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19 topicsGS-1: 3GS-2: 7GS-3: 9
0/19 done
GS-2Polity

1.Parliamentary Party Whip System (Legislative Procedure)

Indian Express

What & Where

Whip = written party order directing legislators’ presence and/or voting in Parliament & State Legislatures.

Types: 1-line (info), 2-line (ensure presence), 3-line (compulsory vote; breach invites anti-defection).

Westminster import; used in Lok Sabha, Rajya Sabha, Assemblies; not constitutionally mentioned.

Quick Facts for MCQs

Legal & Policy

  • Anti-defection law empowers Speaker/Chairman to disqualify members defying valid whip.
  • Whip authority derives from House rules & party constitution, not the Indian Constitution.
  • Only votes covered by party direction attract Tenth Schedule scrutiny.

Parliamentary Procedure

  • Written notice circulated, usually ≥24 hrs before division; recorded in party whip register.
  • Compliance tracked through division bells, electronic panels, manual headcount.
  • Defiance report sent by Whip to party leadership, then to Presiding Officer for action.

Political Debate

  • Vice-President flagged whips as limiting MPs’ independent judgment, 2023 debate.
  • Critics: strong whips erode deliberative democracy; favour conscience votes on non-confidence motions.
  • Proponents: essential for coalition stability, prevents floor-crossing & policy paralysis.

Key Data Points

FeatureData-Point
Designation of issuerChief Whip of each party
Legal mention in ConstitutionNone
Origin phraseBritish “whipping-in”
Stringency orderOne-line < Two-line < Three-line
Penalty for violating 3-line whipPossible disqualification under Tenth Schedule
Core functionsAttendance, party discipline, cohesive voting
GS-2PolityQuick Bite

2.Entity Locker Digital Vault (E-Governance)

PIB
Illustration for Entity Locker Digital Vault (E-Governance)

What & Where

Concept: Entity Locker—secure cloud repository enabling real-time business document access, sharing and verification.

Origin: Built by National eGovernance Division, MeitY, under India’s Digital Public Infrastructure stack.

Scope: Nationwide roll-out for MSMEs, startups, corporations; plugs into MCA, GSTN, DGFT databases.

Quick Facts for MCQs

Tech & Schemes

  • Integration: APIs pull certified records directly from government registries, auto-timestamping them.
  • Features: Version control, audit trail, secure sharing eliminates paper exchanges.
  • DPI link: Extends India Stack into end-to-end business lifecycle services.

Economic Angle

  • Efficiency: Slashes administrative turnaround and compliance costs for enterprises.
  • MSME boost: Simplifies lending, tendering, export paperwork, raising competitiveness.
  • KPI: Targets sharp fall in document processing time and operational bottlenecks.

Security Dimension

  • Encryption: End-to-end encryption shields sensitive corporate records on cloud.
  • Auditability: Every access digitally signed, producing tamper-evident logs.
  • Compliance: Aligns with Aadhaar Act and IT Act data-security mandates.

Key Data Points

FeatureData-Point
DeveloperNational eGovernance Division (NeGD), MeitY
Platform typeEncrypted cloud-based document locker
AuthenticationsDigital signature + Aadhaar role-based access
Integrated agenciesMCA, GSTN, DGFT (initial set)
Target entitiesMSMEs, Corporations, Startups
Core purposeInstant document verification, ease of doing business
Policy linkUnion Budget 2024-25 digital governance vision

Related UPSC Prelims PYQs

GS1 2016PYQ 1

Regarding ‘DigiLocker’, sometimes seen in the news, which of the following statements is/are correct?

GS-2PolityQuick Bite

3.Eighth Central Pay Commission (Employee Remuneration)

Business Standard

What & Where

Pay Commission: periodic central panel revising pay, allowances for Union employees and pensioners.

Process: constituted every 10 years by Finance Ministry’s Department of Expenditure; headed by a retired Supreme Court judge.

Coverage: recommendations mandatory for Centre, often mirrored by states and PSUs nationwide.

Quick Facts for MCQs

Legal & Policy

  • Approval: Union government okayed 8th Pay Commission on 23 Jan 2025.
  • Jurisdiction: covers civilian and defence staff; linked pensions under CCS Pension Rules.
  • Adoption: states, PSUs commonly emulate central pay matrices after gazette notification.

Economic Angle

  • Fiscal-impact: 7th PC added ₹1 lakh cr to 2016-17 Union budget outgo.
  • Demand-push: salary hikes expected to boost consumer spending, supporting GDP growth.
  • Welfare-goal: ensures remuneration keeps pace with inflation, sustaining employee purchasing power.

Indexation Mechanism

  • DA/DR: calculated from CPI-IW released monthly by Labour Bureau, adjusted twice yearly.
  • Fitment-factor: 8th PC will propose new multiplication factor for basic pay revision.
  • Timeline: recommendations likely for 2026 implementation, succeeding 7th PC cycle end.

