π Foreign Travellers & Their Observations (AncientβMedieval India)
π Megasthenes
β Nationality: Greek (Ambassador of Seleucus Nicator)
β Period: 302β298 BCE
β Ruler: Chandragupta Maurya
β Work: Indica
π Deimachos
β Nationality: Greek Ambassador
β Period: 320β273 BCE
β Ruler: Bindusara
π Fa-Hien
β Nationality: Chinese Traveller
β Period: 405β411 CE
β Ruler: Chandragupta II
β Work: Fo-Kyo-Ki (Records of Buddhist Kingdoms)
βͺ Described Pataliputra
βͺ Mentioned Hinayana & Mahayana sects
π Hiuen Tsang (Xuanzang)
β Nationality: Chinese Traveller
β Period: 630β645 CE
β Ruler: Harshavardhana
β Work: Si-Yu-Ki (Travel to the Western World)
βͺ Studied ~5 years at Nalanda
βͺ Detailed account of Harshaβs reign
π I-Tsing
β Nationality: Chinese Traveller
β Period: 671β695 CE
β Recorded 25 years of travels
βͺ Gave information about Srivijaya & other kingdoms
π Al-Masudi
β Nationality: Arab Traveller
β Period: 957 CE
β Work: Muruj-ul-Zahab
βͺ Extensive account of India
π Al-Biruni
β Nationality: Persian Scholar
β Period: 1024β1030 CE
β Work: Tahqiq-i-Hind / Kitab-ul-Hind
βͺ Explained Indian society & caste system
π Marco Polo
β Nationality: Italian Traveller
β Period: 1292β1294 CE
β Visited during: Rudramadevi (Kakatiya rule)
β Work: The Book of Sir Marco Polo
βͺ Account of Indiaβs economic life
π Ibn Batuta
β Nationality: Moroccan Traveller
β Period: 1333β1347 CE
β Ruler: Muhammad-bin-Tughlaq
β Work: Rihla
βͺ Described postal system (Horse & Dawa post)
βͺ Mentioned insecurity, robbery, coconut & paan
π Nicolo Conti
β Nationality: Italian Merchant
β Period: 1420β1421 CE
β Ruler: Devaraya I (Vijayanagar)
βͺ Described Vijayanagar
βͺ Called Telugu βItalian of the Eastβ
π Abdur Razzaq Samarqandi
β Nationality: Persian Scholar & Ambassador (Shahrukh of Timurid dynasty)
β Period: 1443β1444 CE
β Ruler: Devaraya II (Vijayanagar)
βͺ Stayed at Zamorinβs court (Calicut)
βͺ Work: Matla-us-Sadain wa Majma-ul-Bahrain
#history #prelims #mains
Join https://t.me/CSE_EXAM https://t.me/Upsc_4_history
π Megasthenes
β Nationality: Greek (Ambassador of Seleucus Nicator)
β Period: 302β298 BCE
β Ruler: Chandragupta Maurya
β Work: Indica
π Deimachos
β Nationality: Greek Ambassador
β Period: 320β273 BCE
β Ruler: Bindusara
π Fa-Hien
β Nationality: Chinese Traveller
β Period: 405β411 CE
β Ruler: Chandragupta II
β Work: Fo-Kyo-Ki (Records of Buddhist Kingdoms)
βͺ Described Pataliputra
βͺ Mentioned Hinayana & Mahayana sects
π Hiuen Tsang (Xuanzang)
β Nationality: Chinese Traveller
β Period: 630β645 CE
β Ruler: Harshavardhana
β Work: Si-Yu-Ki (Travel to the Western World)
βͺ Studied ~5 years at Nalanda
βͺ Detailed account of Harshaβs reign
π I-Tsing
β Nationality: Chinese Traveller
β Period: 671β695 CE
β Recorded 25 years of travels
βͺ Gave information about Srivijaya & other kingdoms
π Al-Masudi
β Nationality: Arab Traveller
β Period: 957 CE
β Work: Muruj-ul-Zahab
βͺ Extensive account of India
π Al-Biruni
β Nationality: Persian Scholar
β Period: 1024β1030 CE
β Work: Tahqiq-i-Hind / Kitab-ul-Hind
βͺ Explained Indian society & caste system
π Marco Polo
β Nationality: Italian Traveller
β Period: 1292β1294 CE
β Visited during: Rudramadevi (Kakatiya rule)
β Work: The Book of Sir Marco Polo
βͺ Account of Indiaβs economic life
π Ibn Batuta
β Nationality: Moroccan Traveller
β Period: 1333β1347 CE
β Ruler: Muhammad-bin-Tughlaq
β Work: Rihla
βͺ Described postal system (Horse & Dawa post)
βͺ Mentioned insecurity, robbery, coconut & paan
π Nicolo Conti
β Nationality: Italian Merchant
β Period: 1420β1421 CE
β Ruler: Devaraya I (Vijayanagar)
βͺ Described Vijayanagar
βͺ Called Telugu βItalian of the Eastβ
π Abdur Razzaq Samarqandi
β Nationality: Persian Scholar & Ambassador (Shahrukh of Timurid dynasty)
β Period: 1443β1444 CE
β Ruler: Devaraya II (Vijayanagar)
βͺ Stayed at Zamorinβs court (Calicut)
βͺ Work: Matla-us-Sadain wa Majma-ul-Bahrain
#history #prelims #mains
Join https://t.me/CSE_EXAM https://t.me/Upsc_4_history
β€5π₯1π1
π Kuchipudi (Classical Dance of Andhra Pradesh)
