HIGH-YIELD TOPICS FOR LAST 45 DAYS OF UPSC PRELIMS 2025

13th April, 2025

Why it is important to revise high yielding topics before exam?

UPSC Civil Services Preliminary Examination is not just a test of knowledge but of strategy, discipline & prioritization. With exam just 45 days away aspirants often find themselves caught between anxiety of what they don’t know & pressure to revise what they do.

This is golden window where smart work matters more than hard work. With vast UPSC syllabus not all topics carry equal weight. Over years trends have shown that certain themes & subjects repeatedly appear in Prelims making them high yield areas for focused revision.

APTI PLUS UPSC Coaching breaks down each General Studies subject into most probable, high-scoring areas with a structured, list of themes. This list is curated after analyzing previous year questions, evolving exam patterns & conceptual importance.

Structure of UPSC Prelims

  • General Studies Paper I100 questions each worth 2 marks. Every wrong answer costs you 0.66 marks. Precision is key.
  • CSAT Paper II80 questions each worth 2.5 marks. A wrong answer deducts 0.83 marks. Caution is your best friend here.

Note: CSAT is a qualifying paper. You need 33% to pass but clearing it comfortably ensures no last-minute surprises.

APTI PLUS best IAS Coaching in Kolkata provides structured test series & mock exams, helping aspirants practice time management & improve accuracy for scoring 100+ in UPSC Prelims.

UPSC IAS Prelims Subject Wise Weightage for GS (2014 to 2023)

Year

Current Affairs

History

Geography

Polity

Economics

Science & Tech

Environment

2014

12

19

15

12

10

14

18

2015

23

15

16

13

14

8

11

2016

30

15

6

7

17

8

17

2017

29

14

8

22

16

7

14

2018

20

17

13

15

18

10

7

2019

22

14

12

15

14

11

12

2020

24

18

14

14

12

9

9

2021

19

14

10

17

15

13

12

2022

21

13

15

14

13

14

10

2023

16

14

16

15

14

12

13

Key Observations

  • Current Affairsremains dominant which means that staying updated with recent events is non negotiable.
  • Polity, Economy, Environmentare consistent pillars reflecting their importance in governance & administration.
  • History, Geography, Science & Techfluctuate so cover them comprehensively but allocate study time based on recent trends.
  • Focus AreasPolity saw a spike in 2017 while Environment had peaks in 2014 & 2016. Analyze such trends to prioritize subjects during preparation.

The following provides subject wise important themes that have been frequently asked in previous years making them high yield topics for UPSC Prelims 2025:

History & Culture

By delving into key topics from past years papers aspirants can identify trends & focus their study on areas that are most frequently asked.

Topic

Year of Appearance

Sub-topics Covered

Ancient India

2015-2023

Indus Valley Civilization, Vedic Period, Maurya & Gupta Empires, Architecture, Art & Religion

Medieval India

2015-2023

Delhi Sultanate, Mughal Empire, Bhakti Movement, Sufism, Architecture, Art & Literature

Modern India

2016-2023

British Colonialism, Revolts of 1857, Social Reform Movements, Indian Nationalism, Freedom Struggles

Art & Culture of India

2017-2023

Classical Music, Dance, Literature, Folk Art, Sculptures, Paintings, Architecture, Indian Festivals

Post-independence India

2018-2023

Constituent Assembly, Partition, Socio-economic Reforms, Indian Foreign Policy

Indian National Movement

2015-2023

Leaders of Indian Independence, Gandhian Ideology, Freedom Struggle, Non Cooperation Movement

Polity & Governance

A thorough understanding of these topics is essential for tackling questions related to India’s political system, law & governance mechanisms.

