💥UPSC 2026, 2027, 2028 UAP Mentorship (March Batch) + Access XFactor Notes & Microthemes PDF

Type: Prelims Only

  • Mother and Child Health – Immunization Program, BPBB, PMJSY, PMMSY, etc.

    Measles  

    Why in the News?

    • According to recent global health reports, measles caused approximately 95,000 deaths in 2024, despite the presence of a highly effective vaccine.
    • Most deaths occurred among unvaccinated children under five, highlighting concerns about declining immunization coverage, vaccine hesitancy, and disruptions in routine immunization services in several regions.
    • The spike has raised alarms globally, making measles a significant public health priority in 2025.

    About Measles

    • Type: Highly contagious airborne viral disease.
    • Causative Agent: Measles virus (family Paramyxoviridae, genus Morbillivirus).
    • Severity: Can lead to pneumonia, encephalitis, blindness, and death.

    Who Is at Risk?

    • Any non-immune person.
    • Higher risk:
      • Unvaccinated young children
      • Pregnant persons
    • Common in parts of Africa, the Middle East, and Asia.

    Treatment

    • No specific antiviral treatment.
    • Management is supportive (hydration, fever control, nutrition, monitoring complications).

    Prevention

    • Measles-Rubella (MR) vaccine offers long-term protection.
    • India:
      • Measles vaccine included in Universal Immunization Programme (UIP) in 1985.
      • Ongoing campaigns aim to eliminate measles and rubella.

    UPSC Prelims Pointers

    • Measles virus → Paramyxoviridae.
    • Virus survives 2 hours in air/surfaces → high transmission.
    • No antiviral; vaccine is key preventive tool.
    • Koplik spots → diagnostic hallmark.
    • India introduced measles vaccine in Universal Immunization Programme (UIP) → 1985.
    • Recent spike in global deaths makes measles a current affairs hotspot.
    HINI virus is sometimes mentioned in the news with reference to which one of the following diseases? (2015)

    (a) AIDS 

    (b) Bird flu 

    (c) Dengue 

    (d) Swine flu

  • Foreign Policy Watch: India-Africa

    Benin

    Why in the news?

    Benin President Patrice Talon said the security forces stopped a coup attempt by some soldiers in Cotonou on December 7.

    Key Facts

    • Country in West Africa
      Total area about 112622 sq km
      Borders: Niger to the northeast and east, Togo to the west, Burkina Faso to the northwest and the Southern coastline on the Bight of Benin (Gulf of Guinea, Atlantic Ocean)
    • Major rivers:
      • Niger and its tributaries Mékrou, Alibori, Sota (northeast)
      • Mono, Couffo, Ouémé
    • Official capital: Porto Novo
      • Largest city and de facto capital: Cotonou
    • Approx population: 10.87 million (2016)
    • Official language: French
      Widely spoken local languages: Fon, Yoruba
    • Currency: West African CFA franc (XOF)
    • Former French colony; independence in 1960
    • Type of government: Presidential Republic
      • Multi-party democratic system
    In the recent years Chad, Guinea, Mali and Sudan caught the international attention for which one of the following reasons common to all of them? (2023)

    (a) Discovery of rich deposits of rare earth elements 

    (b) Establishement of Chinese military bases 

    (c) Southward expansion of Sahara Desert 

    (d) Successful coups

  • Digital India Initiatives

    Unified Payments Interface (UPI)

    Why in the news?

    An IMF report has recognized UPI as the worlds largest real time retail fast payment system by transaction volume. As per ACI Worldwide (Prime Time for Real Time 2024), UPI accounts for about 49 percent of global real time payment transactions.

    Note: UPI accounts for 85% of all digital payments within India.

