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TNPSC current affairs

TNPSC Current Affairs – Tuesday, 21 October 2025

TNPSC Current Affairs • 21 Oct 2025

Published on: Tuesday, 21 October 2025

TNPSC current affairs for Tuesday, 21 October 2025 dials into the Tamil Nadu and national pulse with exam-ready clarity. The editors have distilled 17 crisp question-and-answer pairs, weaving the events through Daily Current Affairs - 2025-10-21 so that General Studies I, II, III, and the dedicated current affairs slot see the same narrative. Today’s batch explains why each headline matters, the cause-effect threads behind the policies, and how the stories feed into the schemes and science headlines you will see on the paper. Read it once, mark the anchor words that link people, policies, and dates, and then scroll straight to the quiz call-to-action; that second pass is when you turn reading into retrieval rather than letting the news slide away.

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Daily Current Affairs - 2025-10-21

Q1Which institution is partnering with GATES to organize the "GATES India ICT Channel Summit 2025" in Chennai?

Options

AIIT Bombay
BIIT Delhi
CIIT Madras
DAnna University

Correct answer

IIT Madras

Explanation

IIT Madras, along with GATES, is organizing the 'GATES India ICT Channel Summit 2025' in Chennai.

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Q2IIT Madras has collaborated with which public sector undertaking (PSU) to establish a Centre for Sustainable Energy aimed at driving India’s Net-Zero Transition?

Options

AONGC
BNTPC
CCoal India Limited
DBHEL

Correct answer

Coal India Limited

Explanation

IIT Madras and Coal India Limited have jointly established the Centre for Sustainable Energy.

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Q3In the context of the Northeast monsoon, what specific relaxation has the Tamil Nadu government requested from the Central government regarding paddy procurement?

Options

AIncrease minimum support price
BRelax permissible moisture content
CProvide more storage facilities
DExpedite transportation of paddy

Correct answer

Relax permissible moisture content

Explanation

Tamil Nadu has requested the Centre to relax the permissible moisture content for paddy procurement due to monsoon rains.

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Q4Which Indian city has recently launched the country's first real-time flood forecast system?

Options

AMumbai
BChennai
CKolkata
DBengaluru

Correct answer

Chennai

Explanation

Chennai has become the first city in India to get a real-time flood forecast system.

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Q5The Tamil Nadu government plans to amend rules to allow women workers to be engaged in which specific type of operations in factories?

Options

ANight shifts only
BDangerous operations
CManagerial roles only
DData entry operations

Correct answer

Dangerous operations

Explanation

The Tamil Nadu government is amending rules to permit women workers in 'dangerous operations' in factories.

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Q6Under-construction bridges on the Chennai-Bengaluru National Highway were recently opened to traffic in which district of Tamil Nadu?

Options

AVellore
BKancheepuram
CRanipet
DKrishnagiri

Correct answer

Ranipet

Explanation

The under-construction bridges were opened in Ranipet district.

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Q7Tamil Nadu recently closed three spillway shutters of which dam, a move often associated with inter-state water management discussions?

Options

AMettur Dam
BVaigai Dam
CBhavanisagar Dam
DMullaperiyar Dam

Correct answer

Mullaperiyar Dam

Explanation

Tamil Nadu closed the spillway shutters of the Mullaperiyar dam.

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Q8Which dam in Erode district recently touched a level of 102 feet, leading to the release of surplus water due to heavy rains?

Options

AMettur Dam
BBhavanisagar Dam
CAmaravathi Dam
DSholayar Dam

Correct answer

Bhavanisagar Dam

Explanation

The Bhavanisagar Dam in Erode district touched 102 feet and released surplus water.

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Q9The shutters of the Chembarambakkam reservoir were opened on October 21 for what specific purpose?

Options

AIrrigation
BPower generation
CDrinking water supply
DTo maintain flood buffer

Correct answer

To maintain flood buffer

Explanation

The shutters were opened to maintain the flood buffer in anticipation of heavy rains.

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Q10Valparai, a region in Tamil Nadu, is known for preparing for the smooth migration of which large animal through its corridors?

Options

ATigers
BIndian Gaurs
CElephants
DLeopards

Correct answer

Elephants

Explanation

Valparai is preparing for the smooth migration of elephants.

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Q11India's first dedicated mission to study the Sun, Aditya-L1, was launched by which organization?

Options

ANASA
BISRO
CESA
DJAXA

Correct answer

ISRO

Explanation

Aditya-L1 is India's solar mission, launched by ISRO.

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Q12What is the main objective of the "Tribal Business Conclave 2025" recently announced?

Options

APromote tribal art and craft
BEmpower tribal entrepreneurs and drive inclusive growth
CDiscuss tribal land rights
DPreserve tribal languages

Correct answer

Empower tribal entrepreneurs and drive inclusive growth

Explanation

The Tribal Business Conclave 2025 aims to empower tribal entrepreneurs and drive inclusive growth.

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Q13India Post recently launched a special campaign for its customers to update which details?

Options

AAadhaar card numbers
BBank account details
CMobile numbers and email IDs
DPostal addresses

Correct answer

Mobile numbers and email IDs

Explanation

India Post is running a campaign to update mobile numbers and email IDs.

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Q14Eknath Chitnis, an ISRO pioneer who recently passed away, was known for his contribution to building India's first ____.

Options

AWeather satellite
BCommunication satellite
CNavigation satellite
DEarth observation satellite

Correct answer

Communication satellite

Explanation

Eknath Chitnis was instrumental in building India's first telecom (communication) satellite.

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Q15Which Indian city is slated to host the "Shipbuilding Summit 2025" as India aims for global maritime leadership?

Options

AMumbai
BChennai
CKochi
DVisakhapatnam

Correct answer

Kochi

Explanation

Kochi is designated to host the Shipbuilding Summit 2025.

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Q16The renovation of which significant historical institution in Chennai has recently sparked debate over the preservation of its heritage?

Options

AFort St. George
BRipon Building
CMadras High Court
DGovernment Museum

Correct answer

Madras High Court

Explanation

The renovation of the Madras High Court is reported to have led to a debate on heritage preservation.

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Q17Which state's Chief Minister recently directed officials to utilize technology for effective implementation and delivery of government schemes?

Options

ATamil Nadu
BKerala
CAndhra Pradesh
DKarnataka

Correct answer

Andhra Pradesh

Explanation

Andhra Pradesh Chief Minister recently directed officials to use technology for implementing and delivering government schemes.

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TNPSC current affairs daily habit

TNPSC current affairs is the heartbeat of Tamil Nadu’s General Studies plan. Each morning we collect Tamil Nadu, national, and global developments across Economy, Governance, Science, and Culture, distill them into crisp question-answer capsules, and send them to your inbox before the prelim clock starts. Daily reading paired with the quiz keeps your accuracy charts climbing, because candidates who do not test memorize facts only for the moment. The exam sections that benefit the most are General Studies I for polity, GS II for Tamil Nadu governance, and GS III for economy and environment; the current affairs round connects those headline events to the strategies and schemes on the paper. Highlight dates, people, and cause-effect while reading, then immediately validate that memory by attempting the quiz, so retention takes root before the day flies by. Bookmark this page, tap the Yesterday/Tomorrow pills, and swing back tomorrow—the habit is the roadmap to momentum.