Key Data Points

FeatureData-Point
Pay Commission number8th
Approval date23 Jan 2025
Employees covered4.5 million
Pensioners covered6.8 million
Interval between PCs10 years
7th PC cycle2016 – 2026
7th PC ChairJustice Ashok K. Mathur
Extra outgo FY 2016-17₹1 lakh crore
Index for DA/DRCPI-IW (Labour Bureau)
GS-1History

4.Republic Day Culture Tableau (Cultural Heritage)

PIB
Illustration for Republic Day Culture Tableau (Cultural Heritage)

What & Where

Tableau; Ministry of Culture float at Republic Day Parade 2025, Kartavya Path, New Delhi

Showcases motto ‘Virasat Bhi, Vikas Bhi’ linking heritage with contemporary development

Core motifs: Yaazh instrument, kinetic Kalpavriksha morphing into Golden Bird, 10-screen digital gallery

Quick Facts for MCQs

Cultural Symbols

  • Yaazh; illustrates unbroken South-Indian musical lineage and wider Indian performing-arts depth
  • Kalpavriksha; traditional wish-tree embodying abundance, prosperity, creativity
  • Golden Bird; historic epithet for India, revived as aspiration for inclusive growth

Design & Technology

  • Kinetic mechanism; moving tree branches reveal bird, adding visual storytelling
  • Ten LED panels; real-time rotating visuals of diverse creative sectors
  • Clay-potter motif; links handcrafted tradition with modern float engineering

Development Narrative

  • Heritage-first messaging; culture positioned as catalyst for economic progress
  • Inclusive growth; tableau emphasises sustainability alongside innovation
  • PM vision alignment; integrates cultural pride with developmental roadmap

Key Data Points

FeatureData-Point
Parade year2025
Nodal ministryCulture
Guiding sloganVirasat Bhi Vikas Bhi
Ancient instrument shownYaazh (Tamil harp-lute)
Dynamic centerpieceKinetic Kalpavriksha
Final metamorphosisGolden Bird (Sone ki Chidiya)
Digital display panels10
Creative domains highlightedPerforming arts, literature, architecture, design, tourism

Related UPSC Prelims PYQs

CDS_GK, NDA_GAT 2025PYQ 1

Which Ministry has initiated the “Dhara”, a special initiative dedicated to Indian Knowledge System (IKS)?

CDS_GK, NDA_GAT 2024PYQ 2

‘Bharat Parv’ was organized by the Government of India during which of the following programmes?

GS-1Environment

5.Kerala Offshore Sand Mining (Coastal Mining)

Down to Earth

What & Where

Offshore sand mining = dredging construction-grade sand from seabed inside India’s territorial waters / EEZ, followed by desalination.

Major Kerala deposits off Ponnani, Chavakkad, Kochi, Alappuzha & Kollam; water depth 22–45 m; purity 80–96 %.

Regulated by Offshore Areas Mineral (Development & Regulation) Amendment Act, 2023 (OAMDR 2023).

Quick Facts for MCQs

Legal & Policy

  • Amendment 2023 makes auctions compulsory, abolishes discretionary renewals, institutes 50-year production leases.
  • Two 2024 rules: “Existence of Mineral Resources” (sets G4-G1 stages) & “Operating Right” (surrender after 10 yrs, report finds in 60 days).
  • Royalty now accrues to Centre alone, prompting state opposition.

Economic Angle

  • Reserve can satisfy Kerala construction needs for a quarter-century, boosting local supply chains.
  • Centre expects revenue via shipping, trade and GST from mined sand.
  • Five offshore sand blocks slated for auction under OAMDR 2023.

Environmental Impact

  • Sediment plumes, heavy-metal effluents threaten marine life, coastal erosion buffers.
  • Seafloor disturbance may release stored carbon, exacerbating climate change targets (SDG 13, 14).
  • Limited baseline data heightens uncertainty of long-term biodiversity loss.

Social Concerns

  • Fisherfolk fear habitat disruption, navigation hazards, livelihood loss.
  • Kerala government, communities demand equitable revenue sharing, stricter oversight.
  • Private-sector entry raises transparency and over-extraction worries.

Key Data Points

FeatureData-Point
Kerala offshore sand reserve750 million tonnes
Annual demand coverage30 Mt / year for 25 years
Clay content range4–20 %
Territorial waters limit12 nautical miles
Lease tenure under OAMDR 202350 years
Mandatory exploration level for auctionMinimum G2
First offshore critical-mineral auction2024
Proposed Kerala auction sectorsPonnani, Chavakkad, Alappuzha, Kollam N & S

Related UPSC Prelims PYQs

GS1 2021PYQ 1

Consider the following statements:

GS-3Environment

6.Dhanauri Wetland Conservation (Wetland Ecology)

Indian Express
Illustration for Dhanauri Wetland Conservation (Wetland Ecology)

What & Where

Dhanauri Wetland – freshwater marsh near Dhanauri village, Dankaur, Gautam Buddha Nagar, UP; inside Yamuna River basin.

