UPSC CSE Why
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Smart notes & right guidance for UPSC CSE. Current Affairs updates daily

On a special CA mission for UPSC 2026, tune in daily!

PYQs matlab CSEWhy. Get PYQs (Pre, Mains & CSAT) at CSEWhy.com/upsc

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Anonymous Quiz
37%
A
34%
B
19%
C
10%
D
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Pre note: Sunday is to revise from blog.csewhy.com :)

🚨 6th October | Sunday 🚨

Pre notes


1. Halari donkeys (Halar region, Saurashtra, Gujarat)


β€’ White colored endangered species with <500 population

β€’ Consumes bajra (millets) & forms good social bond with humans

β€’ Price β‚Ή1 lac+; gives sweet milk fetching upto β‚Ή7,000 in int'l market

β€’
Needs extensive research & more of state resources to increase their numbers

2. Shompen tribe ( PVTG w/ 229 population on Great Nicobar, India)


β€’ Semi nomadic patriarchal hunter gatherers relying on hunting, gathering & horticulture

β€’ Diet: Staple food is pandanus fruit (larop)

β€’ Language: Unique dialects, often unintelligible to outsiders

@CSEWhy Recommendations


The Hindu πŸ—ž

All 3 articles on Page 12 FAQ

PS: Join @CSEWhyPlanB
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21 Days PYQs challenge | Day 17

Today, we look at 10 Qs on Money Bill, Ordinary Bill & Constitution Amendment Bill

Find them all listed here

PS: You will find 2009-2024 (1600+ PYQs) video explanations & PDF notes in CSEWhy course here
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Guys, you will thank me for compiling this blog

All about Great Indian EV Saga here
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Pre note: Subscribe with your email for Free for top CA Notes on blog.csewhy.com

🚨 7th October | Monday 🚨

Pre notes


1. Gold

β€’
Acid test: Gold doesn't dissolve in strong nitric acid unlike other metals

β€’ Dissolves in Mercury, some alkaline solutions & Royal water (Nitric Acid + Hydrochloric Acid)

β€’ Malleable, ductile, corrosion-resistant, and good conductor of electricity

β€’ China biggest producer today, S. Africa & Ghana also in the list of top 6

β€’ Nobel Prize Medal made of electrum (gold-silver alloy) plated with 24-carat gold

@CSEWhy Recommendations


Indian Express πŸ“°

1. Why has Israel invaded Lebanon? (Explained page)
(GS2: IR)

The Hindu πŸ—ž

1. The status of the civil war in Sudan (Text&Context)
(GS2: IR + Prelims)

2. How has Telegram changed its stance on content moderation policy? (Text&Context)
(GS2/GS3: Policies and Cybersecurity)

PS: Participate in this giveaway to win free books :)
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21 Days PYQ Challenge | Day 18

Vijaynagar is a UPSC favourite

Qs on Vijaynagar are here!

I have summarized notes from NCERT on Vijaynagar chapter here
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Pre note: Wait no more, gain the right UPSC power with WHYPower

🚨 8th October | Tuesday 🚨

Pre facts


1. MVD: Marburg Virus Disease

β€’ Hemorrhagic fever by Marburg virus (first seen in Germany, impacts Africa mostly)

β€’ Spread via infected bats, human body fluids -> huge risk for med workers

β€’ Symptoms: Flu like symptoms -> diarrhea, vomiting, hemorrhaging -> death in 8-9 days often

β€’ No approved vaccines or antiviral treatments; supportive care is crucial

Pre notes


1. Indian Wild Ass (Equus hemionus khur)

β€’ Native to South Asia; Herbivorous, Near Threatened (IUCN)

β€’ Habitat: Indian Wild Ass Sanctuary, Little Rann of Kutch

β€’ Behavior: Social animals living in family groups; known for high speeds (up to 70 km/h)

β€’ Conservation Efforts: Initiatives include increasing water holes and fodder plots; potential reintroduction sites identified in Rajasthan.