    Key Facts

    • Global leadership
    • India: 129.3 billion transactions
    • 49 percent share of global real time payment volume
    • Followed by: Brazil 14 percent, Thailand 8 percent, China 6 percent and South Korea 3 percent
    • Developed by National Payments Corporation of India (NPCI)
    • Regulatory oversight Reserve Bank of India and Ministry of Finance support policy push
    • Government support initiatives
      • Incentive scheme for low value BHIM UPI transactions
      • PIDF (Payments Infrastructure Development Fund) for merchant infrastructure in Tier 3 to 6 areas
      • Expansion of RuPay UPI acceptance across transport, ecommerce, and public services

    Infrastructure Growth: 5.45 crore digital touch points deployed through PIDF in Tier 3 to 6 centers (as of Oct 2025)

    • 56.86 crore QR codes deployed to approx 6.5 crore merchants (FY 2024-25)
    Which one of the following links all the ATMs in India? (2018)

    (a) Indian Banks’ Association 

    (b) National Securities Depository Limited 

    (c) National Payments Corporation of India 

    (d) Reserve Bank of India

  • Wildlife Conservation Efforts

    International Big Cat Alliance (IBCA)

    Why in the news?

    India chaired a high level meeting of Big Cat Range Countries in New Delhi, where the Union Environment Minister invited all such countries to join IBCA. India will host the Global Big Cats Summit in 2026.

    What is IBCA?

    A global cooperative initiative launched by India to protect big cats and their habitats worldwide.
    Envisioned by the Prime Minister of India.

    Species covered

    Seven big cats:
    Tiger, Lion, Leopard, Snow Leopard, Cheetah, Jaguar, Puma

    Purpose

    • Strengthen conservation and ecological balance
    • Promote knowledge sharing, capacity building
    • Encourage nature based solutions for green growth
    • Safeguard ecosystems and enhance climate resilience

    Current Status

    • Secretariat: New Delhi, India
    • Members: 18 countries
    • Observer countries: 3
    • Supported by various international organisations
    Consider the following statements: (2016)

    1. The International Solar Alliance was launched at the United Nations Climate Change Conference in 2015. 

    2. The Alliance includes all the member countries of the United Nations. 

    Which of the statements given above is/ are correct? 

    (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2

  • Foreign Policy Watch: India-Sri Lanka

    Operation Sagar Bandhu

    Why in the news

    The Indian Navy has deployed four more warships carrying 1000 tons of Humanitarian Assistance and Disaster Relief stores to cyclone hit regions of Sri Lanka under Operation Sagar Bandhu.

    About the Operation

    • An ongoing Indian Navy initiative to provide urgent assistance to Sri Lanka in the aftermath of a severe cyclone.
      • Focus includes Search and Rescue and supply of essential relief material.

    Indian Ocean Region Significance

    • Reinforces India’s role as a reliable first responder in the region.
      • Strengthens India Sri Lanka people level relations.
      • Showcases India’s naval capability in disaster response and logistics.

    Associated Vision

    • Aligned with India’s commitment to Security and Growth for All in the Region (SAGAR) and cooperative maritime outreach in the Indian Ocean Region.
    Consider the following pairs: Country – Important reason for being in the news recently (2022)

    1. Chad — Setting up of permanent military base by China 

    2. Guinea — Suspension of Constitution and Government by military 

    3. Lebanon — Severe and prolonged economic depression 

    4. Tunisia — Suspension of Parliament by President 

    How many pairs given above are correctly matched? 

    (a) Only one pair (b) Only two pairs (c) Only three pairs (d) All four pairs

  • Promoting Science and Technology – Missions,Policies & Schemes

    Technology Development Fund (TDF) Scheme

    Why in the news?

    DRDO has handed over seven indigenous defence technologies developed under the Technology Development Fund (TDF) scheme to the three Armed Services.

    Technologies Transferred

    1. High-Voltage Power Supply for Airborne Self-Protection Jammers
      Enhances protection of aircraft from radar guided threats
    2. Tide-Efficient Gangway for Naval Jetties
      Assists safe crew movement in high tidal variation zones
    3. Advanced VLF-HF Switching Matrix System
      Efficient communication routing in naval platforms
    4. VLF Loop Aerials for Underwater Platforms
      Underwater long-range communication support
    5. Indigenous Waterjet Propulsion System for Fast Interceptor Craft
      Marine propulsion technology aiding coastal security
    6. Process for Recovery of Lithium Precursors from Used Lithium-ion Batteries
      Supports strategic material recycling and energy security
    7. Long-Life Seawater Battery System
      Provides sustained power for underwater surveillance