Under consideration for state-level Wetland Notification; potential candidate for Ramsar designation.

NGT directive: UP govt must file status report within four weeks.

Quick Facts for MCQs

Legal & Policy

  • NGT order; demands wetland notification progress and conservation measures.
  • State Government sole authority to issue Wetland Rules 2017 notification.
  • Ramsar tag possible post state notification and MoEF&CC endorsement.

Biodiversity

  • Avifauna hotspot sheltering Sarus breeding pairs and diverse waterfowl.
  • Habitat mosaic provides feeding, roosting, nesting niches for 217 bird species.
  • IBA status elevates global ornithological importance.

International Conventions

  • Ramsar Convention 1971 guides identification of wetlands of international importance.
  • Criteria include ecological uniqueness, species diversity, migratory support.
  • India currently hosts 75 Ramsar sites; Dhanauri may augment list.

Key Data Points

FeatureData-Point
Nearest major projectNoida International (Jewar) Airport
District / StateGautam Buddha Nagar, Uttar Pradesh
Coordinates zoneNCR, western UP
Bird species recorded217
Sarus Crane population~150 (state bird)
Peak migratory windowNov–Mar
Waterfowl count in seasonUp to 50,000
IBA tag byBirdLife International
Scientific documentationBombay Natural History Society
Wetland categoryStand-alone marsh within Yamuna basin

Related UPSC Prelims PYQs

CDS_GK 2022PYQ 1

Which of the following about Khijadiya Bird Sanctuary is/are correct?

CDS_GK 2022PYQ 2

With reference to Bhindawas Wildlife Sanctuary, Sultanpur National Park, Thol Lake Wildlife Sanctuary and Wadhwana Wetland, which of the following statements is/are correct?

GS-3Environment

7.India 2024 Renewable Milestones (Renewable Targets)

PIB

What & Where

Definition: Energy from naturally replenishing sources like solar, wind, hydro, biomass

Key types: Utility-scale solar, rooftop/off-grid solar, wind, hydropower, biomass

Core geography: 2024 additions led by Rajasthan, Gujarat, Tamil Nadu; wind dominated by Gujarat, Karnataka, Tamil Nadu

Quick Facts for MCQs

Targets & Progress

  • Target500GW: Non-fossil capacity goal 2030, interim 50 % capacity share
  • Current217.62GW: By Jan 2025 India at ~43 % of 2030 target
  • Solar2.8x: 2024 utility-scale solar installation tripled to 24.5 GW

Schemes & Missions

  • PM Surya Ghar: 4.59 GW rooftop solar, 7 lakh homes in 10 months via subsidies
  • GreenEnergyCorridor: Strengthens transmission in RE-rich states for smoother integration
  • HydrogenMission: Incentivises green hydrogen using surplus renewable electricity

Challenges

  • LandConflict: Acquisition for large solar parks faces community resistance
  • GridIntermittency: Variable solar-wind supply stresses stability, needs storage and smart grids
  • E-waste: Rising panels and batteries lack organised recycling mechanisms

Future Tech & Way Ahead

  • FloatingSolar: Reservoir-based arrays save land, boost panel efficiency
  • DecentralisedTrading: Blockchain peer-to-peer systems envisioned for local renewable exchanges
  • RE-SEZs: Proposed dedicated zones for equipment manufacturing and R&D

Key Data Points

FeatureData-Point
2030 non-fossil target500 GW
Interim 2030 share50 % of total capacity
Net-zero year2070
Current non-fossil capacity (Jan 2025)217.62 GW
2024 utility solar add24.5 GW
Utility solar YoY growth2.8 × (vs 2023)
2024 rooftop solar add4.59 GW
PM Surya Ghar installs7 lakh roofs in 10 months
2024 off-grid solar add1.48 GW (↑ 182 %)
2024 wind add3.4 GW (98 % in GJ, KA, TN)

Related UPSC Prelims PYQs

CAPF_GAI, GEO_GS 2026PYQ 1

India's installed solar capacity in 2025 is close to

CAPF_GAI, GEO_GS 2025PYQ 2

India’s key climate targets include

GS-3EnvironmentQuick Bite

8.Climate Impacts on Boreal Forests (Boreal Biome)

Down to Earth
Illustration for Climate Impacts on Boreal Forests (Boreal Biome)

What & Where

Boreal or taiga biome: conifer-dominated forests in sub-arctic high latitudes

Stretch across eight countries—Canada, USA (Alaska), Russia, Finland, Sweden, Norway, China, Japan

Occupy ~30 % global forest area and 10 % Earth’s land surface

Quick Facts for MCQs

Climate Change Impact

  • Warming quadruple global mean intensifies drought, pests, ignition probability
  • Canopy opening drops biomass, raises surface dryness, boosts fire frequency
  • Permafrost thaw mobilises legacy soil carbon, reinforcing warming loop