π Origin & Background
β Originated from Kuchelapuram (Kuchipudi village) in Krishna district, Andhra Pradesh
β Emerged as a product of the Bhakti movement (7th century CE onwards)
β Originally known as Kuchelapuri / Kuchelapuram
β Known for graceful movements and a strong narrativeβdramatic tradition
β Stylistically positioned between Bharatanatyam and Odissi
π Nature of the Dance Form
β Classical dance-drama tradition
β Integrates speech, mime (abhinaya), and pure dance
β Traditionally group-based, now widely performed as solo recital
π Style & Technique
β Based on the classical triad:
β’ Nritta β Pure dance (teermanams, jatis)
β’ Nritya β Expressive dance (sabdam)
β’ Natya β Dramatic enactment using mudras & abhinaya
β Strong emphasis on abhinaya (expression) and rhythmic vitality
β Incorporates both Lasya (grace) and Tandava (vigour) elements
π Music & Instruments
β Music system: Carnatic music
β Major accompanying instruments:
β’ Mridangam
β’ Manjira (Talam)
β’ Veena
β’ Violin
β’ Kanjira
β’ Surpeti
β’ Venu (Flute)
β’ Tanpura
π Sequence of a Kuchipudi Recital
β Ganesha Vandana β Invocatory item
β Nritta β Abstract dance (usually Jatiswaram)
β Shabdam β Narrative dance
β’ Famous items: Dashavatara Shabdam, Manduk Shabdam
β Kalaapam β Natya (dramatic piece)
β Tarangam β Grand finale
β’ Dancer performs on a brass plate, moving it rhythmically with feet
π Unique Elements
β Tarangam β Balancing and dancing on a brass plate
β Jala Chitra Nrityam β Drawing pictures on the floor using toes while dancing
β Combines aesthetic beauty with storytelling
π Famous Exponents
β Radha Reddy & Raja Reddy
β Yamini Krishnamurthy
β Indrani Rehman
β VedanΒtam Satyanarayana Sharma
#prelims
#art_and_culture
https://t.me/Studytoday1
https://t.me/upsc_art_and_culture
π Origin & Background
β Originated from Kuchelapuram (Kuchipudi village) in Krishna district, Andhra Pradesh
β Emerged as a product of the Bhakti movement (7th century CE onwards)
β Originally known as Kuchelapuri / Kuchelapuram
β Known for graceful movements and a strong narrativeβdramatic tradition
β Stylistically positioned between Bharatanatyam and Odissi
π Nature of the Dance Form
β Classical dance-drama tradition
β Integrates speech, mime (abhinaya), and pure dance
β Traditionally group-based, now widely performed as solo recital
π Style & Technique
β Based on the classical triad:
β’ Nritta β Pure dance (teermanams, jatis)
β’ Nritya β Expressive dance (sabdam)
β’ Natya β Dramatic enactment using mudras & abhinaya
β Strong emphasis on abhinaya (expression) and rhythmic vitality
β Incorporates both Lasya (grace) and Tandava (vigour) elements
π Music & Instruments
β Music system: Carnatic music
β Major accompanying instruments:
β’ Mridangam
β’ Manjira (Talam)
β’ Veena
β’ Violin
β’ Kanjira
β’ Surpeti
β’ Venu (Flute)
β’ Tanpura
π Sequence of a Kuchipudi Recital
β Ganesha Vandana β Invocatory item
β Nritta β Abstract dance (usually Jatiswaram)
β Shabdam β Narrative dance
β’ Famous items: Dashavatara Shabdam, Manduk Shabdam
β Kalaapam β Natya (dramatic piece)
β Tarangam β Grand finale
β’ Dancer performs on a brass plate, moving it rhythmically with feet
π Unique Elements
β Tarangam β Balancing and dancing on a brass plate
β Jala Chitra Nrityam β Drawing pictures on the floor using toes while dancing
β Combines aesthetic beauty with storytelling
π Famous Exponents
β Radha Reddy & Raja Reddy
β Yamini Krishnamurthy
β Indrani Rehman
β VedanΒtam Satyanarayana Sharma
#prelims
#art_and_culture
https://t.me/Studytoday1
https://t.me/upsc_art_and_culture
β€7π4
Kalibangan: Indus Valley Civilization Ka Anokha Shehar
https://youtube.com/watch?v=gjjqR5SwQf8&si=fpgkRUy4ITDjMPiG
https://youtube.com/watch?v=gjjqR5SwQf8&si=fpgkRUy4ITDjMPiG
π Prime Minister Street Vendorβs Atma Nirbhar Nidhi (PM SVANidhi)
π Context
β Prime Minister launched the PM SVANidhi Credit Card to deepen financial inclusion of street vendors and strengthen their access to formal credit.