    About the TDF Scheme

    • Implemented by DRDO
    • Objective:
      • Support MSMEs and startups in defence innovation
      • Promote import substitution of critical technologies
    • Funding support up to 90 percent of development cost
    • Aligned with Aatmanirbhar Bharat and defence indigenisation push
    Consider the following statements: (2023)

    1. Ballistic missiles are jet-propelled at sub-sonic speeds throughout their flights, while cruise missiles are rocket-powered only in the initial phase of flight. 

    2. Agni-V is a medium-range supersonic cruise missile, while BrahMos is a solid-fuelled intercontinental ballistic missile. 

    Which of the statements given above is/are correct? 

    (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2

  • Health Sector – UHC, National Health Policy, Family Planning, Health Insurance, etc.

    Shingles Disease 

    Why in the news?

    A recent large study shows that shingles vaccination can reduce the risk of death from dementia and may help slow disease progression.

    What is Shingles

    • A viral infection characterized by a painful rash
    • Causative agent: Varicella zoster virus (VZV)
      • Same virus responsible for chickenpox
      • Remains latent in nerve cells after recovery from chickenpox
      • Can reactivate later in life

    Transmission

    • Shingles itself is not contagious
    • But the virus can spread to people without prior immunity, causing chickenpox (not shingles)

    Symptoms

    • Cluster of blisters appearing in a band-like pattern on one side of the body (typically torso, neck, or face)
    • Pain, burning, tingling sensation
    • Fever, fatigue, headache
    • Can lead to post-herpetic neuralgia (long-term nerve pain)
    HINI virus is sometimes mentioned in the news with reference to which one of the following diseases? (2015)

    (a) AIDS 

    (b) Bird flu 

    (c) Dengue 

    (d) Swine flu

  • Capital Markets: Challenges and Developments

    Raajmarg Infra Investment Trust (RIIT) – NHAI Public InvIT

    Why in the news?

    SEBI has granted in-principle approval to National Highways Authority of India (NHAI) for registering Raajmarg Infra Investment Trust (RIIT) as an Infrastructure Investment Trust (InvIT) under SEBI (InvIT) Regulations, 2014. It will support asset monetisation of national highways.

    What is an InvIT

    • A collective investment structure similar to REITs but for infrastructure
    • Allows ownership of income-generating infrastructure assets
    • Investors receive regular returns from toll/usage revenues
    • Regulated by SEBI

    About RIIT

    • Sponsored by NHAI
    • Part of NHAI’s Public InvIT strategy to attract wider retail and domestic participation
    • Operated through Raajmarg Infra Investment Managers Pvt Ltd (RIIMPL)
    • RIIMPL ownership: SBI, PNB, NaBFID, Axis Bank, Bajaj Finserv Ventures, HDFC Bank, ICICI Bank, IDBI Bank, IndusInd Bank, Yes Bank

    InvITs and SARFAESI Act, 2002

    Infrastructure Investment Trusts (InvITs) are considered borrowers under the Securitization and Reconstruction of Financial Assets and Enforcement of Security Interest Act, 2002.

    What this means

    • When InvITs raise debt from banks or financial institutions, the lenders receive enforceable security
    • If InvITs default on repayment, lenders can:
      • Take over the secured assets
      • Manage or sell the assets to recover dues
      • Enforce security interest without court intervention

    SEBI (Infrastructure Investment Trusts) Regulations, 2014

    Objective
    To provide a regulated framework for pooling funds from investors into revenue-generating infrastructure assets and ensure transparency, investor protection, and efficient monetization.

    Key Features

    • Sponsors, Trust, Trustee, Investment Manager as major participants
    • InvITs can own completed or under-construction infrastructure projects
    • Public InvITs must be listed on stock exchanges
    • Mandatory regular distribution of income to unit holders (at least 90 percent of net distributable cash flow)
    • Minimum 80 percent of the value of assets must be in completed and operational projects for publicly listed InvITs
    • Leverage limits specified to maintain financial stability
    Consider the following statements : (2023)

    Statement-I : Interest income from the deposits in Infra-structure Investment Trusts (InvITs) distributed to their investors is exempted from tax, but the dividend is taxable. 