Carbon Dynamics

  • Biomass loss erodes boreal carbon sink capacity
  • Soil carbon emissions may convert region from net sink to source
  • Future storage estimates now highly uncertain for climate models

Economic Angle

  • Region supplies one-third global lumber sustaining northern economies
  • Contributes 25 % of world paper exports, vital for pulp industries
  • Escalating fires jeopardise timber stocks, inflate insurance and management costs

Key Data Points

FeatureData-Point
Warming rate4 × global average
Forest trendShifting from closed to open canopy
Tree density gradientDeclines south ➔ north
Wildfire riskIncreasing sharply
Permafrost statusThaw releasing soil carbon
Biome freshwater shareHighest worldwide
Global lumber supply>33 % from boreal
Global paper exports25 % from boreal
Carbon reservoirRival tropical forests
Area covered30 % global forest

Related UPSC Prelims PYQs

GS1 2014PYQ 1

The scientific view is that the increase in global temperature should not exceed 2 °C above the pre-industrial level. If the global temperature increases beyond 3 °C above the pre-industrial level, what can be its possible impact/impacts on the world?

GS1 2002PYQ 2

Consider the following ecosystems:

GS-3SpeciesQuick Bite

9.H5N1 Threat to Demoiselle Cranes (Avian Influenza)

Down to Earth
Illustration for H5N1 Threat to Demoiselle Cranes (Avian Influenza)

What & Where

Avian Influenza A (H5N1) highly pathogenic virus infecting birds, occasionally mammals, humans

Demoiselle crane migratory species from Siberian steppes to Rajasthan winters

Khichan Reserve, Rajasthan, major wintering ground hosting 20 k–30 k cranes

Quick Facts for MCQs

Pathogen & Transmission

  • H5N1 classified Highly Pathogenic Avian Influenza; high mortality in poultry, some wild birds
  • Person-to-person spread rare; WHO monitors pandemic potential
  • Mammalian infections recorded, heightening zoonotic spillover concerns

Species & Migration

  • Demoiselle cranes depart Siberia, cross Himalayas ~5,000–7,000 m to Indian plains
  • Arrival peaks October; depart March; prefer arid fields for foraging
  • Diet largely seeds, grains; communal roosting near shallow waterbodies

Conservation Sites

  • Khichan village notified India’s first Demoiselle Crane Reserve; community grain-feeding tradition
  • Rajasthan wetlands like Sam, Kheechan, Pokaran sustain large winter flocks
  • Species listed under Schedule IV, Wildlife (Protection) Act 1972

Emerging Threats

  • H5N1 outbreaks killing wild cranes near Jaisalmer during 2024-25 winter
  • Unseasonal heavy rainfall forms stagnant pools; algal toxins poison birds
  • Chickpea-field pesticide sprays contaminate principal crane foraging zones

Key Data Points

FeatureData-Point
Virus subtypeH5N1 (Avian Influenza A)
Pathogenicity classHighly pathogenic
First emergenceGuangdong, China 1996
Global surgeSince 2020, multi-continent
First Indian outbreak2015
Affected Indian states (2015)Maharashtra, Gujarat
Primary human infection modeContact with infected birds/environment
Demoiselle crane IUCNLeast Concern
Indian local nameskoonj / kurjan
Prime wintering siteKhichan, Rajasthan
Winter flock size20,000–30,000 birds
GS-3S&T

10.Mission SCOT SSA Satellite (Space Surveillance)

PM India

What & Where

Commercial Space Situational Awareness satellite “SCOT” (Space Camera for Object Tracking) built by Indian start-up Digantara.

Launched on SpaceX Falcon-9 (Transporter-12 rideshare) to sun-synchronous Low Earth Orbit for global object monitoring.

Tracks Resident Space Objects as small as 5 cm, plugging surveillance gaps and aiding collision-avoidance.

Quick Facts for MCQs

Tech & Schemes

  • Payload: Space-based camera sidesteps ground systems’ FoV, weather and geographic limitations.
  • Coverage: High revisit rates enable frequent, accurate catalogue updates of LEO debris.
  • Status: Among earliest global commercial SSA satellites, giving India first-mover technological edge.

Security Dimension

  • Collision-avoidance: Real-time data warns operators, reducing satellite loss and service disruption.
  • Sovereignty: Indigenous SSA capability cuts reliance on foreign tracking networks, boosting strategic autonomy.
  • Defence: Surveillance of potentially hostile RSOs strengthens space security assessments.

Economic Angle

  • Investment: Funding by Aditya Birla Ventures & SIDBI signals growing domestic venture capital in space tech.
  • Rideshare: Transporter-12 lowers launch cost, aiding start-up scalability.
  • Commercialisation: Orbit-tracking data can be sold to satellite operators, insurers and regulators.

