This exact question appeared in UPSC Prelims 2025, directly from our class lecture!
At Sleepy Classes, we don’t just teach, we train you to crack UPSC with confidence, not by chance or luck!
Every lecture, every slide, every test is built with years of UPSC experience, helping you decode what UPSC truly demands.
While others stop at basics, we go the extra mile to bring insights that no one else teaches, because our goal isn’t to make you a student…
It’s to make you a future Ranker.
This topic was not only part of our Foundation Batch 2025, but was repeatedly revised under subsequent initiatives like the Prelims Crash Course and Rapid Revision 2025 , covered thrice during the preparation! 💪
At Sleepy Classes, we don’t just teach, we train you to crack UPSC with confidence, not by chance or luck!
Every lecture, every slide, every test is built with years of UPSC experience, helping you decode what UPSC truly demands.
While others stop at basics, we go the extra mile to bring insights that no one else teaches, because our goal isn’t to make you a student…
It’s to make you a future Ranker.
This topic was not only part of our Foundation Batch 2025, but was repeatedly revised under subsequent initiatives like the Prelims Crash Course and Rapid Revision 2025 , covered thrice during the preparation! 💪
🎓 Open challenge to everyone! 🎓
Solve this tricky question and call my team with the right answer. If it's correct, we'll give you a discount.
(gpt use karoge to Bhagwaan maaf nahi karega tumhe🫣)
Question:
How many countries have more than four time zones?
(United Kingdom, Denmark, New Zealand, Australia, Brazil)
Call us at +916280133177
with your answer.
One discount per student.
Valid until 13th October 12:00am
Solve this tricky question and call my team with the right answer. If it's correct, we'll give you a discount.
(gpt use karoge to Bhagwaan maaf nahi karega tumhe🫣)
Question:
How many countries have more than four time zones?
(United Kingdom, Denmark, New Zealand, Australia, Brazil)
Call us at +916280133177
with your answer.
One discount per student.
Valid until 13th October 12:00am
Agar UPSC Sociology mein topper banna hai 🔥
toh yeh session miss mat karna!
📅 11th October | 6 PM
🎯 Topic – Beginner to Topper Roadmap
Bonus: Solved PYQ 2025 PDF FREE!
Join now with Shekhar Dutt Sir!
Doston,
those who wish to join our exclusive Sociology Workshop, hosted By Shekhar Sir
Do Join with the below link
https://sleepyclasses.com/sociology-workshop-2026/?source=Website
toh yeh session miss mat karna!
📅 11th October | 6 PM
🎯 Topic – Beginner to Topper Roadmap
Bonus: Solved PYQ 2025 PDF FREE!
Join now with Shekhar Dutt Sir!
Doston,
those who wish to join our exclusive Sociology Workshop, hosted By Shekhar Sir
Do Join with the below link
https://sleepyclasses.com/sociology-workshop-2026/?source=Website
What a proud moment for all of us!
Our student Deepsita Behera (OCS Rank 16) has done it!
With just 2 months of dedicated preparation, she scored an amazing 335 marks in Sociology Optional
Moments like these remind us why we do what we do
Her journey is a beautiful example of how sincerity and consistency always pay off.
So proud of you, Deepsita, you’ve made the whole Sleepy Classes family smile today!
Our student Deepsita Behera (OCS Rank 16) has done it!
With just 2 months of dedicated preparation, she scored an amazing 335 marks in Sociology Optional
Moments like these remind us why we do what we do
Her journey is a beautiful example of how sincerity and consistency always pay off.
So proud of you, Deepsita, you’ve made the whole Sleepy Classes family smile today!
Hello Doston
Just wanted to share that our UPSC Sociology Optional Topic-Wise Solved PYQ Book (2013–2025) is now available on Amazon.
This latest edition also includes the 2025 solved paper, so it’s completely up to date.
It covers both Paper I & II, arranged topic-wise Solved PYQs,
You can simply search “Sleepy Classes Sociology PYQ Book” on Amazon to find it.✌️
Just wanted to share that our UPSC Sociology Optional Topic-Wise Solved PYQ Book (2013–2025) is now available on Amazon.
This latest edition also includes the 2025 solved paper, so it’s completely up to date.
It covers both Paper I & II, arranged topic-wise Solved PYQs,
You can simply search “Sleepy Classes Sociology PYQ Book” on Amazon to find it.✌️
Atacama Desert
[ Places in the news ]
✅What It Is :
- Driest non-polar desert in the world.
- Known for its Mars-like terrain, it is often used by scientists for research on extraterrestrial environments.
- Characterized by extreme aridity and mineral-rich soil.
✅ Location :
- Situated in northern Chile, along the Pacific coast of South America.