Topic

Year of Appearance

Sub-topics Covered

Constitutional Framework

2015-2023

Fundamental Rights, Directive Principles, Fundamental Duties, Amendment Process, Basic Structure Doctrine

Constitutional Bodies

2015-2023

Parliament, President, Governor, Judiciary, Election Commission, CAG, UPSC

Panchayati Raj & Local Governance

2016-2023

73rd & 74th Amendments, Local Bodies, Functions & Devolution of Powers

Federalism in India

2016-2022

Centre-State Relations, Finance Commission, Inter-State Council, Article 356 (President's Rule)

Judicial System

2015-2023

Supreme Court & High Court Jurisdiction, Judicial Review, Judicial Activism vs. Judicial Restraint

Public Policy & Governance

2018-2023

Public Administration Reforms, Governance Models, State-Central Relations, e-Governance

APTI PLUS IAS Academy Kolkata conducts high quality mock tests that simulate real exam conditions helping aspirants sharpen their accuracy & decision making.

Economy

Understanding these recurring topics will help candidates navigate vast economic syllabus efficiently.

Topic

Year of Appearance

Sub topics Covered

Economic Planning & Policies

2015-2023

Year Plans, New Economic Policy, NITI Aayog, Poverty Alleviation Strategies, SDGs

Monetary Policy

2016-2022

Role of RBI, Inflation Targeting, Repo Rate, Reverse Repo, Open Market Operations

Fiscal Policy & Budget

2016-2023

Fiscal Deficit, Budget Making Process, Direct & Indirect Taxes, GST, FRBM Act

Agricultural Economy

2016-2021

MSP, Crop Insurance, Agricultural Subsidies, PM-Kisan, Green Revolution, Sustainable Agriculture

Industrial Policy & Growth

2017-2023

Make in India, Atmanirbhar Bharat, MSMEs, Ease of Doing Business, Startup Ecosystem

Global Economic Relations

2015-2023

WTO, Bilateral Trade Agreements, Foreign Direct Investment (FDI), BRICS, Global Economic Challenges

Geography

Analyzing past questions reveals key topics that candidates must be well versed in to handle questions on geographical features, environmental policies & disaster management.

Topic

Year of Appearance

Sub topics Covered

Physical Geography

2015-2023

Landforms, Climate, Oceans, Natural Vegetation, Soil Types, Ecosystems, Resources

Human Geography

2016-2023

Population Distribution, Urbanization, Migration, Human Settlements, Economic Geography

Geography of India

2016-2023

States, River Systems, Climatic Zones, Natural Resources, Economic Zones, Urbanization Patterns

Environmental Geography

2017-2023

Environmental Hazards, Natural Disasters, Biodiversity, Conservation Efforts, Water Resources

Geographical Thought

2016-2021

Early Geographers, Evolution of Geographical Theories, Modern Geographical Approaches

General Science

A focused study of important topics in General Science will provide a strong foundation for examination.

Topic

Year of Appearance

Sub-topics Covered

Physics

2015-2023

Mechanics, Thermodynamics, Optics, Electrostatics, Electromagnetism, Waves, Modern Physics, Nuclear Physics

Chemistry

2015-2023

Inorganic Chemistry, Organic Chemistry, Physical Chemistry, Environmental Chemistry, Chemical Reactions

Biology

2015-2023

Cell Biology, Genetics, Physiology, Human Anatomy, Evolution, Ecology, Microbiology, Biotechnology

Ecology & Environment

2015-2023

Ecosystems, Environmental Hazards, Pollution, Global Warming, Environmental Impact Assessment

Science Technology

By focusing on recurring themes in this section aspirants can ensure they are prepared for technological aspects of exam.

Topic

Year of Appearance

Sub topics Covered

Biotechnology

2015-2023

Genetic Engineering, CRISPR Technology, Stem Cell Research, Biotechnology in Agriculture & Medicine

Space Technology

2016-2023

ISRO Missions, Mars Orbiter Mission, Gaganyaan, Space Policy, Satellite Technology

Nano Technology

2017-2022

Nanomaterials, Nanoelectronics, Nano Medicine, Nanotechnology Applications in Agriculture & Medicine

Cybersecurity & IT

2017-2023

Data Protection, Cybercrime Laws, Artificial Intelligence, Blockchain, Information Technology Policies

Energy Technologies

2016-2023

Renewable Energy, Solar Energy, Wind Energy, Biofuels, Energy Storage Technologies

Environmental Science & Ecology

2018-2023

Climate Change, Renewable Energy Solutions, Ecosystem Services, Environmental Laws, Pollution Control

Nuclear & Defence Tech

2015-2022

Missile Systems, Defence Policies, DRDO Projects, Cyber Warfare, Drone Technology

Environment & Ecology

Given frequent changes in environmental policies & international commitments aspirants must stay updated with current developments in this domain. The questions are often conceptual, analytical & application based requiring an understanding of both theoretical & practical aspects.