π PM SVANidhi Credit Card
β Eligibility:
β’ Street vendors who have successfully repaid the 2nd tranche loan
β’ Eligible for the 3rd tranche under PM SVANidhi
β Credit Limit:
β’ βΉ30,000 RuPay retail (personal) credit card
β Key Feature:
β’ Revolving credit facility β flexible usage & timely liquidity for daily business needs
π About PM SVANidhi Scheme
β Launch: 2020
β Type: Central Sector Scheme
β Objective:
β’ Provide affordable working capital loans to street vendors
β’ Enable livelihood recovery post COVID-19 lockdowns
π Implementation Framework
β Jointly implemented by:
β’ Ministry of Housing and Urban Affairs (MoHUA)
β’ Department of Financial Services (DFS)
π Significance
β Promotes financial inclusion of urban informal sector
β Encourages credit discipline through tranche-linked incentives
β Supports Atmanirbhar Bharat by empowering micro-entrepreneurs
#goverment_schemes
Join https://t.me/PIB_UPSC
https://t.me/upsc_government_scheme
π Context
β Prime Minister launched the PM SVANidhi Credit Card to deepen financial inclusion of street vendors and strengthen their access to formal credit.
π PM SVANidhi Credit Card
β Eligibility:
β’ Street vendors who have successfully repaid the 2nd tranche loan
β’ Eligible for the 3rd tranche under PM SVANidhi
β Credit Limit:
β’ βΉ30,000 RuPay retail (personal) credit card
β Key Feature:
β’ Revolving credit facility β flexible usage & timely liquidity for daily business needs
π About PM SVANidhi Scheme
β Launch: 2020
β Type: Central Sector Scheme
β Objective:
β’ Provide affordable working capital loans to street vendors
β’ Enable livelihood recovery post COVID-19 lockdowns
π Implementation Framework
β Jointly implemented by:
β’ Ministry of Housing and Urban Affairs (MoHUA)
β’ Department of Financial Services (DFS)
π Significance
β Promotes financial inclusion of urban informal sector
β Encourages credit discipline through tranche-linked incentives
β Supports Atmanirbhar Bharat by empowering micro-entrepreneurs
#goverment_schemes
Join https://t.me/PIB_UPSC
https://t.me/upsc_government_scheme
β€7π1
π CURRENT AFFAIRS β 23 FEB 2026
π REGULATORY BODIES
π RBI Secured Data Centre β Odisha
β RBI sets up high-security greenfield data centre in Bhubaneswar
β Located away from cross-border threats & high seismic-risk zones
β Hosts: Currency systems, Payment & settlement ops, Regulatory data
β RBI piloting domestic cloud facility (Mumbai & Hyderabad)
β SEBI & SBI also building dedicated data centres
π BANKING & FINANCE
π World Bank MIGA β Solar Push
β MIGA issues USD 197.67 million guarantee to Citibank
β Supports SBIβs Grid-connected Rooftop Solar (GRPV) refinancing
β GRPV launched: 2016 | Initially backed by USD 500 mn IBRD loan
π Merchandise Trade Indices β Base Year Revised
β Base year changed to 2022β23 (from 2012β13)
β Revised by DGCI&S (MoC&I)
β Used by MoSPI (NAD) for GDP deflators
π UPI Global Expansion
β FY26 (till Dec): 1.48 million cross-border transactions
β Value: βΉ330.43 crore
β Live in 8 countries incl. France, UAE, Singapore, Nepal
π INTERNATIONAL
π Global AI Brain Race 2026
β Rank 1: USA (82/100)
β Rank 2: China | Rank 3: Singapore
β India Rank: 6 (Score: 32/100)
π IndiaβBrazil Trade Target
β Bilateral trade target raised to USD 30 billion by 2030
β Focus: Energy, Space, Agriculture, Healthcare
π Bangladesh β 89th Signatory
β Endorses New Delhi Declaration on AI Impact
β Based on principle: Sarvajan Hitaya, Sarvajan Sukhaya
π NATIONAL
π Export Promotion Mission β 7 New Interventions
β Launched by Piyush Goyal
π Key Schemes:
β‘ TRACE β 60β75% reimbursement (βΉ25 lakh ceiling)
β‘ FLOW β 30% overseas warehouse support
β‘ LIFT β 30% freight reimbursement
β‘ INSIGHT β Trade intelligence & DEH strengthening
π MoMA βChintan Shivirβ β Nalanda
β Launches NIGRANI App (PMJVK)
β AI Chatbots & Haj Smart Wrist Band
π 50 Years β Bonded Labour Act (1976)
β Came into force: 9 Feb 1976
β Abolished bonded labour & cancelled bonded debts
π Indigenous Td Vaccine β CRI Kasauli
β Launched by J.P. Nadda
β Replaces TT vaccine
β 55 lakh doses by April 2026
π Indian Railways β AI Integration
β AI-enabled apps: RailMadad, RailOne, Coach Mitra
β AI for crowd management & predictive maintenance
π Namo Bharat RRTS β DelhiβMeerut
β Length: 82 km | Speed: 180 km/h
β Indiaβs first Regional Rapid Transit System (RRTS)
π Skill India Digital Hub (SIDH)
β Campaign: βBadhna Hai Toh Yahan Judna Haiβ
β 1.5 crore+ registered candidates
β AI-personalised learning | 21+ languages
π Quantum & AI University β Amaravati
β NIELIT to establish Indiaβs first dedicated Quantum & AI campus
π Palamu Tiger Reserve β βVanjeevi Didiβ Initiative
β 18 women each from 17 villages
β Promote anti-poaching & forest conservation
π DEFENCE
π Strela-10 Missile Test β Pokhran
β Conducted by IAβs Konark Corps
β VSHORADS | Range: 6β10 km
π MoUs
π Gujarat β L&T Vyoma
β βΉ25,000 crore investment
β 250 MW Green AI Data Centre β Dholera SIR
π IndiaβBrazil Postal MoU
β 5-year agreement