- Lies between the Pacific Ocean and the Andes Mountains.
- Borders Peru to the north and extends into the Loa River basin.
✅ Key Physical Features :
Average rainfall:
- Around 2 mm per year some regions have recorded no rain for decades.
Elevation:
- Ranges from sea level to about 13,000 feet (4,000 m) at the Atacama Plateau.
Terrain :
- Includes salt flats (salares), volcanic cones, sand dunes, and alluvial plains.
Temperature :
- Mild due to the cold Humboldt Current, with summer averages around 18–19°C.
Fog (Camanchaca) :
- Formed by Pacific upwelling, providing limited moisture that sustains sparse vegetation.
[ Places in the news ]
✅What It Is :
- Driest non-polar desert in the world.
- Known for its Mars-like terrain, it is often used by scientists for research on extraterrestrial environments.
- Characterized by extreme aridity and mineral-rich soil.
✅ Location :
- Situated in northern Chile, along the Pacific coast of South America.
- Lies between the Pacific Ocean and the Andes Mountains.
- Borders Peru to the north and extends into the Loa River basin.
✅ Key Physical Features :
Average rainfall:
- Around 2 mm per year some regions have recorded no rain for decades.
Elevation:
- Ranges from sea level to about 13,000 feet (4,000 m) at the Atacama Plateau.
Terrain :
- Includes salt flats (salares), volcanic cones, sand dunes, and alluvial plains.
Temperature :
- Mild due to the cold Humboldt Current, with summer averages around 18–19°C.
Fog (Camanchaca) :
- Formed by Pacific upwelling, providing limited moisture that sustains sparse vegetation.
🌟 Ace UPSC with SleepyClasses PSIR Optional Coaching! 🌟
Get comprehensive coverage, expert mentorship, and current affairs integration , all designed to help you master Political Science & International Relations. 💪
📝 Weekly answer writing
🎯 Personalized feedback
🏆 Guidance from top UPSC achievers
Join now and turn your PSIR optional into a rank booster!
👉 sleepyclasses.com/psir-optional-coaching-for-upsc
Get comprehensive coverage, expert mentorship, and current affairs integration , all designed to help you master Political Science & International Relations. 💪
📝 Weekly answer writing
🎯 Personalized feedback
🏆 Guidance from top UPSC achievers
Join now and turn your PSIR optional into a rank booster!
👉 sleepyclasses.com/psir-optional-coaching-for-upsc
Durand Line
[ Places in the news ]
✅About :
- International border between Afghanistan and Pakistan.
- Total length of about 2,600 km (1,600 miles).
- Established in 1893 through an agreement between Sir Henry Mortimer Durand (British India) and Emir Abdur Rahman Khan (Afghanistan).
- Created to define the spheres of influence between British India and Afghanistan.
Afghanistan never officially recognized the Durand Line as a legitimate border.
✅Location :
- Extends from the Karakoram Range in the northeast (near China) to the Registan Desert in the southwest (near Iran).
- Passes through key areas like Khyber Pass and the Spīn Ghar Mountains.
- Crosses 12 provinces of Afghanistan and 3 regions of Pakistan - Khyber Pakhtunkhwa, Balochistan, and Gilgit-Baltistan.
✅Geography and Culture :
- Passes through mountains, plateaus, and deserts, including the Khyber Pass and Wakhan Corridor.
- The border region is mainly Pashtun-dominated, with strong tribal, cultural, and family ties across both sides.
[ Places in the news ]
✅About :
- International border between Afghanistan and Pakistan.
- Total length of about 2,600 km (1,600 miles).
- Established in 1893 through an agreement between Sir Henry Mortimer Durand (British India) and Emir Abdur Rahman Khan (Afghanistan).
- Created to define the spheres of influence between British India and Afghanistan.
Afghanistan never officially recognized the Durand Line as a legitimate border.
✅Location :
- Extends from the Karakoram Range in the northeast (near China) to the Registan Desert in the southwest (near Iran).
- Passes through key areas like Khyber Pass and the Spīn Ghar Mountains.
- Crosses 12 provinces of Afghanistan and 3 regions of Pakistan - Khyber Pakhtunkhwa, Balochistan, and Gilgit-Baltistan.
✅Geography and Culture :
- Passes through mountains, plateaus, and deserts, including the Khyber Pass and Wakhan Corridor.
- The border region is mainly Pashtun-dominated, with strong tribal, cultural, and family ties across both sides.
Doston Aapki Answer Writing Ki Problem Humne Solve Kardi!😀
Ayush Sir (UPSC Interview 2021, 2023 & 3 Times Mains Qualified) sharing his best strategy and solving UPSC Mains Question daily at 2:00 PM on this channel.
