RRB NTPC Undergraduate CBT 1 2025 PYQs

Concept: A stretched rubber band stores elastic potential energy.

1. On release, the band snaps back and moves — energy of motion = kinetic energy.
2. Chemical, hydraulic and geothermal energy are not involved here.

Yaad rakhein: Stretched spring/bow/rubber band: PE (stored) → KE (motion).

Answer: (C) Kinetic Energy

Concept: The Ramon Magsaysay Award is often called “Asia’s Nobel Prize”.

1. Farwiza Farhan, an Indonesian environmentalist, won in 2024 for protecting the Leuser forest ecosystem of Sumatra.
2. Other 2024 winners: Hayao Miyazaki (Japan), Karma Phuntsho (Bhutan), Dr. Nguyen Thi Ngoc Phuong (Vietnam) — not Indonesian.

Yaad rakhein: Farwiza Farhan — Indonesia — forests (all three begin with F).

Answer: (A) Farwiza Farhan

Concept: In limestone (karst) caves, water rich in calcium carbonate drips and deposits it.

1. Deposits hanging from the roof = stalactites; those rising from the floor = stalagmites; when they join they form pillars.
2. Levees/meanders are river features; drumlins/eskers and cirques/horns are glacial features.

Yaad rakhein: stalaCtite — from the Ceiling; stalaGmite — from the Ground.

Answer: (B) Stalactites and stalagmites

Concept: Earth Summit 2025-26 is an initiative to promote rural innovation and agri-fintech.

1. It was launched jointly by NABARD (National Bank for Agriculture and Rural Development) and IAMAI.
2. NABARD is India’s apex development bank for agriculture and rural areas, which fits the “rural innovation” theme.

Yaad rakhein: Rural + agriculture → NABARD; SIDBI is for MSMEs, EXIM for foreign trade.

Answer: (D) NABARD

Concept: Commercial grain farming is grown on very large, highly mechanised farms for sale.

1. The temperate grasslands (Prairies) of the USA and Canada grow wheat this way with low labour and high machinery.
2. Intensive subsistence farming is typical of monsoon Asia; plantations grow tea, rubber etc.

Yaad rakhein: Prairies/Steppes/Pampas → commercial grain (wheat) farming.

Answer: (D) Commercial grain farming

Concept: Samaveda is the Veda of melodies and chants (sāman).

1. Most of its verses are taken from the Rigveda and set to music for singing during rituals.
2. It is regarded as the origin of Indian classical music.

Yaad rakhein: Sama = song; Rig = hymns; Yajur = sacrificial formulae; Atharva = magic/medicine.

Answer: (A) Samaveda

Concept: Article 85 deals with sessions of Parliament, prorogation and dissolution.

1. Under Art 85 the President summons and prorogues either House and can dissolve the Lok Sabha; the gap between two sessions cannot exceed six months.
2. Art 87 = special address by President; Art 108 = joint sitting; Art 79 = constitution of Parliament.

Yaad rakhein: Art 85 — summon, prorogue, dissolve.

Answer: (D) Article 85

Concept: A parliamentary committee is a panel of MPs.

1. It is appointed or elected by the House or nominated by the Speaker/Chairman, works under the Speaker’s direction and reports to the House.
2. Committees formed by the President, judges or civil servants are not parliamentary committees.

Yaad rakhein: Examples: Public Accounts Committee, Estimates Committee — all made of MPs.

Answer: (D) A panel of MPs selected by the House or Speaker

Concept: Exfoliation is physical (mechanical) weathering caused by repeated heating and cooling.

1. Outer rock layers expand and contract more than the inner part and peel off in curved sheets — “onion-peel” weathering.
2. Carbonation is chemical; abrasion is erosion by moving particles.

Yaad rakhein: Exfoliation = rock “peeling like an onion”, common in hot deserts.

Answer: (A) Exfoliation

Concept: .xlsx is the default workbook format of Microsoft Excel (from Excel 2007).

1. Excel stores data in rows, columns and cells — spreadsheet data.
2. Text paragraphs use .docx/.txt; sound uses .mp3/.wav.

Yaad rakhein: xls = eXceL Spreadsheet; the “x” at the end means XML-based format.