Topic

Year of Appearance

Sub-topics Covered

Ecosystem & Biodiversity

2015-2023

Forest Ecosystems, Wetlands, Grasslands, Biodiversity Conservation, Global Warming, National Parks, Endangered Species, Protected Areas, Wildlife Protection Act, Biodiversity Hotspots

Environmental Pollution

2016-2023

Air, Water & Soil Pollution, Waste Management, Impact of Human Activities on Environment

Climate Change & Global Warming

2017-2023

Global Initiatives on Climate Change, Kyoto Protocol, Paris Agreement, Carbon Footprint, Greenhouse Gases, Causes, Greenhouse Effect, Mitigation Strategies, Carbon Footprint, Net Zero Targets

Sustainable Development Goals

2015-2023

SDGs & India’s Role, Conservation Efforts, Sustainable Agriculture, Green Economy, Circular Economy, EIA

Environmental Laws & Policies

2016-2023

The Environment Protection Act, Wildlife Protection Act, National Action Plan on Climate Change, Forest Rights Act, Coastal Regulation Zones, Sustainable Development Goals

Water Resource Management

2017-2023

Water Scarcity, Irrigation Techniques, Water Conservation, National Water Policy

International Agreements

2016-2023

Paris Agreement, Kyoto Protocol, Montreal Protocol, Ramsar Convention, CBD, CITES

Ecological Concepts

2016-2023

Ecological Pyramids, Food Chains, Biogeochemical Cycles, Ecological Succession, Deforestation, Desertification, Coastal Erosion, Floods, Cyclones, Landslides

Disaster Management Framework

2017-2021

National Disaster Management Plan, NDMA, State Disaster Response Fund, Response Strategies, Global Disaster Management Framework, UN Disaster Relief Efforts, South-South Cooperation, Early Warning Systems, Disaster Resilience, Preparedness Strategies, Disaster Recovery

International Relations

Aspirants must focus on key international organizations, treaties, bilateral relations with neighboring & key global powers.

Topic

Year of Appearance

Sub topics Covered

India & Its Neighbors

2016-2023

India-Pakistan Relations, India-China Relations, India-Bangladesh, India-US Bhutan, Nepal, Sri Lanka, Afghanistan

International Organizations

2015-2023

UN, WTO, World Bank, IMF, BRICS, G20, SCO, ASEAN, SAARC, BIMSTEC, WHO

Foreign Policy & Diplomacy

2015-2023

India’s Foreign Policy Evolution, Nehruvian Era, Non-alignment Movement, India’s Diplomacy in Global Governance, QUAD, NAM

Global Security Issues

2016-2023

Terrorism, Nuclear Proliferation, Cyber Security, Maritime Security, Arms Control Agreements

International Treaties & Laws

2017-2023

International Humanitarian Law, Global Trade Agreements, Paris Climate Agreement

Global Trade & Economics

2015-2023

Globalization, Regional Cooperation, Trade Agreements, India’s Role in WTO & FTAs

Internal Security & Terrorism

Questions also touch upon legal & administrative mechanisms that address internal security concerns such as laws related to terrorism & national security.

Topic

Year of Appearance

Sub-topics Covered

Internal Security Challenges

2016-2023

Naxalism, Insurgency Movements, Cyber Security, Border Management

Terrorism & Counter-Terrorism

2017-2020

National Security Act, Anti-Terrorism Laws, NIA, Intelligence Agencies, Terrorist Networks

Security Agencies & Law Enforcement

2015-2022

CRPF, BSF, Army, Police Forces, Counter-Terrorism Measures

Emerging Security Threats

2019-2023

Cyber Warfare, Drone Attacks, Biosecurity Threats, Cross-border Terrorism

Indian Philosophy

Understanding philosophies of prominent thinkers is crucial for answering questions that link philosophy with contemporary issues such as governance, social justice, ethics.

