Life Sciences notes cover cells, the human body, nutrition, diseases, plants and genetics. The static GK notes cover Indian Railways zones and facts, national symbols, first and largest in India and the world, awards and honours, important days, books and authors, sports GK, art and culture, and the basics of Indian Polity, Geography, History and the Economy. Each note is short facts and tables that can be revised in one sitting. Read a note, then solve its quiz and the previous-year questions on this site to check what stayed.

RRB Group D GK Questions with Answers

Q2202.General ScienceAsked in: CDS · CDS-I 2023, GKMedium

Which one of the following statements regarding bile secreted by liver is not correct?

  1. A.Bile contains enzymes for digestion of lipids.
  2. B.Bile facilitates emulsification of fats.
  3. C.Bile neutralizes the acidic pH of the food coming from stomach.
  4. D.Bile makes the pH of the food alkaline and facilitates action of pancreatic enzymes.
Show answer
Correct answer: A. Bile contains enzymes for digestion of lipids.

Bile has no digestive enzymes at all; it only prepares fats for digestion by other enzymes. Bile is made by the liver, stored and concentrated in the gall bladder, and poured into the duodenum through the bile duct.

Q2207.General ScienceAsked in: CDS · CDS-I 2022, GKMedium

Which one of the following statements is not correct ?

  1. A.An electric motor converts electrical energy into mechanical energy.
  2. B.An electric generator works on the principle of electromagnetic induction.
  3. C.The magnetic field at the centre of a long circular coil carrying current will be parallel straight lines.
  4. D.A wire with a green insulation is usually the live wire of an electric supply.
Show answer
Correct answer: D. A wire with a green insulation is usually the live wire of an electric supply.

In household wiring the wire with green insulation is the earth wire, not the live wire, so this statement is not correct.

Q2210.EconomyMedium

What was the average daily coal supply to the power sector in October 2026, and how did it compare with the supply plan?

  1. A.2.21 MT a day, below the plan
  2. B.2.37 MT a day, equal to the plan
  3. C.2.49 MT a day, above the plan
  4. D.2.65 MT a day, above the plan
Show answer
Correct answer: C. 2.49 MT a day, above the plan

Coal actually delivered to the power sector averaged 2.49 MT a day in October 2026 while the plan for the month provided for 2.37 MT a day, so supply ran ahead of the programme and bettered it on nine of the first ten days.

Q2213.Indian States & UTsMedium

Which state became the first to enact and bring into force a Uniform Civil Code?

  1. A.Goa
  2. B.Gujarat
  3. C.Uttarakhand
  4. D.Assam
Show answer
Correct answer: C. Uttarakhand

Its Uniform Civil Code was passed by the state assembly in 2024 and brought into force in January 2025, making Uttarakhand the first state to legislate a single set of rules on marriage, divorce, succession and related matters for its residents, with the exemption for the Scheduled Tribes that the…

Q2215.Indian States & UTsHard

Which state was the first to pass a law guaranteeing the delivery of public services within a fixed time?

  1. A.Madhya Pradesh
  2. B.Bihar
  3. C.Rajasthan
  4. D.Delhi
Show answer
Correct answer: A. Madhya Pradesh

The correct answer is A, Madhya Pradesh, which enacted its Public Services Guarantee Act in 2010, the first law in India to make the delivery of listed services, such as a copy of a land record, a ration card or a birth certificate, a legal right within a notified number…

Q2217.Indian States & UTsHard

Which state was the first to ratify the Constitutional Amendment Bill that introduced the Goods and Services Tax?

  1. A.Bihar
  2. B.Jharkhand
  3. C.Assam
  4. D.Gujarat
Show answer
Correct answer: C. Assam

Ratification by the legislatures of at least half the states is required under Article 368(2) for amendments that touch the federal structure, and the Bill became the Constitution (One Hundred and First Amendment) Act, 2016, after which the Goods and Services Tax came into force on 1 July 2017.