@CSEWhy Recommendations


Indian Express πŸ“°

1. Middle path in Middle East (Ideas page)
(GS2: IR)

2. MicroRNA: tiny RNAs that hold the key to this organisms develop (Explained page)
(GS3: Science)

3. Agri sector report card (Explained page)
(GS3: Agri economy)

The Hindu πŸ—ž

1. Unpacking the Centre’s affidavit on marital rape (Editorial)
(GS2: Policies)

2. On β€˜casteist’ provisions in prison manuals (Text&Context)
(GS2: SC Judgements)

3. How high-performance buildings are the next step towards a sustainable future (Text&Context)
(GS3: Climate & SnT)

PS: Join @CSEWhyPlanB
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21 Days PYQs Challenge | Day 19

On this second last day, here's a blast from the past

2022 saw a confusing question
Where was the answer? See for yourself! :)

Get yourself equipped with this power of PYQ at master.csewhy.com/whypower :)
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Pre note: Aaj hum late hai, aap deri matt kijiye: blog.csewhy.com par jaakar revise kijiye

🚨 9th October | Wednesday 🚨

Pre notes


1. Charon [wrt James Web Space Telescope]

β€’ Pluto's Moon discovered in '78, JWST recently found COβ‚‚ & Hβ‚‚Oβ‚‚ here

β€’ Prev mission: Mapped by New Horizons in 2015; found water ice & ammonia

β€’ Chem Procs: Hβ‚‚Oβ‚‚ indicates solar/cosmic ray impacts, suggesting surface dynamics.

β€’ Imp: Insights into Kuiper Belt evolution & potential astrobiology

Mains notes


1. SC Judgement on discriminatory prison laws

β€’ SC struck down caste-based rules in prison manuals, deemed unconstitutional

β€’ Rules assigned degrading jobs (e.g., cleaning) to marginalized castes while higher castes did cooking

β€’ Rules stem from colonial-era laws labeling certain tribes as "criminal"

β€’ Breached Articles 14 (equality), 15 (non-discrimination), 17 (abolition of untouchability), and 21 (right to dignity)

β€’ States ordered to revise manuals within three months; caste references to be removed from records

@CSEWhy Recommendations


Indian Express πŸ“°

1. To accommodate start-ups, MeitY relaxes AI procurement norms (Economy page)
(GS3: Economics)

2. Making machines learn (Explained page)
(GS3: Science)

The Hindu πŸ—ž

1. Sunset for the U.K.’s coal-β€’red power, lessons for India (Editorial)

2. Global Digital Compact: advancing digital innovation in a sustainable fashion (Text&Context)
(GS2: IR and policies)

PS: Join @CSEWhyPlanB
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21 Days PYQs Challenge | Day 20

Didwana seen in 2021 only to drop a hint long back!!!!!

Do you think you'd have read it if not for PYQ?
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?
Anonymous Poll
61%
yes
39%
no
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Answer to Day 20 of 21 Days PYQ Challenge!
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(Bharat) Ratan Tata πŸ’”
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Pre note: Tributes to Ratan Tata Ji

🚨 10th October | Thursday 🚨

Pre facts


1. 10th October: World mental health day

β€’ by World Federation for Mental Health & WHO since 1992

β€’ Purpose: Raise awareness, educate on mental health, & fight stigma

β€’ 2024 theme: "Mental Health at Work"

β€’ Historical Themes: Past themes include "Improving Quality of MH Services" (1994) & "MH in an Unequal World" (2021).

Pre notes


1. EVM batteries

β€’ Use alkaline batteries for ops in no-power areas

β€’ Battery Monitoring: CU shows status as 'High', 'Med', 'Low', 'Marg', or 'Chg Batt' based on volts

β€’ New battery lasts whole election; 99% charge until < 7.4V

β€’ Battery is replaced during 1st-level checks pre-election & if low in mock polls, with party reps present

β€’ Presiding officers submit post-poll reports on batt changes, incl. CU ID & reason for replacement