Topic

Year of Appearance

Sub-topics Covered

Vedanta

2015-2023

Advaita Vedanta, Dvaita, Vishishtadvaita, Key Thinkers (Adi Shankaracharya, Ramanuja)

Buddhism

2016-2023

Four Noble Truths, Eightfold Path, Madhyamaka, Theravada, Mahayana

Jainism

2015-2023

Tirthankaras, Ahimsa, Anekantavada, Jain Cosmology

Yoga Philosophy

2017-2023

Patanjali’s Yoga Sutras, Ashtanga Yoga, Meditation Techniques

Nyaya Philosophy

2015-2022

Logic, Epistemology, Pramanas, Debate between Realism & Idealism

Sankhya Philosophy

2016-2023

Purusha, Prakriti, Dualism, Evolution of Universe

Mimamsa

2015-2023

Dharma, Ritualism, Vedanta-Mimamsa Debate, Exegesis of Vedas

Ethics in Indian Philosophy

2018-2023

Concept of Dharma, Ahimsa, Satyagraha, Role of Ethics in Governance

Key Philosophers

2016-2023

Swami Vivekananda, Mahatma Gandhi, Aurobindo Ghosh, Dr. B.R. Ambedkar

Further below are some subject wise major topics in news that make them important for UPSC Prelims 2025:

Polity & Governance

Major Topics in News

State Election Commission (SEC)

Delimitation Commission

Model Code of Conduct (MCC)

Lok Sabha Elections

Article 329(b)

Nomination in Election

Re-polling

Silence Period

One Candidate, Multiple Constituencies (OCMC)

Home Voting

Form 17C

Braille Signage

Internal Emergency

Anti-Defection Law (ADL)

Parliamentary Committees (PCs)

First-Past-The-Post

Parliament Secretariat

Cabinet Secretary

President’s Address to Parliament

Oath of Members of Parliament

Citizenship

Citizenship (Amendment) Rules, 2024

Affirmative Actions

Sub-Classification of Scheduled Castes

Uniform Civil Code (UCC)

Places of Worship (Special Provisions) Act, 1991

Preventive Detention

Enemy Property

Right to be Forgotten (RTBF)

Inner Line Permit (ILP)

Special Category Status (SCS)

Special Packages

Sixth Schedule

Mediation Act 2023

Tribunal System in India

Bail

Curative Petition

Fast-Track Special Courts (FTSCs)

Zero FIR

Doctrine of Coverture

Doctrine of Harmonious Construction

Aadhaar

International Centre for Audit of Local Governance

Right to be Free from Adverse Effects of Climate Change

Diplomatic Passport

Co-Districts Initiative

BHARATIYA NYAYA SANHITA 2023

BHARATIYA NAGARIK SURAKSHA SANHITA 2023

BHARATIYA SAKSHYA ADHINIYAM 2023

Digital Personal Data Protection (DPDP) Act, 2023

Public Examination (Prevention of Unfair Means) Rules, 2024

Telecommunications Act, 2023

Consumer Protection Act (CPA), 2019

Post Office Act, 2023

Geography

Major Topics in News

El Niño & La Niña

Nor'westers

Undersea Features in Indian Ocean

Geoparks

Baseflow

Equatorial Plasma Bubbles (EPBs)

Atmospheric Rivers (AR)

Negative Leap Second

Zero Shadow Day

Blue Hole

Heat Dome

Indian Ocean Observing System (IndOOS)

Ringwoodite Ocean

Earth’s Mantle

Isostasy

Earth's Magnetic Field

Cold Lava

Heat Budget of Earth

Species in News

Protected Areas in News

Conventions & Protocols

COP (Conference of Parties)

HFCs (Hydrofluorocarbons)