β Focus: IT sharing, capacity building
π STATES
π Waaree Energies β AP Gigafactory
β βΉ8,175 crore investment
β Capacity: 16 GWh Lithium-ion battery plant
π Bihar β Greenfield Airport (Sonpur)
β βΉ1,302 crore for land acquisition
β Indiaβs 24th Greenfield Airport
π MP β Divyangjan Cricket Festival 2026
β 350 players | 25 states
β 100-hour continuous cricket
π IMPORTANT DAYS
π 21 Feb β International Mother Language Day
β Theme 2026: Youth voices on multilingual education
π 21 Feb β World Pangolin Day
β 15th observance in 2026
π APPOINTMENTS
β Harsharan Kaur Trehan β First Woman Director (Commercial), PSPCL
β Asha Sharma β CEO, Microsoft Gaming
π AWARDS
π BAFTA 2026
β Best Film: One Battle After Another
β Indian film Boong wins Best Childrenβs & Family Film
π Vasai Cathedral β UNESCO Award
β Award of Merit (Asia-Pacific Heritage Conservation)
π SPORTS
π Winter Olympics 2026
β Norway wins 17 Gold medals (record)
β Johannes Dale-Skjevdal β Gold (Menβs 15 km Biathlon)
#CurrentAffairs
π REGULATORY BODIES
π RBI Secured Data Centre β Odisha
β RBI sets up high-security greenfield data centre in Bhubaneswar
β Located away from cross-border threats & high seismic-risk zones
β Hosts: Currency systems, Payment & settlement ops, Regulatory data
β RBI piloting domestic cloud facility (Mumbai & Hyderabad)
β SEBI & SBI also building dedicated data centres
π BANKING & FINANCE
π World Bank MIGA β Solar Push
β MIGA issues USD 197.67 million guarantee to Citibank
β Supports SBIβs Grid-connected Rooftop Solar (GRPV) refinancing
β GRPV launched: 2016 | Initially backed by USD 500 mn IBRD loan
π Merchandise Trade Indices β Base Year Revised
β Base year changed to 2022β23 (from 2012β13)
β Revised by DGCI&S (MoC&I)
β Used by MoSPI (NAD) for GDP deflators
π UPI Global Expansion
β FY26 (till Dec): 1.48 million cross-border transactions
β Value: βΉ330.43 crore
β Live in 8 countries incl. France, UAE, Singapore, Nepal
π INTERNATIONAL
π Global AI Brain Race 2026
β Rank 1: USA (82/100)
β Rank 2: China | Rank 3: Singapore
β India Rank: 6 (Score: 32/100)
π IndiaβBrazil Trade Target
β Bilateral trade target raised to USD 30 billion by 2030
β Focus: Energy, Space, Agriculture, Healthcare
π Bangladesh β 89th Signatory
β Endorses New Delhi Declaration on AI Impact
β Based on principle: Sarvajan Hitaya, Sarvajan Sukhaya
π NATIONAL
π Export Promotion Mission β 7 New Interventions
β Launched by Piyush Goyal
π Key Schemes:
β‘ TRACE β 60β75% reimbursement (βΉ25 lakh ceiling)
β‘ FLOW β 30% overseas warehouse support
β‘ LIFT β 30% freight reimbursement
β‘ INSIGHT β Trade intelligence & DEH strengthening
π MoMA βChintan Shivirβ β Nalanda
β Launches NIGRANI App (PMJVK)
β AI Chatbots & Haj Smart Wrist Band
π 50 Years β Bonded Labour Act (1976)
β Came into force: 9 Feb 1976
β Abolished bonded labour & cancelled bonded debts
π Indigenous Td Vaccine β CRI Kasauli
β Launched by J.P. Nadda
β Replaces TT vaccine
β 55 lakh doses by April 2026
π Indian Railways β AI Integration
β AI-enabled apps: RailMadad, RailOne, Coach Mitra
β AI for crowd management & predictive maintenance
π Namo Bharat RRTS β DelhiβMeerut
β Length: 82 km | Speed: 180 km/h
β Indiaβs first Regional Rapid Transit System (RRTS)
π Skill India Digital Hub (SIDH)
β Campaign: βBadhna Hai Toh Yahan Judna Haiβ
β 1.5 crore+ registered candidates
β AI-personalised learning | 21+ languages
π Quantum & AI University β Amaravati
β NIELIT to establish Indiaβs first dedicated Quantum & AI campus
π Palamu Tiger Reserve β βVanjeevi Didiβ Initiative
β 18 women each from 17 villages
β Promote anti-poaching & forest conservation
π DEFENCE
π Strela-10 Missile Test β Pokhran
β Conducted by IAβs Konark Corps
β VSHORADS | Range: 6β10 km
π MoUs
π Gujarat β L&T Vyoma
β βΉ25,000 crore investment
β 250 MW Green AI Data Centre β Dholera SIR
π IndiaβBrazil Postal MoU
β 5-year agreement
β Focus: IT sharing, capacity building
π STATES
π Waaree Energies β AP Gigafactory
β βΉ8,175 crore investment
β Capacity: 16 GWh Lithium-ion battery plant
π Bihar β Greenfield Airport (Sonpur)
β βΉ1,302 crore for land acquisition
β Indiaβs 24th Greenfield Airport
π MP β Divyangjan Cricket Festival 2026
β 350 players | 25 states
β 100-hour continuous cricket
π IMPORTANT DAYS
π 21 Feb β International Mother Language Day
β Theme 2026: Youth voices on multilingual education
π 21 Feb β World Pangolin Day
β 15th observance in 2026
π APPOINTMENTS
β Harsharan Kaur Trehan β First Woman Director (Commercial), PSPCL
β Asha Sharma β CEO, Microsoft Gaming
π AWARDS
π BAFTA 2026
β Best Film: One Battle After Another
β Indian film Boong wins Best Childrenβs & Family Film
π Vasai Cathedral β UNESCO Award
β Award of Merit (Asia-Pacific Heritage Conservation)
π SPORTS
π Winter Olympics 2026
β Norway wins 17 Gold medals (record)
β Johannes Dale-Skjevdal β Gold (Menβs 15 km Biathlon)
#CurrentAffairs
β€10π1π1
Day 69: 25 February target:
Polity:
Topics -
Constitutional and Non-constitutional Bodies
Misc.