    Statement-II : InvITs are recognized as borrowers under the ‘Securitization and Reconstruction of Financial Assets and Enforcement of Security Interest Act, 2002’. 

    Which one of the following is correct in respect of the above statements? 

    (a) Both Statement-I and Statement-II are correct and Statement-II is the correct explanation for Statement-I 

    (b) Both Statement-I and Statement-II are correct and Statement-II is not the correct explanation for Statement-I 

    (c) Statement-I is correct but Statement-II is incorrect 

    (d) Statement-I is incorrect but State-ment-II is correct

  • Civil Aviation Sector – CA Policy 2016, UDAN, Open Skies, etc.

    IndiGo Flight Disruptions and DGCA Temporary FDTL Exemptions

    Why in the news?

    India’s largest airline IndiGo faced severe flight disruptions in early December 2025 due to shortage of flight crew under revised Flight Duty Time Limitation rules, prompting regulatory intervention.

    What is FDTL?

    Rules that regulate pilot duty hours, night operations, number of landings, and mandatory rest periods to manage pilot fatigue and ensure safety.

    New FDTL Norms

    Implemented in two stages:

    1. July 1 — Extended weekly rest for pilots to 48 hours from 36
    2. November 1 — Major changes for night operations
      • Extended definition of night hours
      • Capped night landings to two

    Restricted consecutive night duties to two days a week

    Why IndiGo was hit hardest

    • Very large scale of operations with lean staffing
    • High proportion of night and early morning flights

    Temporary Relief by DGCA (till February 10, 2026)

    • Night defined as midnight to 5 am instead of midnight to 6 am for IndiGo A320 pilots
    • Night landings allowed up to six instead of two
    • Clause restricting substitution of mandatory weekly rest withdrawn
    • 12 DGCA-deputed flight operations inspectors allowed to fly for IndiGo temporarily
    • Exemption reviewed every two weeks with progress report requirements

    UPSC Prelims Pointers

    • DGCA functions: regulatory oversight of civil aviation safety including FDTL norms
    • Pilot fatigue: identified by ICAO as a significant aviation safety hazard
    • IndiGo market share: over 60 percent in domestic aviation
  • New Species of Plants and Animals Discovered

    Predation by Horn-Eyed Ghost Crab: New Ecological Observation on India’s East Coast

    Why in the news?

    Researchers from GITAM School of Science, Visakhapatnam, have documented the first confirmed instance of a horn-eyed ghost crab preying on a mottled lightfoot crab at Rushikonda Beach, Andhra Pradesh.
    Published in: Journal of Threatened Taxa (November edition).

    Significance of the Finding

    • Demonstrates unusual predator-prey interaction not recorded earlier in India
    • Indicates behavioural extension of the horn-eyed ghost crab into rocky intertidal zones
    • Suggests flexible foraging strategies in shifting coastal environments

    About Horn-Eyed Ghost Crab

    • Belongs to genus Ocypode and IUCN Red List Status: Least Concern (LC) on the IUCN Red List
    • Keystone species and ecological indicator of coastal health
    • Known for sandy intertidal habitat
    • Roles in ecosystem: Regulates populations of smaller fauna and Burrowing influences sand structure and aeration
    • Known predators of clams, snails, worms, insects, shrimps and even turtle/bird hatchlings
    • India records six ghost crab species; Rushikonda hosts at least three (O. brevicornis, O. macrocera, O. cordimanus)

    With reference to ‘dugong’ a mammal found in India, which of the following statements is/are correct? (2015)

    (1) It is a herbivorous marine animal.

    (2) It is found along the entire coast of India.

    (3) It is given legal protection under Schedule I of the Wildlife (Protection) Act 1972.

    Select the correct answer using the code given below.

    (a) 1 and 2 (b) 2 only (c) 1 and 3 (d) 3 only