Economy

Major Topics in News

Variable Rate Repo (VRR)

Priority Sector Lending (PSL) guidelines

RBI’s payout to Centre

Ways & Means Advances (WMA)

Credit-Deposit (CD) Ratio

Financial Inclusion Index (FI-Index)

Reserve Bank – Integrated Ombudsman Scheme (RB-IOS)

Eligibility Criteria for Small Finance Banks to Transition into Universal Banks

Urban Cooperative Banks (UCBs)

Prompt Corrective Action (PCA)

Microfinance Institution (MFI)

Non-Banking Financial Companies (NBFCs)

Financial Stability Report (FSR)

Wilful Defaulters (WD)

Insolvency & Bankruptcy Code, 2016

Asset Reconstruction Companies

Household Savings Rate

Inverted Duty Structure (IDS)

Long-Term Capital Gains (LTCG) tax

Inheritance Tax

Advance Pricing Agreements

Duty Drawback

Windfall Tax

Digital Public Infrastructure (DPI)

Unified Payments Interface (UPI)

Project Nexus

Foreign Venture Capital Investor

Settlement Cycle

National Stock Exchange (NSE)

Co-location or Proximity Hosting

Financialization

Derivative markets

InvITs

Investor Education & Protection Fund Authority (IEPFA)

Front-Running

India Volatility Index (VIX)

Finternet

Perpetual Bonds

Participatory Notes (P-Notes)

India International Bullion Exchange (IIBX)

Carry Trade

Trade Deficit

FDI

Internationalization of Indian Rupee

Extended Fund Facility (EFF)

World Bank Group Guarantee Platform

Marrakesh Agreement

Public Stockholding (PSH)

TRIPS Agreement

Gross Fixed Capital Formation (GFCF)

Human Development Report (HDR)

Global Multidimensional Poverty Index (MPI)

Middle Income Trap

Preston Curve

Nobel Prize in Economics

Agriculture & Allied Sector

Horticulture Sector

Krishi Vigyan Kendra (KVK)

Digital Agriculture

Approval in Livestock Sector

White Revolution 2.0

Agriculture Infrastructure Fund (AIF)

MSP

Agricultural Export Policy

World’s Largest Grain Storage Plan in Cooperative Sector

National Mission on Edible Oils – Oilseeds (NMEO-Oilseeds) for 2024-25

SPICED Scheme

Pulse imports

Jute

NAFIS 2021-22

Primary Agriculture Credit Societies (PACS)

Central Silk Board

ICAR–National Institute of Secondary Agriculture (NISA)

Periodic Labour Force Survey (PLFS)

Gig Economy

Living Wage

Domestic Systemically Important Insurers

(B-Ready) Index

BHASKAR Registry

Global Innovation Index (GII)

Treaty on Intellectual Property, Genetic Resources & Associated Traditional Knowledge

PM Gati Shakti National Master Plan (PMGS NMP)

Asset Monetization (AM)

Vadhvan Port

National Bank for Financing Infrastructure & Development (NaBFID)

Antitrust Laws

Coal Sector

Steel Sector

Offshore Minerals in India

Space Economy

National Electricity Plan (Transmission)

Index of Eight Core Industries (ICI)

Indian Renewable Energy Development Agency (IREDA)

Solar Energy Corporation of India (SECI)

GIFT IFSC

World Gold Council (WGC)

Nidhi Companies

ISI mark

‘Green Shoot’

Enhanced Integrated Framework (EIF)

Digital Bharat Nidhi (DBN)

Science Technology

Major Topics in News

RNA Editing

Nobel Prize in Medicine 2024 (microRNA)

Bridge Recombinase Mechanism (BRM)

Jumping Genes

3D Hologram Technology

Liquid Nitrogen

Thermite

Kavach

Graphene

Carbon Fiber

SEBEX 2

Atoms4Food

GNSS-based ETC System

Heritable Human Genome Editing (HHGE)

One Day One Genome

Recombinant Proteins (RPs)