Key Data Points

FeatureData-Point
Mission natureOne of world’s first commercial SSA satellites
DeveloperDigantara (India)
Key investorsAditya Birla Ventures; SIDBI
Launch vehicleFalcon-9, SpaceX Transporter-12
Orbit typeSun-synchronous LEO
Detectable object size≥ 5 cm
Primary purposeSpace debris tracking & collision avoidance
Tech advantageWeather-independent, FoV-agnostic continuous monitoring
GS-3S&T

11.Snakebite Antivenom Production (Medical Biotech)

The Hindu
Illustration for Snakebite Antivenom Production (Medical Biotech)

What & Where

Antivenoms – horse-derived antibody preparations neutralising venom of India’s ‘Big Four’ snakes

Geography – India tops global snakebite mortality with >58 000 deaths each year

Production hub – Venom milked locally, sera processed by Indian pharma; nation largest maker and user

Quick Facts for MCQs

Production Process

  • Venom extraction: laboratory milking of live snakes
  • Immunization: horses injected with escalating venom doses to raise IgG antibodies
  • Purification: plasma harvested, antibodies refined and bottled for clinical use

Limitations

  • Geographic mismatch: current sera ineffective for many localised snake species
  • Cold storage: last-mile 2–8 °C chain scarce in remote India
  • Affordability: high manufacturing cost limits access for low-income victims

Health Burden

  • Mortality paradox: India both largest antivenom producer and highest death burden
  • Annual toll: >58 000 fatalities despite availability of polyvalent serum

Key Data Points

FeatureData-Point
Annual snakebite deaths (India)>58 000
Donor animal for antibodiesHorse
Polyvalent targetsCobra, Common krait, Russell’s viper, Saw-scaled viper
Action mechanismAntibodies bind toxins; neutralise paralysis, coagulopathy, tissue damage
Cold chain needContinuous 2–8 °C refrigeration
Key efficacy gapPoor against region-specific species
GS-3S&T

12.Advanced Driver Assistance Systems (Automotive Safety)

NDTV
Illustration for Advanced Driver Assistance Systems (Automotive Safety)

What & Where

Definition Advanced Driver Assistance Systems = sensor-camera-processor suite aiding driving tasks and reducing accidents

Key Processes Sensing → real-time data processing → automated response (brake, steer, warn)

Core Geography India offers SAE Level 0-2 ADAS in mass-market four-wheelers

Quick Facts for MCQs

Technology Stack

  • Sensors capture 360° environment; LiDAR gives 3-D map, RADAR tracks distance, SONAR aids close-range
  • Onboard ECU runs algorithms for object detection, sign recognition, path prediction
  • Response actuators trigger brake, throttle, steering faster than average human 1 s reaction

Advantages

  • Safety Forward collision alert, AEB cut crash probability
  • Convenience Adaptive cruise, auto-parking lower driver fatigue on long trips
  • Efficiency Optimised acceleration yields measurable fuel savings, lower emissions

India-Specific Limitations

  • Infrastructure Faint lane markings, potholes reduce camera algorithm accuracy
  • Traffic pattern Stray animals, non-lane discipline confuse predictive models
  • Weather Heavy rain, fog, low light diminish sensor performance

Market Status

  • Adoption Mid-premium SUVs/sedans adding Level 1-2 packages since 2021
  • Policy No mandatory ADAS norms yet; Bharat NCAP may encourage uptake
  • Consumer trend Safety-conscious buyers willing to pay ~₹50k-₹1 lakh extra

Key Data Points

FeatureData-Point
Full formAdvanced Driver Assistance Systems
Core sensorsRADAR, LiDAR, SONAR, 360° cameras
SAE levels global0 – 5; 0-2 only in India
Collision interventionAutomatic Emergency Braking, Blind-spot Avoidance
Lane functionsLane Departure Alert, Lane Keep Assist
Speed functionAdaptive Cruise Control maintains gap
Parking aidCamera-sensor based Parking Assist
Driver stateDrowsiness Detection via eye/steering inputs
Mileage effectSmoother accel-brake improves fuel efficiency
Accountability issueNo clear legal fault allocation during ADAS failure
GS-3S&T

13.LID-568 Supermassive Black Hole (Black Hole Physics)

The Hindu
Illustration for LID-568 Supermassive Black Hole (Black Hole Physics)

What & Where

LID-568: low-mass super-massive black hole, observed 1.5 billion yr post-Big Bang

Detected via combined X-ray (Chandra) & infrared (JWST) signals at extreme cosmological distance

Host galaxy shows suppressed star formation, likely due to black-hole-driven outflows

Quick Facts for MCQs

Accretion Physics

  • Super-Eddington feeding suggests episodic, ultra-rapid mass build-up possible
  • Outward radiation normally halts inflow; object exceeds limit by forty-fold

Galaxy Impact

  • Energetic outflows deplete interstellar medium, throttling new star birth
  • Demonstrates co-evolution: early SMBH growth can quench host galaxy early

Cosmological Significance

  • Supports scenario where brief, intense accretion explains billion-solar-mass quasars at z > 6
  • Invites revision of hierarchical growth models in first two cosmic Gyr

