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Railway GK Questions 2026

Static GK in railway exams starts with one shared block: Class 10 science. Every RRB exam on GK24 tests it. Group D has 25 questions on Physics, Chemistry and Life Sciences of 10th CBSE level. JE has 30 in CBT-1 and another 15 on Physics and Chemistry in CBT-2. ALP tests General Science in CBT-1 and Basic Science and Engineering in CBT-2, and NTPC lists general science up to 10th inside General Awareness. Beyond science, the lists differ. NTPC names history and the freedom struggle, geography, polity, the economy, art and culture, environment, computers, abbreviations, transport systems in India, world organisations and government bodies. JE names geography, history and culture, polity, the economy and environmental issues, and adds computers and pollution control in CBT-2. This page holds GK24's topic-wise GK notes for railway exams in English and Hindi: General Science, History, Geography, Polity, Economy, Art and Culture, Environment, Computers and static GK, including Indian Railways. Each note is short facts and tables that can be revised in one sitting. Begin with the science notes, since they serve every railway exam, then add the static topics your exam lists, and test each note with its quiz.

Railway GK Questions with Answers

Q4481.General ScienceAsked in: UPSC CAPF · CAPF 2025, Paper IEasy

Cholesterol is a type of

  1. A.carbohydrate
  2. B.protein
  3. C.lipid
  4. D.nucleic acid
Show answer
Correct answer: C. lipid

Cholesterol is a sterol, a kind of lipid (fat-like substance) that does not dissolve in water. Cholesterol is made mainly in the liver and also comes from animal foods such as eggs, meat and butter; plants do not contain it.

Q4482.Environment & EcologyAsked in: UPSC CAPF · CAPF 2026, Paper IEasy

Consider the following statements regarding biodiversity conservation:

1. In situ conservation refers to conservation of species in their natural habitats.

2. Nature reserves are areas specifically designed for wildlife conservation.

3. Captive breeding of animals is an in situ conservation measure.

Which of the statements given above is/are correct?

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

Statements 1 and 2 are correct, but captive breeding is an ex situ measure, so statement 3 is wrong. In situ conservation protects plants and animals where they naturally live, along with their whole ecosystem.

Q4485.General ScienceAsked in: UPSC CAPF · CAPF 2026, Paper IMedium

Which one of the following statements about natural selection is not correct?

  1. A.Natural selection can only occur if there is no variation amongst members of the same species.
  2. B.Over time, natural selection can increase the frequency of adaptations that are favourable in a given environment.
  3. C.Species tend to overproduce beyond what the environment can support.
  4. D.Mutation, meiosis and sexual reproduction cause variation between individuals of a species.
Show answer
Correct answer: A. Natural selection can only occur if there is no variation amongst members of the same species.

Natural selection needs variation among members of a species; without variation there is nothing for nature to select, so statement A is the incorrect one.

Q4486.InternationalMedium

In the power sector, what does EHV stand for?

  1. A.Electrical Hybrid Voltage
  2. B.Extra High Voltage
  3. C.Efficient High Voltage
  4. D.Enhanced Hydro Voltage
Show answer
Correct answer: B. Extra High Voltage

Saudi Arabia listed cooperation on such transmission systems as one of its priorities in the meeting with the Indian power ministry.

Q4487.InternationalHard

Which of the following was NOT among the areas in which Saudi Arabia sought enhanced cooperation with India in this meeting?

  1. A.Extra High Voltage transmission systems
  2. B.Power requirements of emerging data centres
  3. C.Updating of grid codes
  4. D.Construction of nuclear power reactors
Show answer
Correct answer: D. Construction of nuclear power reactors

The Saudi side named four specific subjects for closer work, and the first three options are exactly three of them.

Q4488.InternationalMedium

The India-Saudi Arabia Electrical Interconnection initiative was reviewed in a virtual bilateral meeting led on the Indian side by which official?

  1. A.The Secretary, Ministry of Power
  2. B.The Secretary, Ministry of External Affairs
  3. C.The Chairperson, Central Electricity Authority
  4. D.The Secretary, Ministry of New and Renewable Energy
Show answer
Correct answer: A. The Secretary, Ministry of Power

The correct answer is the Secretary, Ministry of Power, Pankaj Agarwal, who held the virtual bilateral meeting with his Saudi counterpart to review progress on the proposed cross-border link.

Q4489.DefenceHard

In the context of the new defence websites, what does GIGW stand for?

  1. A.General Information Gateway for Websites
  2. B.Guidelines for Indian Government Websites
  3. C.Government Integrated Governance Web
  4. D.Guidance on Internet Governance Worldwide
Show answer
Correct answer: B. Guidelines for Indian Government Websites

The relaunched platforms of the ministry and its Department of Defence are described as fully compliant with these guidelines in their third version, along with the Digital Brand Identity Manual, also in its third version.

Q4493.NationalMedium

The 5th Sowa-Rigpa Sectional Committee meeting of BIS was held at which place?

  1. A.Belagavi, Karnataka
  2. B.Dharamshala, Himachal Pradesh
  3. C.Leh, Ladakh
  4. D.Gangtok, Sikkim
Show answer
Correct answer: C. Leh, Ladakh

The meeting, with a brainstorming session alongside it, was held at the National Institute of Sowa-Rigpa in Leh, which sits in the Union Territory of Ladakh and is the natural home for work on this system, since Sowa-Rigpa is the traditional medicine of the Himalayan belt.

Q4494.NationalMedium

PRAGATI 2026, the national seminar on standardisation in Ayurveda and Yoga, was organised by which body?

  1. A.Food Safety and Standards Authority of India
  2. B.Bureau of Indian Standards
  3. C.National Medical Commission
  4. D.Quality Council of India
Show answer
Correct answer: B. Bureau of Indian Standards

BIS is the national standards body of India, responsible for standardisation and conformity assessment, and its AYUSH department organised the seminar at Belagavi in Karnataka as well as a parallel session on Sowa-Rigpa at Leh.

Q4498.InternationalHard

Under the Agricultural Productivity Partnership of the India-New Zealand FTA, Phase I kiwifruit sites have been identified in which two states?

  1. A.Himachal Pradesh and West Bengal
  2. B.Nagaland and Uttarakhand
  3. C.Uttar Pradesh and Nagaland
  4. D.Sikkim and Himachal Pradesh
Show answer
Correct answer: B. Nagaland and Uttarakhand

The Kiwifruit Action Plan has named Pfutsero in Nagaland and Magra in Uttarakhand as its first-phase sites, where New Zealand is giving technical help to set up centres of excellence.

Q4499.InternationalMedium

How much investment into India has New Zealand committed to facilitate under the agreement?

  1. A.USD 10 billion
  2. B.USD 15 billion
  3. C.USD 20 billion
  4. D.USD 25 billion
Show answer
Correct answer: C. USD 20 billion

Under the pact New Zealand has undertaken to facilitate investment of this size into India, and the money is expected to flow into agriculture, manufacturing, infrastructure and start-ups, supporting innovation, enterprise and job creation in line with the Make in India push.

GK Questions for sub-exams