If you are serious about cracking UPSC Mains 2026 For Mains a Day 2.0 for Daily Mains Answer Writing Practice
https://youtu.be/pZRxQvlWRkU?si=CnMxY55-i7tizplk
Ayush Sir (UPSC Interview 2021, 2023 & 3 Times Mains Qualified) sharing his best strategy and solving UPSC Mains Question daily at 2:00 PM on this channel.
If you are serious about cracking UPSC Mains 2026 For Mains a Day 2.0 for Daily Mains Answer Writing Practice
https://youtu.be/pZRxQvlWRkU?si=CnMxY55-i7tizplk
YouTube
Live Answer Writing For UPSC IAS Mains 2026 | Mains a Day | Target USPC CSE Mains 2026 | Ayush Sir
Doston Aapki Answer Writing Ki Problem Humne Solve Kardi!😀
Ayush Sir (UPSC Interview 2021, 2023 & 3 Times Mains Qualified) sharing his best strategy and solving UPSC Mains Question daily at 2:00 PM on this channel.
If you are serious about cracking UPSC…
Ayush Sir (UPSC Interview 2021, 2023 & 3 Times Mains Qualified) sharing his best strategy and solving UPSC Mains Question daily at 2:00 PM on this channel.
If you are serious about cracking UPSC…
Forwarded from Sleepy Classes Prelims Pro
Some dreams aren’t built in a day , they’re rebuilt after every setback.
After helping toppers year after year , we have come up again with संभव 4.0
This crash course is for those who refuse to quit!
Join the most comprehensive LIVE crash course for Prelims 2026 .
Its not too late , with our structured and strict schedule we can assure you that getting a rank is not a far fetched dream .
Link - https://sleepyclasses.com/upsc-prelims-2026-crash-course/
After helping toppers year after year , we have come up again with संभव 4.0
This crash course is for those who refuse to quit!
Join the most comprehensive LIVE crash course for Prelims 2026 .
Its not too late , with our structured and strict schedule we can assure you that getting a rank is not a far fetched dream .
Link - https://sleepyclasses.com/upsc-prelims-2026-crash-course/
🚀 *Hiring: Kashish Mittal IAS: UPSC Mentor Program*
We’re looking for a mentor to join *Kashish Mittal IAS’s UPSC Mentorship Program:* a high-impact initiative guiding serious aspirants through structured strategy, evaluation, and 1:1 mentorship.
If you’ve cleared *UPSC Prelims/ Mains* and are passionate about helping others succeed, we’d love to hear from you.
📍 Bengaluru/ Remote | 💼 Competitive compensation
👉 Apply here: https://forms.gle/RmYTCSCBXGNNrHoDA
We’re looking for a mentor to join *Kashish Mittal IAS’s UPSC Mentorship Program:* a high-impact initiative guiding serious aspirants through structured strategy, evaluation, and 1:1 mentorship.
If you’ve cleared *UPSC Prelims/ Mains* and are passionate about helping others succeed, we’d love to hear from you.
📍 Bengaluru/ Remote | 💼 Competitive compensation
👉 Apply here: https://forms.gle/RmYTCSCBXGNNrHoDA
Paatalkot Valley
[ Places in the news ]
✅ About :
- A scenic horseshoe-shaped valley spread over about 79 sq km, surrounded by dense hills.
- The Doodhi River, a tributary of the Narmada, flows through this valley.
- It is inhabited by the Gond and Bharia tribes, both recognized as Particularly Vulnerable Tribal Groups (PVTGs).
✅Geology :
- The region dates back to the Archaean eraaround 2.5 billion years ago making it one of the oldest rock formations in India.
- The valley’s rocks include granite gneiss, green schists, and quartz, along with Gondwana sediments like sandstone, shale, and carbonaceous shale.
✅Cultural and Tourism :
- Every October, the Satpuda Adventure Sports Festival is organized here, promoting tourism, local culture, and community participation.
[ Places in the news ]
✅ About :
- A scenic horseshoe-shaped valley spread over about 79 sq km, surrounded by dense hills.
- The Doodhi River, a tributary of the Narmada, flows through this valley.
- It is inhabited by the Gond and Bharia tribes, both recognized as Particularly Vulnerable Tribal Groups (PVTGs).
✅Geology :
- The region dates back to the Archaean eraaround 2.5 billion years ago making it one of the oldest rock formations in India.
- The valley’s rocks include granite gneiss, green schists, and quartz, along with Gondwana sediments like sandstone, shale, and carbonaceous shale.
✅Cultural and Tourism :
- Every October, the Satpuda Adventure Sports Festival is organized here, promoting tourism, local culture, and community participation.