PYQs
Current Affairs: October, November 2025
Polity only
#UpscRevisionProgram
After completion of target post 'DONE'
In comment section. Targets are decided as per practical approach. In remaining time, you can study whatever you want.
Thank you.
@upsc_answer_written
@CSE_EXAM
Polity:
Topics -
Constitutional and Non-constitutional Bodies
Misc.
PYQs
Current Affairs: October, November 2025
Polity only
#UpscRevisionProgram
After completion of target post 'DONE'
In comment section. Targets are decided as per practical approach. In remaining time, you can study whatever you want.
Thank you.
@upsc_answer_written
@CSE_EXAM
π2π1π1
#Goodmorning
β³88 days left CSP26[ 24-05-26]
β³177 days left CSM26 [ 21-08-26]
β³284 days left UPPSC prelims 6 December
β³151 days left 72nd BPSC PRELIMS 26 July
β³144 days left CAPF AC 19 July
β³130 days left UKPSC PRELIMS 5 July
β³103 days Left OPSC prelims 07 June
β³103 days Left GPSC prelims 07 June
β³96 days left MPSC (MH) prelims [ 31-05-26]
β³RAS PRELIMS may
β³60 days Left MPPSC (MP) Prelims 26 April
β³60 days Left HCS Prelims 26 April
β³59 days Left bpsc mains 25 April
β³46 days Left CDS1 /NDA 12 April
β³34 days Left PPSC mains 1 April
β³31 days left UPPSC mains 29 March
β³19 days Left JPSC PRELIMS 15 March
#Target
#TargetOnlyone
#Accountability
https://t.me/anmolvachan1
β³88 days left CSP26[ 24-05-26]
β³177 days left CSM26 [ 21-08-26]
β³284 days left UPPSC prelims 6 December
β³151 days left 72nd BPSC PRELIMS 26 July
β³144 days left CAPF AC 19 July
β³130 days left UKPSC PRELIMS 5 July
β³103 days Left OPSC prelims 07 June
β³103 days Left GPSC prelims 07 June
β³96 days left MPSC (MH) prelims [ 31-05-26]
β³RAS PRELIMS may
β³60 days Left MPPSC (MP) Prelims 26 April
β³60 days Left HCS Prelims 26 April
β³59 days Left bpsc mains 25 April
β³46 days Left CDS1 /NDA 12 April
β³34 days Left PPSC mains 1 April
β³31 days left UPPSC mains 29 March
β³19 days Left JPSC PRELIMS 15 March
#Target
#TargetOnlyone
#Accountability
https://t.me/anmolvachan1
π4β€βπ₯3β€2
π Viral Diseases β Quick Revision
π Mosquito-borne
β Dengue
β’ Agent: Dengue virus (RNA)
β’ Vector: Aedes aegypti / A. albopictus
β’ Vaccine: β (Not approved in India)
β Chikungunya (UPSC 2013)
β’ Agent: Chikungunya virus (RNA)
β’ Vector: Aedes mosquitoes
β’ Vaccine: β
β Zika
β’ Agent: Zika virus (RNA)
β’ Vector: Aedes mosquitoes
β’ Vaccine: β
π Fecalβoral / Water-borne
β Poliomyelitis
β’ Agent: Poliovirus (RNA)
β’ Transmission: Fecalβoral, contaminated water/food
β’ Vaccine: IPV, OPV
π Blood / Body fluids
β AIDS (HIV) (UPSC 2013, 2019)
β’ Agent: HIV (RNA)
β’ Transmission: Body fluids (excluding saliva)
β’ Treatment: ART (Lamivudine, Zidovudine, Cabotegravir, etc.)