Tmesipteris oblanceolata

TDP1

ISDRA2TNPB

CAR-T Therapy

Stem Cell Therapy

Organ-on-Chip (OoC) Technology

Mitochondria

Unified Genomic Chip

BioE3 Policy

Endosymbiotic Theory

Hayflick Limit

Nano Fertilisers

Goldene

Fluorescent Nanodiamonds (FNDs)

Piezoelectric Polymer Nanocomposites

BharatGen Programme

Facial Recognition Technology

Deepfakes

S.A.R.A.H

Digital Twins

Critical Minerals

Lithium

3D vs 4D Printing

Extended Reality

AI vs MI vs Deep Learning

Traditional vs Generative AI

Blockchain Technology

Vishvasya: National Blockchain Stack

Brain-Computer Interface (BCI)

Supercomputers

Li-Fi Technology

India Semiconductor Mission

Network as a Service (NaaS)

Higgs Boson

Neutrinos

Gravitational Waves (GW)

Antimatter

Synchrotrons

Giant Radio Sources (GRSs)

Daksha Project

Hydrogen Line

Space Docking

Bharatiya Antariksh Station (BAS)

Venus Orbiter Mission (VOM)

Aditya-L1

National Space Day (NSD)

RLV LEX

EOS-08

Air Breathing Propulsion

AstroSat

TRISHNA Mission

NICES Programme

Universe's Expansion

Solar Storms

Space Debris

Web 1.0, 2.0, 3.0

OSIRIS-REx (NASA)

Psyche (NASA)

Shenzhou 16 (China)

Chandrayaan-3 (ISRO)

Aditya-L1 (ISRO)

Europa Clipper (NASA)

Artemis II (NASA)

VIPER (NASA)

Lunar Trailblazer & PRIME-1

MMX (JAXA)

Hera (ESA)

DART (NASA)

Luna-25 (Russia)

Hakuto (Japan)

Juno Mission (NASA)

PACE Mission (NASA)

NASA MAVEN Mission

Dragonfly Mission (NASA)

EarthCARE (ESA-JAXA)

SIMPLEx (NASA)

Brown Dwarf

White Dwarf Star

Plunging Region

Trojan Asteroids

Super Blue Moon

RHUMI-1

Van Allen Radiation Belt

Tuberculosis (TB)

Monkeypox (MPOX)

NTDs

Antimicrobial Resistance (AMR)

Avian Influenza

Zika Virus

Chandipura Virus

Fixed-Dose Combination Drugs

Xenotransplantation

Trans-fat Elimination

Glycemic Index

Omega-3 Fatty Acids

MRI

Radiation Therapy

mRNA Vaccine

Dengue Vaccine TAK-003

R21/Matrix-M Malaria Vaccine

Hepatitis A Vaccine (Havisure)

Codon De-Optimisation Technology (CDT)

Ferroptosis

Probiotic

Xylitol

Thrombocytopenia Syndrome (TTS)

Weight Loss Drugs

Functional Ultrasound Imaging (fUSI)

Methanol Poisoning

Ethylene Oxide

Calcium Carbide in Ripening

CEPI

GAVI

Fast Breeder Reactor (FBR)

Small Modular Reactors (SMRs)

Tokamak

Thorium Molten Salt Plant

BESS

Sodium-Ion Battery

Hydrogen-Fuel Cells

Zinc Air Batteries

TENG Technology

Banned Chemicals

FSSAI Limits

Fireworks & Chemicals

Nuclear Fission vs Fusion

Types of e-Vehicles

Types of Vaccines

Radio Frequency Bands

Nuclear Power

Hydrogen Bomb

Environment & Ecology

Major Topics in News

IUCN Red List Update

UNFF19

Coral Bleaching

Antarctic Treaty

International Big Cat Alliance (IBCA)

Mangroves

Ramsar Sites

The Climate Technology Centre & Network (CTCN)

Elephant Census

Forest Advisory Committee (FAC)

United Nations Water Convention: Spring Initiative

Climate Promise Initiative

State of Rhino 2024 Report

Forest Ecosystem Restoration Initiative (FERI)

Shallow Aquifer Management (SAM)