@CSEWhy Recommendations


Indian Express πŸ“°

1. Rice with added nutrients, centre to continue supply unit 2028 (Explained page)
(GS2: Policies)

2. Deciphering proteins through AI (Explained page)
(GS3: SnT)

The Hindu πŸ—žοΈ

1. What is the Samsung workers strike in Chennai about? (Text&Context)
(GS2: Social issues)

2. New sedimentary rock made from slag is a carbon-trapping champ (Science page)
(GS3: Science and environment)

PS: Join @CSEWhyPlanB
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Friends, today is last day of 21 days PYQ Challenge

I don’t have 1 but 1600+ Qs for you from 2009-2024 for you to learn as

β€’ PDF Notes
β€’ Video Classes Explanation

I welcome you to join and get these at master.csewhy.com/whypower ♦️

Any queries? Write to me at whycse@gmail.com
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Pre note: blog.csewhy.com

🚨 11th October | Friday 🚨

Pre facts


1. Bonedi Bari Puja (400+ years old in Bengal)

β€’ Held in elite family homes (aka Bonedi Bari in Bengali)

β€’ Preserves heritage; contrasts with Baro-wari Puja

Pre notes


1. National Agriculture Code

β€’ Covers entire agri cycle (field prep, irrigation etc.)

β€’ Sets crop selection standards + post harvest ops. + input management

β€’ Uses IoT and sustainable farming practices

β€’ Resource for farmers, policymakers, & agri institutions

β€’ Standardized Agri Demo Farms (SADF): Experimental sites for testing NAC practices

@CSEWhy Recommendations


Indian Express πŸ“°

1. As green patch spreads in Antarctica, here's what worrying scientists (Explained page)
(GS3: Climate)

2. PM unveils 10 point plans to strengthen India-ASEAN ties (Front page)
(GS2: IR)

The Hindu πŸ—ž

1. The gruelling course of litigation in India (Editorial)
(GS2: Social issues)

2. Can India escape middle-income trap? (Text&Context)
(GS3: Economics)

3. The blue blooded sea creature on Odisha's coastline
(GS3: S&T + Environment)

PS: Join @CSEWhyPlanB
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Pre note: Aurora Borealis in news, learn here

🚨 12th October | Saturday 🚨

Pre facts


1. 12th Oct: World Arthritis Day

β€’ Raise awareness on Rheumatic and Musculoskeletal Diseases (RMDs)

β€’ Theme 2024: "Informed Choices, Better Outcomes."

β€’ Focus Areas: Symptoms, early diagnosis, treatment options, and quality of life.

@CSEWhy Recommendations


Indian Express πŸ“°

Everything on 'The Explained Page'

No The Hindu todayπŸ—ž

PS: save time, revise Free blogs at blog.csewhy.com
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Pre note: Sunday morning session; plan your week well :)

🚨 13th October | Sunday 🚨

Pre facts


1. Greening

β€’ Antarctica's Warming twice the global average

β€’ Antarctic Peninsula heats 5x faster than global rates

β€’ Vegetation cover expanded; acceleration of over 30% from 2016-2021

β€’ Increased frequency of heat events; record temperatures observed, with anomalies of up to 10Β°C above normal in winter

β€’ Future Implications: Enhanced plant growth may lead to soil formation and ecosystem changes, raising concerns about invasive species

Pre notes


1. Oropouche virus

β€’ First found in Trinidad (1955)

β€’ Spread by Culicoides paraensis (midges) & Culex quinquefasciatus (mosquitoes); no human-to-human

β€’ Endemic to Amazon; outbreaks in Brazil, Panama, Peru, Cuba (2024)

β€’ Symptoms: Fever, headache, myalgia, arthralgia, nausea, rash; lasts 2-7 days

β€’ Complications: Rare neuroinvasive diseases (meningitis, encephalitis)

β€’ No specific antiviral; symptomatic management; most recover in a week

β€’ Public Health: Neglected tropical disease; potential for outbreaks in vulnerable areas

@CSEWhy Recommendations


The Hindu πŸ—žοΈ

1. The many myths about protein deficiency in people in India (Science page)
(GS2/GS3: Social issues and Science)

Complete FAQ page
(GS3: SnT)

PS: Checked this?
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