β Hepatitis
β’ A & E: Contaminated food/water
β’ B, C, D, G: Blood/body fluids
β’ Virus type: All RNA except Hep B (DNA)
β’ Vaccine: HAV, HBV (HBV also protects against D)
β’ β No vaccine: Hep C, G
π Air-borne / Droplet
β Chickenpox (UPSC 2014)
β’ Agent: Varicella-zoster virus
β’ Vaccine: Varivax, ProQuad (MMRV)
β COVID-19
β’ Agent: SARS-CoV-2 (RNA)
β’ Transmission: Droplet, airborne, fomite
β’ Vaccines: Covaxin, Covishield, Sputnik-V, GEMCOVAC-OM (mRNA)
β Influenza
β’ Agent: Influenza virus
β’ Treatment: Oseltamivir, supportive care
β Measles
β’ Treatment: Supportive care, Vitamin A
β Mumps / Rubella
β’ Treatment: Supportive care
π Zoonotic
β Ebola
β’ Agent: Ebolavirus (RNA)
β’ Transmission: Zoonosis, body fluids
β’ Vaccines: Ervebo, Zabdeno + Mvabea
β Nipah
β’ Agent: Nipah virus (RNA)
β’ Transmission: Zoonosis, contaminated food
β’ Vaccine: β
β Rabies
β’ Transmission: Animal bites (dogs, bats)
β’ Prevention: Post-exposure prophylaxis
π Vector-borne (Other)
β Japanese Encephalitis
β’ Vector: Culex mosquitoes
β’ Vaccine: IXIARO (inactivated Vero cell)
π #GS3
#prelims
#science_technology
#science_and_technology
Join https://t.me/PIB_UPSC
https://t.me/upsc_science_and_technology
π Mosquito-borne
β Dengue
β’ Agent: Dengue virus (RNA)
β’ Vector: Aedes aegypti / A. albopictus
β’ Vaccine: β (Not approved in India)
β Chikungunya (UPSC 2013)
β’ Agent: Chikungunya virus (RNA)
β’ Vector: Aedes mosquitoes
β’ Vaccine: β
β Zika
β’ Agent: Zika virus (RNA)
β’ Vector: Aedes mosquitoes
β’ Vaccine: β
π Fecalβoral / Water-borne
β Poliomyelitis
β’ Agent: Poliovirus (RNA)
β’ Transmission: Fecalβoral, contaminated water/food
β’ Vaccine: IPV, OPV
π Blood / Body fluids
β AIDS (HIV) (UPSC 2013, 2019)
β’ Agent: HIV (RNA)
β’ Transmission: Body fluids (excluding saliva)
β’ Treatment: ART (Lamivudine, Zidovudine, Cabotegravir, etc.)
β Hepatitis
β’ A & E: Contaminated food/water
β’ B, C, D, G: Blood/body fluids
β’ Virus type: All RNA except Hep B (DNA)
β’ Vaccine: HAV, HBV (HBV also protects against D)
β’ β No vaccine: Hep C, G
π Air-borne / Droplet
β Chickenpox (UPSC 2014)
β’ Agent: Varicella-zoster virus
β’ Vaccine: Varivax, ProQuad (MMRV)
β COVID-19
β’ Agent: SARS-CoV-2 (RNA)
β’ Transmission: Droplet, airborne, fomite
β’ Vaccines: Covaxin, Covishield, Sputnik-V, GEMCOVAC-OM (mRNA)
β Influenza
β’ Agent: Influenza virus
β’ Treatment: Oseltamivir, supportive care
β Measles
β’ Treatment: Supportive care, Vitamin A
β Mumps / Rubella
β’ Treatment: Supportive care
π Zoonotic
β Ebola
β’ Agent: Ebolavirus (RNA)
β’ Transmission: Zoonosis, body fluids
β’ Vaccines: Ervebo, Zabdeno + Mvabea
β Nipah
β’ Agent: Nipah virus (RNA)
β’ Transmission: Zoonosis, contaminated food
β’ Vaccine: β
β Rabies
β’ Transmission: Animal bites (dogs, bats)
β’ Prevention: Post-exposure prophylaxis
π Vector-borne (Other)
β Japanese Encephalitis
β’ Vector: Culex mosquitoes
β’ Vaccine: IXIARO (inactivated Vero cell)
π #GS3
#prelims
#science_technology
#science_and_technology
Join https://t.me/PIB_UPSC
https://t.me/upsc_science_and_technology
β€10
π Personality in News: Chakravarti Rajagopalachari (Rajaji)
π Why in News?
β The President unveiled a bust of C. Rajagopalachari at Rashtrapati Bhavan, replacing the statue of Edwin Lutyens as part of efforts to remove colonial-era symbols.
β Lutyens designed major landmarks of New Delhi β Rashtrapati Bhavan, India Gate, North & South Block (with Herbert Baker).
π About Chakravarti Rajagopalachari (1878β1972)
π Early Life
β Born on 10 December 1878, Thorapalli, Tamil Nadu.
β Renowned patriot, lawyer, social reformer & administrator.
β Popularly known as Rajaji.
π Key Contributions
π Freedom Struggle
β Participated in protests against the Rowlatt Act.
β Took part in Non-Cooperation, Vaikom Satyagraha, and Civil Disobedience Movement.
β Led the Vedaranyam Salt March (1930) in the south.
π Political & Constitutional Role
β Proposed the C.R. Formula to resolve HinduβMuslim political deadlock before Partition.
β Member of the Constituent Assembly (from Madras).