Answer: (D) Spreadsheet data

Concept: Osmosis is the movement of water through a semi-permeable membrane from higher to lower water concentration.

1. Root hair cells absorb water from soil exactly this way.
2. Diffusion has no membrane requirement; plasmolysis is shrinking of a cell losing water; active transport uses energy against the gradient.

Yaad rakhein: Osmosis = water only + membrane; diffusion = any particle, no membrane needed.

Answer: (B) Osmosis

Concept: The World Bank has credited inclusive growth policies for a sharp fall in poverty in India.

1. According to the World Bank, rural poverty in India declined by about 16% between 2005 and 2015.
2. Rural employment, financial inclusion and welfare schemes of this period contributed to the decline.

Yaad rakhein: World Bank, 2005–2015, rural poverty ↓ about 16%.

Answer: (D) 16%

Concept: Khajuraho temples (Madhya Pradesh) were built by the Chandela rulers, mainly between 950 and 1050 CE.

1. They are in the Nagara style; Kandariya Mahadeva temple is the largest; UNESCO World Heritage Site since 1986.
2. Rashtrakutas built Kailasa temple, Ellora; Solankis built Modhera Sun Temple.

Yaad rakhein: Khajuraho — Chandela — Bundelkhand.

Answer: (A) Chandela

Concept: Badland topography is land cut by deep gullies and ravines due to severe soil erosion.

1. The Chambal valley (Madhya Pradesh, Rajasthan, Uttar Pradesh) is India’s best-known ravine/badland region.
2. Ken, Ramganga and Gandak are not known for ravines.

Yaad rakhein: Chambal = ravines = badlands (once famous dacoit hideouts).

Answer: (A) Chambal

Concept: The Kol uprising (1831–32) in Chhotanagpur was a tribal revolt against outsiders (dikus).

1. Under British rule, tribal lands were transferred to outsiders, and moneylenders and merchants exploited the Kols.
2. Leaders included Buddhu Bhagat; the revolt was suppressed by the British.

Yaad rakhein: Most tribal revolts (Kol, Santhal, Munda) = land alienation + moneylenders.

Answer: (B) Transfer of tribal lands and intrusion of moneylenders and merchants.

Concept: The economic reforms of 1991 (liberalisation, privatisation, globalisation) opened up the Indian economy.

1. After the reforms, India’s GDP growth rose well above the earlier “Hindu rate of growth” of about 3.5%, reaching 8–9% in the mid-2000s.
2. So growth increased significantly rather than falling or staying unchanged.

Yaad rakhein: LPG 1991 → faster GDP growth, more foreign investment.

Answer: (C) Increased significantly

Concept: The Tenth Schedule contains the anti-defection law.

1. It was added by the 52nd Constitutional Amendment Act, 1985.
2. Schedule IX (1st Amendment, 1951) protects land-reform laws; XI and XII (1992) list Panchayat and Municipality subjects.

Yaad rakhein: 52nd Amendment → 10th Schedule → defection.

Answer: (D) Schedule X

Concept: In January 2025 NATO increased its military presence in the Baltic Sea.

1. It followed suspected sabotage of undersea power and data cables in the Baltic; the mission was named “Baltic Sentry”.
2. It involves patrol ships, aircraft and naval drones to protect critical undersea infrastructure.

Yaad rakhein: Undersea cable sabotage 2024–25 → Baltic Sea → “Baltic Sentry”.

Answer: (C) Baltic Sea

Concept: Article 26 gives every religious denomination freedom to manage its religious affairs.

1. It covers establishing institutions, managing religious affairs, and owning and administering property.
2. Art 23 bans human trafficking, Art 24 bans child labour in factories, Art 27 bars taxes for promoting a religion.

Yaad rakhein: Art 25 — individual freedom of religion; Art 26 — denominations (groups).

Answer: (B) Article 26

Concept: Khelo India University Games (KIUG) is a national multi-sport event for university athletes.

1. The fifth edition of KIUG was held in Rajasthan, starting on 24 November 2025.
2. The first edition was held in Bhubaneswar (Odisha) in 2020.

Yaad rakhein: KIUG 2025 — 5th edition — Rajasthan.

Answer: (C) Fifth