Key Data Points

FeatureData-Point
Cosmic epoch1.5 billion years after Big Bang
Black-hole classLow-mass super-massive (≈10⁶ – 10⁷ M☉)
Accretion modeSuper-Eddington, ~40 × Eddington limit
Radiation pressure capEddington limit balances gravity vs outward photons
Key telescopesChandra X-ray Observatory; JWST infrared
Star formation levelMinimal in host galaxy
Feedback effectPowerful outflows expel cold gas
Model implicationChallenges need for long, steady growth phases
Research leadProvides template to study early SMBH formation
Distance significanceAmong most distant BHs with such feeding rate

Related UPSC Prelims PYQs

GS1 2019PYQ 1

Recently, scientists observed the merger of giant 'blackholes' billions of light-years away from the Earth. What is the significance of this observation?

GS-3S&TQuick Bite

14.Oyster Antimicrobial Proteins (Novel Antibiotics)

Down to Earth
Illustration for Oyster Antimicrobial Proteins (Novel Antibiotics)

What & Where

Definition: Antimicrobial proteins / peptides in oyster hemolymph capable of killing drug-resistant bacteria and breaching biofilms

Species: Food oysters, family Ostreidae; distinct from pearl oysters of another bivalve family

Geography: Form beds / reefs in shallow coastal waters on all inhabited continents

Quick Facts for MCQs

Health Significance

  • Activity: Proteins kill Streptococcus, breach biofilms, magnify antibiotic potency 2–32×
  • Relevance: AMR already costs ~5 million lives yearly, projected 40 million by 2050

Oyster Biology

  • Immunity: Hemolymph packed with antiviral and antibacterial peptides due to constant marine microbial exposure
  • Reproduction: All oysters protandrous, repeatedly switch sexes during lifespan

Ecological Services

  • Filtration: Single oyster clears nutrients, bacteria, organic matter from >2 gallons water each hour
  • Habitat: Oyster reefs act keystone structures stabilising coastlines and sheltering diverse marine fauna

Traditional Use

  • Medicine: Oysters employed in Chinese and Indigenous Australian remedies for respiratory and inflammatory disorders

Key Data Points

FeatureData-Point
Target bacteriaStreptococcus spp. causing pneumonia, tonsillitis, rheumatic fever
Antibiotic boostConventional drugs become 2 – 32 × more effective with oyster proteins
Biofilm abilityProteins penetrate & inhibit protective bacterial biofilms
Natural source share>90 % existing antibiotics, >65 % pipeline drugs originate from nature
Present AMR deaths~5 million annually worldwide
Projected AMR toll40 million deaths (2025-2050); 70 % rise
Oyster filtration>2 gallons h⁻¹; up to 50 gallons day⁻¹
Sex change traitStart male; usually switch female after ~1 year; can revert
Keystone roleReefs shelter sea anemones, barnacles, mussels
GS-2Misc

15.Animal Diplomacy Practices (Soft Power)

Indian Express

What & Where

Animal diplomacy = state practice of gifting/loaning emblematic fauna to project goodwill & soft-power in foreign ties.

Geographic spread: East/South Asia (China, Nepal, Thailand), Africa (Botswana), Europe, Gulf; used since at least mid-20th C.

Flagship species: pandas, Asian elephants, one-horned rhinos, Bengal tigers, black-necked cranes—chosen for cultural or conservation value.

Quick Facts for MCQs

Diplomatic Benefits

  • SoftPower booster: charismatic megafauna create positive public imagery, often paralleling trade or resource negotiations.
  • Tourism driver: exotic species elevate zoo footfall, spur allied hospitality and souvenir markets.
  • Conservation branding: donor showcases domestic protection success, seeks research tie-ups with recipient.

Ethical Concerns

  • Welfare risk: transport stress, climate mismatch; panda deaths abroad sparked global criticism.
  • Biodiversity loss: extracting breeding adults weakens source gene pool, disrupts local ecosystems.
  • Diplomatic fallout: recipient mismanagement or mortality can sour bilateral sentiment quickly.

Regulatory Path

  • Welfare protocol: push for international guidelines on enclosure specs, veterinary audits, repatriation clauses.
  • Symbolic swap: advocate statues, joint documentaries or DNA samples over live animal gifts.
  • Compliance oversight: strengthen CITES monitoring; mandatory public reporting to deter covert wildlife trade.

Key Data Points

FeatureData-Point
Earliest modern instanceIndia’s elephant to Japan, 1949 (Nehru era)
Coined phrase“Panda Diplomacy” – PRC from 1950s; loans now on 10-yr, fee-based terms
Current proposalNepal to gift surplus Bengal tigers abroad, 2024
Past Nepal giftTwo one-horned rhinos to Germany, 2015
Conservation linkNepal rhino gift to Qatar, 2024, to highlight anti-poaching success
Economic upsideZoos hosting pandas report 2–3× visitor surge, boosting local revenue
Key regulatorCITES (1975) mandates permits for cross-border wildlife transfers

Related UPSC Prelims PYQs

ESE_GS 2024PYQ 1

Aim of exercise 'Nomadic Elephant' is to build positive military relations, exchange best practices, develop interoperability, bonhomie, camaraderie and friendship between India and which one of the following countries?