β Served as:
β’ Governor of West Bengal (1947β48)
β’ Governor-General of India (1948β50) β Only Indian & last person to hold the post.
π Later Political Role
β Founder of the Swatantra Party (1959) β advocated free-market principles & limited government.
π Values & Legacy
β Humanism & Integrity
β Intellectual statesman with strong moral convictions.
β Awarded Bharat Ratna (1954) β among the first recipients.
π UPSC Prelims Focus
β’ Only Indian Governor-General of India
β’ Leader of Vedaranyam Salt March (1930)
β’ Founder of Swatantra Party
π UPSC Mains Angle (GS1 β Modern History / GS2 β Polity)
βChakravarti Rajagopalachari combined moral philosophy with pragmatic politics. Examine his role in Indiaβs freedom struggle and early constitutional development.β
#history #prelims #mains
Join https://t.me/CSE_EXAM https://t.me/Upsc_4_history
π Why in News?
β The President unveiled a bust of C. Rajagopalachari at Rashtrapati Bhavan, replacing the statue of Edwin Lutyens as part of efforts to remove colonial-era symbols.
β Lutyens designed major landmarks of New Delhi β Rashtrapati Bhavan, India Gate, North & South Block (with Herbert Baker).
π About Chakravarti Rajagopalachari (1878β1972)
π Early Life
β Born on 10 December 1878, Thorapalli, Tamil Nadu.
β Renowned patriot, lawyer, social reformer & administrator.
β Popularly known as Rajaji.
π Key Contributions
π Freedom Struggle
β Participated in protests against the Rowlatt Act.
β Took part in Non-Cooperation, Vaikom Satyagraha, and Civil Disobedience Movement.
β Led the Vedaranyam Salt March (1930) in the south.
π Political & Constitutional Role
β Proposed the C.R. Formula to resolve HinduβMuslim political deadlock before Partition.
β Member of the Constituent Assembly (from Madras).
β Served as:
β’ Governor of West Bengal (1947β48)
β’ Governor-General of India (1948β50) β Only Indian & last person to hold the post.
π Later Political Role
β Founder of the Swatantra Party (1959) β advocated free-market principles & limited government.
π Values & Legacy
β Humanism & Integrity
β Intellectual statesman with strong moral convictions.
β Awarded Bharat Ratna (1954) β among the first recipients.
π UPSC Prelims Focus
β’ Only Indian Governor-General of India
β’ Leader of Vedaranyam Salt March (1930)
β’ Founder of Swatantra Party
π UPSC Mains Angle (GS1 β Modern History / GS2 β Polity)
βChakravarti Rajagopalachari combined moral philosophy with pragmatic politics. Examine his role in Indiaβs freedom struggle and early constitutional development.β
#history #prelims #mains
Join https://t.me/CSE_EXAM https://t.me/Upsc_4_history
β€8π1
π Pandavleni Caves, Nashik (Maharashtra)
π About
β Group of 24 Buddhist rock-cut caves.
β Belong to the Hinayana (Theravada) tradition of Buddhist architecture.
β Date back to 1st Century CE.
β Also called Pandu Leni (meaning βgroup of cavesβ).
β No connection with the Pandavas of the Mahabharata (name is a later association).
π Historical Significance
β Inscriptions mention Gautamiputra Satakarni.
β His mother Gautami Balashri financed the construction of the 3rd cave.
β‘ Reflects Satavahana patronage of Buddhism.
π Architectural Features
β Rock-cut Viharas (monasteries) & Chaityas (prayer halls).
β Panel depicting Buddhaβs Mahaparinirvana.
β Located on a hill overlooking Nashik city.
π Geographical Note
β Situated near the Godavari River basin (Nashik region, Maharashtra).
π UPSC Prelims Focus
β’ Associated dynasty β Satavahanas
β’ Buddhist sect β Hinayana
β’ Period β 1st Century CE
β’ Type β Rock-cut caves
π UPSC Mains Angle (GS1 β Art & Culture)
βRock-cut architecture reflects the socio-religious developments of early historic India. Discuss with reference to the Pandavleni Caves.β
#prelims
#art_and_culture
https://t.me/Studytoday1
https://t.me/upsc_art_and_culture
π About
β Group of 24 Buddhist rock-cut caves.
β Belong to the Hinayana (Theravada) tradition of Buddhist architecture.
β Date back to 1st Century CE.
β Also called Pandu Leni (meaning βgroup of cavesβ).
β No connection with the Pandavas of the Mahabharata (name is a later association).
π Historical Significance
β Inscriptions mention Gautamiputra Satakarni.
β His mother Gautami Balashri financed the construction of the 3rd cave.
β‘ Reflects Satavahana patronage of Buddhism.
π Architectural Features
β Rock-cut Viharas (monasteries) & Chaityas (prayer halls).
β Panel depicting Buddhaβs Mahaparinirvana.
β Located on a hill overlooking Nashik city.
π Geographical Note
β Situated near the Godavari River basin (Nashik region, Maharashtra).