Greening Education Partnership

Bustard Recovery Program

European Union’s Nature Restoration Plan (NRP)

FishMIP Initiative

The Climate Policy Initiative (CPI)

Crocodile Conservation Project

Biodiversity Beyond National Jurisdiction (BBNJ)

Plankton Crash

Science Based Targets Initiative (SBTi)

FUNGA

Coral Bleaching

Gape Limitation

National Information System for Climate & Environment Studies (NICES)

World Network of Biosphere Reserves (WNBR)

Kasturirangan Committee Report

Megafauna

INTERACT (International Arctic Network)

IPBES

Integrated Development of Wildlife Habitats (IDWH)

Stromatolites

One Million Youth Actions Challenge (1MYAC)

People’s Biodiversity Register (PBR)

Environmental Performance Index (EPI)

Environmental DNA (eDNA)

Carbon Farming

Nature Conservation Index (2024)

International Year of Camelids

Speciation

Carbon Border Adjustment Mechanism (CBAM)

UN-REDD report

Jal Hi Amrit Initiative

Bioluminescence

Keeling Curve

UNFCCC, Paris Agreement & NDCs

Jal Sanchay Jan Bhagidari

UN Water Convention: Spring Initiative

Greenium (Green Premium)

COP29, Climate Finance

E-Flow Monitoring System

Global Commission on Economics of Water (GCEW)

Teal Carbon

Global Environment Facility (GEF)

Global Framework on Chemicals (GFC) Fund

Water Credit

Biodiversity Credits

Direct Air Capture & Storage (DAC+S) Plant

CO2-to-Methanol Pilot Plant

Glacial Geoengineering

Flue Gas Desulphurization

Green Tug Transition Programme (GTTP)

National Water Awards (NWA)

Green Credit Programme (GCP)

Greenwashing

Microplastics

Plastic Overshoot Day

Mercury Pollution

Persistent Organic Pollutants (POPs)

DCPA or Dacthal

Bisphenol A (BPA)

PFAS (Forever Chemicals)

Soil Acidification

Biocover

Grasshopper Effect

Aquatic Deoxygenation

Carbonate Compensation Depth (CCD)

Central Pollution Control Board (CPCB)

SDG India Index 2023-24

Chipko Movement

SEEA (System of Environmental-Economic Accounting)

Just Transition

Offshore Wind Energy

National Green Hydrogen Mission

Underground Coal Gasification (UCG)

National Mission on Natural Farming (NMNF)

Illegal Sand Mining

Ecomark

Ethanol 100

RETAP

Bio-CNG

Superhydrophobic Catalyst

Business Responsibility & Sustainability Reporting (BRSR)

Critical Energy Transition Minerals (CETMs)

Biomass Briquettes

PARIVESH Portal

Infrastructure for Resilient Island States (IRIS)

UNDRR

Marine Heatwaves (MHWs)

Glacial Lake Outburst Floods (GLOFs)

National Landslide Forecasting Centre (NLFC)

Polar Coupled Analysis & Prediction for Services (PCAPS)

Parametric Insurance

Recovery & Reconstruction (R&R) Funding Window

EW4All

Exercise AIKYA

Schemes

Name of Scheme

Sukanya Samriddhi Yojana (SSY)

Fast Track Immigration – Trusted Traveller Program (FTI-TTP)

Jalvahak Scheme

SVAMITVA Scheme

PM-Ayushman Bharat Health Infrastructure Mission (PM-ABHIM)

PM Surya Ghar: Muft Bijli Yojana

Digital Agriculture Mission

One Nation One Subscription (ONOS) Scheme

Ayushman Bharat-PMJAY

Yuva Sahakar Scheme

PM-WANI (Wi-Fi Access Network Interface)

PM Vidyalaxmi

PM-JAY Health Coverage Expansion

PM Vanbandhu Kalyan Yojana (PMVKY)

PM Mudra Yojana (PMMY) Loan Limit Increase

National Mission for Manuscripts (NMM) Relaunch

eShram – One Stop Solution

Create in India Initiative

Paryatan Mitra & Paryatan Didi Initiative

Humsafar Policy

Merger of Agricultural Schemes

PM Annadata Aay SanraksHan Abhiyan (PM-AASHA)