GS-2Scheme

16.Diamond Imprest Authorization Scheme (Gems Export)

DD News
Illustration for Diamond Imprest Authorization Scheme (Gems Export)

What & Where

Scheme: Diamond Imprest Authorization (DIA) – duty-free import of natural cut & polished diamonds < ¼ carat.

Geography: Implemented across India; monitored by Gems & Jewellery Export Promotion Council (GJEPC).

Objective: Boost export competitiveness, value addition, MSME support in diamond segment.

Quick Facts for MCQs

Tech & Schemes

  • Mechanism: Customs authorisation allows quantity-based import tied to export performance.
  • Compliance: 10 % value addition must be demonstrably achieved before duty waiver finalisation.

Economic Angle

  • Export push: Aims higher foreign exchange earnings by lowering input cost for cutters/polishers.
  • MSME focus: Reduces capital locked in duties, improving liquidity for small exporters.

Employment Impact

  • Job creation: Expected uptick in assortment & processing roles, stabilising labour in Surat & Mumbai hubs.

Eligibility & Governance

  • Oversight: GJEPC to audit imports, value addition, and export fulfilment.
  • Restriction: Only entities meeting USD 15 mn export threshold gain access, excluding new entrants.

Key Data Points

FeatureData-Point
Launch ministryCommerce & Industry
Effective from1 Apr 2025
Import dutyNil on eligible diamonds
Size limit≤ 25 cents (¼ carat)
Eligibility≥ Two Star Export House status
Minimum past exportsUSD 15 million/year
Export obligation10 % value addition
Monitoring bodyGJEPC
Target workforceAssorters & semi-finished processors
Benefit typeDuty-free authorisation
GS-2Scheme

17.Beti Bachao Sukanya Samriddhi Decade (Girl Child Welfare)

PIB
Illustration for Beti Bachao Sukanya Samriddhi Decade (Girl Child Welfare)

What & Where

Beti Bachao Beti Padhao (BBBP): 2015 Panipat-launched, Centrally Sponsored Scheme addressing declining Child Sex Ratio & girls’ survival-education.

Sukanya Samriddhi Yojana (SSY): small-savings account for girls (0-10 yrs), maturity 21 yrs; part of BBBP financial pillar.

Integration: Since 2021, BBBP under Mission Shakti-Sambal; linked schemes include PMMVY, Mission Vatsalya child-protection.

Quick Facts for MCQs

Objectives & Targets

  • Improve SRB by 2 points annually; sustain 95 %+ institutional deliveries.
  • Expand first-trimester ANC and girls’ secondary enrolment 1 % yearly.
  • Awareness focus: safe menstrual hygiene management.

Funding & Implementation

  • Allocation-based SRB incentivises low-ratio districts.
  • Mission Shakti houses BBBP (Sambal) and empowerment arm Samarthya.
  • SANKALP-HEW operates as district single-window for women schemes.

Achievements

  • SRB, GER, institutional delivery indicators all show decade-long upward trends.
  • 4.1 crore SSY accounts opened by Nov 2024, boosting household savings discipline.
  • Grassroots campaigns: Selfie-with-Daughter, Beti Janmotsav, Kanya Shiksha Pravesh re-enrolled 1 lakh girls.

Associated Schemes

  • PMMVY now covers second child if girl, incentivising maternal health.
  • Mission Vatsalya consolidates Child Protection Services under SDG-aligned umbrella.
  • One-Stop Centres, Women Helpline 181, Nari Adalat strengthen safety ecosystem.

Key Data Points

FeatureData-Point
BBBP launch date22 Jan 2015
Implementing period15th FC cycle (2021-26)
Funding pattern100% Central
District aid slabs₹40 L (SRB ≤918); ₹30 L (919-952); ₹20 L (>952)
Key SRB change918 (2014-15) → 930 (2023-24)
Girls’ GER (secondary)75.51 % (2014-15) → 78 % (2023-24)
Institutional deliveries61 % (2014-15) → 97.3 % (2023-24)
SSY deposits windowUp to 15 years
SSY annual limit₹1.5 lakh
PMMVY cash benefit₹5,000 + ₹1,000 (JSY)

Related UPSC Prelims PYQs

CDS_GK 2025PYQ 1

“निर्भया कोष”, एक अक्षय कोष निधि (non-lapsable corpus fund) है, जिसका उपयोग विशेष रूप से महिलाओं की सुरक्षा एवं संरक्षा में सुधार हेतु अनुमोदित परियोजनाओं के लिए किया जाता है। इसे किसके द्वारा प्रोत्साहित किया जाता है?