π UPSC Prelims Focus
β’ Associated dynasty β Satavahanas
β’ Buddhist sect β Hinayana
β’ Period β 1st Century CE
β’ Type β Rock-cut caves
π UPSC Mains Angle (GS1 β Art & Culture)
βRock-cut architecture reflects the socio-religious developments of early historic India. Discuss with reference to the Pandavleni Caves.β
#prelims
#art_and_culture
https://t.me/Studytoday1
https://t.me/upsc_art_and_culture
β€5π1
Day 70: 26 February target:
Polity:
Topics -
Backlogs
Current Affairs: December 2025, January 2026
Polity only
#UpscRevisionProgram
After completion of target post 'DONE'
In comment section. Targets are decided as per practical approach. In remaining time, you can study whatever you want.
Thank you.
@upsc_answer_written
@CSE_EXAM
Polity:
Topics -
Backlogs
Current Affairs: December 2025, January 2026
Polity only
#UpscRevisionProgram
After completion of target post 'DONE'
In comment section. Targets are decided as per practical approach. In remaining time, you can study whatever you want.
Thank you.
@upsc_answer_written
@CSE_EXAM
π1
#Goodmorning
β³87 days left CSP26[ 24-05-26]
β³176 days left CSM26 [ 21-08-26]
β³283 days left UPPSC prelims 6 December
β³150 days left 72nd BPSC PRELIMS 26 July
β³143 days left CAPF AC 19 July
β³129 days left UKPSC PRELIMS 5 July
β³102 days Left OPSC prelims 07 June
β³102 days Left GPSC prelims 07 June
β³95 days left MPSC (MH) prelims [ 31-05-26]
β³RAS PRELIMS may
β³59 days Left MPPSC (MP) Prelims 26 April
β³59 days Left HCS Prelims 26 April
β³58 days Left bpsc mains 25 April
β³45 days Left CDS1 /NDA 12 April
β³33 days Left PPSC mains 1 April
β³30 days left UPPSC mains 29 March
β³18 days Left JPSC PRELIMS 15 March
#Target
#TargetOnlyone
#Accountability
https://t.me/anmolvachan1
β³87 days left CSP26[ 24-05-26]
β³176 days left CSM26 [ 21-08-26]
β³283 days left UPPSC prelims 6 December
β³150 days left 72nd BPSC PRELIMS 26 July
β³143 days left CAPF AC 19 July
β³129 days left UKPSC PRELIMS 5 July
β³102 days Left OPSC prelims 07 June
β³102 days Left GPSC prelims 07 June
β³95 days left MPSC (MH) prelims [ 31-05-26]
β³RAS PRELIMS may
β³59 days Left MPPSC (MP) Prelims 26 April
β³59 days Left HCS Prelims 26 April
β³58 days Left bpsc mains 25 April
β³45 days Left CDS1 /NDA 12 April
β³33 days Left PPSC mains 1 April
β³30 days left UPPSC mains 29 March
β³18 days Left JPSC PRELIMS 15 March
#Target
#TargetOnlyone
#Accountability
https://t.me/anmolvachan1
β€5π1
πNational Party Status :
β Citing the Election Symbols (Reservation and Allotment) Order, 1968, which
stipulates criteria for recognition as a national or state party.
β The ElectionCommission of India (ECI) now recognises six national parties.
πΈBharatiya Janata Party (BJP),
πΈIndian National Congress,
πΈBahujan Samaj Party (BSP),
πΈCommunist Party of India (CPI) (Marxist),
πΈNational Peopleβs Party (NPP) and
πΈAam Aadmi Party (AAP).
βͺοΈ How is a Partyβs National status decided?
β Votes in Lok Sabha (LS), state polls: A party should secure at least 6% of votes
polled in four or more states in LS or assembly elections, and, in addition, have at least four members in LS.
β Seats in LS: It should have at least 2% of total Lok Sabha seats and have candidates from not less than three states.
β Must be a state party: in at least four states.
βͺοΈBenefits of National Party Status :
β Exclusive allotment of its reserved symbol to its candidates throughout India.
β Need only one person to propose a candidateβs name to file nominations.
β Get broadcast facilities over Akashvani/Doordarshan during general elections.
β Can have up to 40-star campaigners while others can have up to 20-star campaigners.
#pre_revision
#polity
Join @CSE_EXAM
@upsc_polity_Governance
β Citing the Election Symbols (Reservation and Allotment) Order, 1968, which
stipulates criteria for recognition as a national or state party.
β The ElectionCommission of India (ECI) now recognises six national parties.
πΈBharatiya Janata Party (BJP),
πΈIndian National Congress,
πΈBahujan Samaj Party (BSP),
πΈCommunist Party of India (CPI) (Marxist),
πΈNational Peopleβs Party (NPP) and
πΈAam Aadmi Party (AAP).
βͺοΈ How is a Partyβs National status decided?
β Votes in Lok Sabha (LS), state polls: A party should secure at least 6% of votes
polled in four or more states in LS or assembly elections, and, in addition, have at least four members in LS.
β Seats in LS: It should have at least 2% of total Lok Sabha seats and have candidates from not less than three states.
β Must be a state party: in at least four states.
βͺοΈBenefits of National Party Status :
β Exclusive allotment of its reserved symbol to its candidates throughout India.
β Need only one person to propose a candidateβs name to file nominations.
β Get broadcast facilities over Akashvani/Doordarshan during general elections.
β Can have up to 40-star campaigners while others can have up to 20-star campaigners.
#pre_revision
#polity
Join @CSE_EXAM
@upsc_polity_Governance
β€5π1