CSE EXAM upsc prelims mains CAPF CDS NDA
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The toughest exam of the Nation & Dreams of many UPSC CSE.
Here we provide free materials related to all three stages of exam I.e. Prelims,Mains and Personality Test

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πŸ”† Lake Erie

βœ…It is the fourth largest of the five Great Lakes of North America.
βœ…It forms the boundary between Canada(Ontario) to the north and the United States to the west, south, and east.
βœ…The lake’s principal tributary rivers are the Detroit (carrying the discharge of Lake Huron), Huron, and Raisin rivers of Michigan etc.
βœ…The lake discharges at its eastern end through the Niagara River.
βœ…It is an important link in the  Lawrence Seaway.

πŸ“Microcystin?
βœ…It is a single-celled freshwater cyanobacterium that forms colonies surrounded by mucilage.
βœ…The genus Microcystis contains several species which often form massive blooms and which produce toxins.
βœ…Microcystin is a potent liver toxin and possible human carcinogen.
βœ…It inhibits the activities of protein phosphatase-1 and protein phosphatase-2A, which leads to disruption of the cytoskeleton network and subsequent cell death.


#gs3
#mapping
#environment
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πŸ”† Bordoibam-Bilmukh Bird Sanctuary

πŸ“ Context
βœ… Avian diversity in Bordoibam-Bilmukh Bird Sanctuary, Assam, has declined by over 70%.

πŸ“ Location
βœ… Situated between Dhemaji and Lakhimpur districts in Assam.
βœ… Once part of the Subansiri River.

πŸ“ Climate & Ecology
βœ… Experiences a moist tropical climate.
βœ… Receives approximately 2000 mm of rainfall annually.


#mapping
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πŸ”†Sudan:

βœ…It is a country located in northeastern Africa.
Bordering Countries: South Sudan, Ethiopia, Eritrea, Egypt, Libya, Chad, and the Central African Republic.
βœ…It borders the Sahara on the north and extends southward to the forests of West Africa and the Congo River basin.
βœ…Sudan also has a significant coastline along the Red Sea.
βœ…This narrow strip of water gives vital access to the Indian Ocean as well as the Mediterranean Sea through the Suez Canal.
βœ…Capital: Sudan’s capital, Khartoum, is located roughly in the centre of the country, at the junction of the Blue Nile and White Nile rivers.
βœ…Currency: Sudanese pounds (SDG)
βœ…Prior to the secession of the south in 2011, Sudan was the largest African country, with an area that represented more than 8 percent of the African continent and almost 2 percent of the world’s total land area.

#mapping
#Places_in_news
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πŸ”†Thilawa Port

πŸ“In news?

βœ…India delivered 442 metric tonnes of food aid to Myanmar, including rice, cooking oil, noodles, and biscuits, through the Thilawa Port, as part of "Operation Brahma" after a 7.7-magnitude earthquake struck Myanmar on March 28th.

βœ…Thilawa Port is the largest port terminal in Myanmar and, alongside the Port of Yangon, is one of the two main ports of Yangon

πŸ“Yangon river :

βœ…The Yangon River, also known as the Rangoon River, is a marine estuary in southern Myanmar formed by the confluence of the Pegu and Myitmaka rivers, emptying into the Gulf of Martaban of the Andaman Sea, and is navigable by ocean-going vessels

#gs2
#prelims
#mapping
#Places_in_news


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πŸ”†Shahid Rajaee Port

βœ…Recently, a massive explosion occurred at Shahid Rajaee Port near the southern Iranian city of Bandar Abbas, resulting in 18 deaths and 800 injuries.

πŸ“Strategic Importance of Shahid Rajaee Port

βœ…Location: The port is located near the Strait of Hormuz, through which nearly 20% of global oil trade passes, making it a critical chokepoint in global energy security.

βœ…Economic role: It is Iran’s largest and most technologically advanced container port, handling a significant share of the country’s import-export trade.

#mapping
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πŸ”†Persian Gulf

βœ…The US President Donald Trump plans to officially rename the β€˜Persian Gulf’ as the β€˜Arabian Gulf’ during a visit to Saudi Arabia, aligning with the preferences of Arab Gulf nations.

πŸ“Geographical Features of the Persian Gulf

βœ…The Persian Gulf is a marginal sea of the Indian Ocean, located in Western Asia, and is a vital geopolitical chokepoint.
βœ…It is connected to the Arabian Sea via the Strait of Hormuz, one of the world’s most strategic maritime passages for global oil shipment.
βœ…The coastline stretches ~5,117 km, with Iran having the longest stretch (~1,536 km).
βœ…It is bounded by:
πŸ”°North: Iran
πŸ”°Southwest: Saudi Arabia, Qatar, UAE
πŸ”°Northwest: Iraq, Kuwait, Bahrain

βœ…Important Islands: Qeshm Island (Iran) is the Largest island in the Persian Gulf, with an area of ~1,491 kmΒ²β€”about 2.5 times the size of Bahrain.
βœ…Bahrain: A sovereign archipelago state, comprising over 50 islands, and a significant US naval base location.

#gs2
#prelims
#mapping
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πŸ”†Chile

βœ…Recently, India and Chile signed the Terms of Reference (ToR) to begin negotiations for a Comprehensive Economic Partnership Agreement (CEPA).

βœ…Location and Borders: Located in South America, Chile is a long, narrow country bordered by:
Peru and Bolivia to the North,
Argentina to the East,
Pacific Ocean to the West.
The Argentina–Chile border is the longest in South America and the third-longest globally.

πŸ“Key Geographical Features:

βœ…Andes Mountains: The World's longest continental mountain range.

βœ…Atacama Desert: Driest non-polar desert in the world.

βœ…Loa River: Chile’s longest river (approx. 440 km).

βœ…Ojos del Salado: The World’s highest active volcano and 2nd highest peak in South America (6,880 m).

βœ…Frequent earthquakes and tsunamis due to Chile's location on the Pacific Ring of Fire.

βœ…Economic Resources:
World’s largest copper producer.

βœ…Member of the β€œLithium Triangle” (with Argentina and Bolivia), holding over 75% of global lithium reserves under salt flats.

#mapping
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πŸ”† Important Lakes of Europe

πŸ“ Lake Ladoga
βœ… Country: Russia
βœ… Type: Glacial

πŸ“ Lake Onega
βœ… Country: Russia
βœ… Type: Glacial

πŸ“ Lake Constance
βœ… Countries: Germany, Austria, Switzerland
βœ… Type: Glacial

πŸ“ Lake Como
βœ… Country: Italy
βœ… Type: Glacial

πŸ“ Lake Skadar
βœ… Countries: Montenegro, Albania
βœ… Type: Karst (in a Karst Depression)

#mapping
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πŸ”† Bordoibam-Bilmukh Bird Sanctuary

πŸ“ Context
βœ… Avian diversity in Bordoibam-Bilmukh Bird Sanctuary, Assam, has declined by over 70%.

πŸ“ Location
βœ… Situated between Dhemaji and Lakhimpur districts in Assam.
βœ… Once part of the Subansiri River.

πŸ“ Climate & Ecology
βœ… Experiences a moist tropical climate.
βœ… Receives approximately 2000 mm of rainfall annually.


#mapping
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πŸ”†Hills from south to north

Trick: CAN She go to JaPaN to Meet God.

βœ…C: Cardimom
βœ…A: Anaimalai
βœ…N: Nilgiri
βœ…S: Shevroy
βœ…J: Javadi
βœ…P: Palakonda
βœ…N: Nallamalla
βœ…M: Mahendragiri
βœ…G: Garjhat

#mapping

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