PM Janjatiya Unnat Gram Abhiyan (PMJUGA)

Bio-RIDE Scheme

Subhadra Yojana

BHASKAR Digital Platform

Crop Science Programme for Food & Nutritional Security

Strengthening Agricultural Education & Research

Sustainable Livestock Health & Production

Sustainable Development for Horticulture

Strengthening Krishi Vigyan Kendra

Natural Resource Management

RESET Programme (Retired Sportsperson Empowerment Training)

Unified Pension Scheme (UPS)

Green Tug Transition Program (GTTP)

Modified PM JI-VAN Yojana

Model Solar Village – PM Surya Yojana

Nandini Sahakar Scheme

Revamped Model Skill Loan Scheme

Employment-Linked Incentive Schemes

Vatsalya Scheme

Electric Mobility Promotion Scheme (EMPS) 2024

The Voicebox Program

GAINS 2024 (GRSE Innovation Scheme)

Integrated Tribal Development Programme

Project PARI

NAMO (New Agriculture Market Order)

Drone Didi Scheme

Sampoornata Abhiyan

Virtual Assessment – Ayushman Arogya Mandir

IPHS Dashboard – Real-time Public Health Monitoring

Food Safety & Compliance System (FoSCoS)

FTI-TTP (repeat entry)

‘School in a Box’ Initiative

Krishi Sakhi Convergence Program (KSCP)

GREAT Scheme

CSIR-ASPIRE Scheme

Why APTI PLUS is Best IAS Coaching in Kolkata?

When it comes to best UPSC coaching in Kolkata APTI PLUS stands out leading choice for civil service aspirants.

Here is why:

  • Delhi Quality Coaching LocallyAPTI PLUS brings expertise of Delhi top IAS coaching centres to Kolkata & Bhubaneswar offering aspirants best of both worlds quality education without need to relocate.
  • Comprehensive PreparationWhether it is Prelims, Mains or Personality Test best UPSC coaching institute APTI PLUS provides complete & structured approach to preparing for all stages of UPSC CSE.
  • Legacy of SuccessKnown for producing top rankers APTI PLUS combines expert faculty, innovative teaching methodologies & student centric focus to deliver consistent results.

APTI PLUS offers 12 years of live PYQ discussions (2013 to 2024) to help aspirants understand question patterns, identify important topics & predict expected questions for 2025. This also helps

  •   Identify recurring trends in question patterns.
  •   Master elimination techniques for intelligent guessing.
  •   Develop analytical skills to tackle tricky questions with confidence.

This strategic approach bridges gap between knowledge & application making it an invaluable part of your preparation.

UPSC Prelims isn’t just unpredictable but it is brutally competitivePrelims Xpress is designed to handle this challenge with

  • Threadbare analysis of UPSC trends
  • Smartly segregated current affairs under 8 GS subjects
  • Concise explanations, maps, diagrams & schemes
  • Regular mock tests + revision modules

Whether it is mastering Polity with landmark judgments, cracking Economy with real time examples or navigating S&T & Environment with visual tools Prelims Xpress equips you with precision & perspective.

With dedicated volumes every year it distills a year worth of current affairs into actionable insights.

In short if you want to combine content mastery with strategic revision  Prelims Xpress is your go to supplement for final 45 days.

Conclusion

As you enter final stretch of your UPSC Prelims 2025 preparation remember that smart revision beats mindless repetition. This is time to focus on high return topics ones that appear year after year & form backbone of paper.

Don’t try to do everything do important things right. Use this article as your strategic checklist.

UPSC doesn’t reward encyclopedic knowledge; it rewards clarity, consistency & calmness under pressure.

APTI PLUS best coaching for UPSC  equips UPSC aspirants with targeted, high yield study material that mirrors evolving pattern of Prelims exam.

So trust your process. Stay focused. And go all in.

You don’t need to know everything. You just need to know what matters better than rest.