CDS_GK 2025PYQ 2

NEP 2020 के दिशा-निर्देश के अनुसार, 'पोषण और पढ़ाई पूर्व' (PPBP), निम्नलिखित में से किस कार्यक्रम के अंतर्गत प्रारंभ की गई है?

GS-2Scheme

18.Startup India Initiative Progress (Entrepreneurship Support)

PIB
Illustration for Startup India Initiative Progress (Entrepreneurship Support)

What & Where

Startup India: 2016 Government flagship nurturing innovation, entrepreneurship and investment nationwide

Key processes: recognition portal, Fund-of-Funds, Seed Fund, credit guarantee, IPR support, 3-yr tax holiday, single-window compliance

Geography: India now 3rd-largest global startup ecosystem; 16 Jan celebrated as National Startup Day

Quick Facts for MCQs

Schemes & Tools

  • Fund-of-Funds, Seed Fund, CGSS, SIPP provide early finance, credit guarantee and discounted IPR services
  • BHASKAR 2024 digital registry links investors, mentors and startups via personalised IDs
  • Startup20 under India’s G20 presidency institutionalises global collaboration mechanism

Economic Angle

  • Employment; IT services 2.04 lakh jobs, healthcare 1.47 lakh, total 16.6 lakh direct positions
  • Tax; three-year profit exemption boosts reinvestment, proposal to extend to five years for deep tech
  • Government procurement; suggested mandatory quota mirrors US 23 percent small-business target

Regional & Global Outreach

  • ASCEND workshops and State ranking expand ecosystem into North-East and Tier-II/III cities
  • Startup Mahakumbh 2024 drew 48 k visitors; 2025 edition themed Startup India @ 2047
  • Hub-and-spoke plan eyes infrastructure incentives turning Tier-II/III cities into startup spokes

Challenges

  • Funding; Tier-II/III inflows slid from Rs 2,202 cr Jul 2024 to Rs 202 cr Nov 2024
  • Regulation; DPDP Act 2024 and cab-service categorisation under MVA raise compliance cost
  • Sustainability; 90 percent startup failure within five years due to scaling issues and edtech saturation

Key Data Points

FeatureData-Point
Launch date16 January 2016
ObservanceNational Startup Day (16 Jan)
Implementing bodyDPIIT, Commerce & Industry
DPIIT-recognised startups (2025)1.59 lakh
Unicorn count100 + (≥ USD 1 bn)
Direct jobs till Oct 202416.6 lakh
Fund of Funds corpusRs 10,000 crore
Women-led startups (2024)73,151

Related UPSC Prelims PYQs

CAPF_GAI, GS1 2022PYQ 1

The ‘Stand-Up India Scheme’ is related to which one of the following issues?

CAPF_GAI, GS1 2016PYQ 2

With reference to ‘Stand Up India Scheme’, which of the following statements is/are correct?

GS-1Editorial

19.India Aging Population Challenges (Demographic Transition)

The Hindu
Illustration for India Aging Population Challenges (Demographic Transition)

What & Where

Definition: Senior citizen = Indian resident aged 60+ under 2007 Act.

Process: Demographic transition’s Stage-4 brings low fertility & mortality, raising old-age share.

Geography: Elderly concentration highest in south; Bihar-UP poised for sharp rise by 2036.

Quick Facts for MCQs

Legal & Policy

  • SupremeCourt: dismissed plea for separate senior-citizen ministry despite Article 21 reference.
  • National Policy on Older Persons 1999 guides centre-state action; India party to Madrid Plan 2002.
  • Key schemes: AVAY, RVY, NSAP, NPHCE, APY underpin income & health security.

Socio-Economic Challenges

  • Feminization: higher female longevity leaves many widows living alone, vulnerable.
  • Income gap: ~20 % elderly without income; pensions reach minority only.
  • Health load: 30 % women, 28 % men suffer at least one chronic disease, spiking care costs.

Future Measures

  • Expansion: universal pension, geriatric facilities, telemedicine to cut rural access gaps.
  • Community: promote multigenerational homes, day-care centres, elderly self-help groups for engagement.
  • Silver-workforce: digital-literacy skilling, flexible jobs, tech aids (robots, assistive devices) to harness Silver Dividend.

Key Data Points

FeatureData-Point
Elderly share 202210.5 % of population
Elderly share 205020.8 % (≈ 34.7 cr)
Doubling time 60+ (2010-20)15 years
Decadal growth 2021-3141 %
Ageing Index 202139 elderly /100 children
Old-age dependency 202116 /100 workers; south 20
Life expectancy at 6018.3 yrs (F 19; M 17.5)
Rural elderly share 201171 %
Work-pension coverage men11 %
Only social pension women27.4 %

Related UPSC Prelims PYQs

GS1 2008PYQ 1

What is the approximate percentage of persons above 65 years of age in India's current population?

GS1 1995PYQ 2

According to the 1991 Census, the highest percentage of population in India is to be found in the age group of

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