KYASC INSTITUTE: Mega Mock Test 2026: 50 Important MCQs for SSC, UPSC, JKSSB & JKPSC

Major Rivers of Bihar – Complete Detailed Study Notes for BPSC, UPSC & SSC

Major Rivers of Bihar – Complete Study Notes These notes cover all important rivers of Bihar including their origin, tributaries, flood impact, irrigation importance and geographical significance. Important for BPSC, UPSC, SSC and Bihar State Exams. 1. Ganga River Source: Gangotri Glacier (Uttarakhand) Flows through Bihar districts: Buxar, Patna, Bhagalpur, Munger Major Tributaries in Bihar: Son, Gandak, Kosi, Punpun The Ganga is the lifeline of Bihar. It divides Bihar into North and South Bihar. Most agriculture and irrigation depend on the Ganga river system. 2. Kosi River Source: Tibet (Himalayas) Known as: Sorrow of Bihar Tributary of: Ganga The Kosi River frequently changes its course and causes severe floods in North Bihar. It brings large amounts of silt and affects districts like Supaul and Saharsa. 3. Gandak River Source: Nepal Himalayas Other Name: Narayani Joins: Ganga near Patna The Gandak River is important for irrigati...

Planets of the Solar System – Complete Study Notes with MCQs

Planets of the Solar System – Complete Study Notes with MCQs By KYASC INSTITUTE A planet is a celestial body that orbits a star (like the Sun), has enough gravity to become nearly spherical, and does not produce its own light through nuclear fusion. Our Solar System has eight major planets divided into two categories: Terrestrial Planets and Giant Planets . Types of Planets Terrestrial (Rocky) Planets: Mercury, Venus, Earth, Mars Gas Giants: Jupiter, Saturn Ice Giants: Uranus, Neptune 1. Mercury • Closest planet to the Sun • Smallest planet • No atmosphere • 88 Earth days to orbit the Sun 2. Venus • Hottest planet due to greenhouse effect • Thick carbon dioxide atmosphere • Called Earth’s twin • A day longer than its year 3. Earth • Only known planet supporting life • 70% covered by water • Atmosphere rich in nitrogen and oxygen 4. Mars • Known as the Red Planet • Thin CO₂ atmosphere • Olympus Mons volcano present 5. Jupiter ...

25 Major Rivers of Uttar Pradesh – Complete Guide for Competitive Exams

25 Major Rivers of Uttar Pradesh – Complete Guide for Competitive Exams Uttar Pradesh is blessed with a vast river network that supports agriculture, irrigation, drinking water supply, industries, and religious activities. Most rivers of the state belong to the Ganga river system. For competitive exams like SSC, UPSC, UPPSC, PCS, Railways, and other state exams, knowledge of these rivers is very important. 1. Ganga (Ganges) Origin: Gangotri Glacier, Uttarakhand Length: 2,525 km The Ganga is the most important river of India. It flows through major cities of Uttar Pradesh like Varanasi, Prayagraj, and Kanpur. It supports agriculture and has great religious significance. 2. Yamuna Origin: Yamunotri Glacier, Uttarakhand Length: 1,376 km The Yamuna is the largest tributary of the Ganga and meets it at Prayagraj (Triveni Sangam). 3. Gomti Origin: Gomat Taal, Pilibhit Length: 900 km Flows through Lucknow and is an important water source. 4. Ghaghara (Ka...

30 Multiple Choice Questions (MCQs) on Endogenic and Exogenic forces

30 Multiple Choice Questions (MCQs) on Endogenic and Exogenic forces with their answers in both Hindi and English. Endogenic Forces (एंडोजेनिक बल) 1. **Which of the following is an example of an endogenic force? (निम्नलिखित में से कौन-सा एंडोजेनिक बल का उदाहरण है?)** - A) Earthquake (भूकंप) - B) Wind (पवन) - C) River (नदी) - D) Glacier (हिमनद) - **Answer (उत्तर): A) Earthquake (भूकंप)** 2. **Endogenic forces are responsible for the formation of? (एंडोजेनिक बल किसके निर्माण के लिए जिम्मेदार होते हैं?)** - A) Mountains (पहाड़) - B) Valleys (घाटियाँ) - C) Plains (मैदानी क्षेत्र) - D) Deserts (रेगिस्तान) - **Answer (उत्तर): A) Mountains (पहाड़)** 3. **Which of the following is not an endogenic force? (निम्नलिखित में से कौन-सा एंडोजेनिक बल नहीं है?)** - A) Earthquake (भूकंप) - B) Volcano (ज्वालामुखी) - C) Weathering (अप...

India attends Indo-Pacific Economic Framework for Prosperity (IPEF) Ministerial meeting in Singapore

Indian delegation led by Secretary, Department of Commerce, Shri Sunil Barthwal participated in the Indo-Pacific Economic Framework for Prosperity (IPEF) Ministerial meeting held in Singapore on 6 June 2024. The IPEF Ministerial Statement of 14 November 2023 declared substantial conclusion of negotiations for Clean Economy, Fair Economy, and the overarching Agreement on the Indo-Pacific Economic Framework for Prosperity. Pursuant to this, the IPEF partners completed legal review of the text for these agreements and domestic approval processes. A group of men in suits standing in front of a black curtainDescription automatically generated Today, IPEF members signed these agreements which are first-of-their-kind approaches to addressing 21st century challenges and strengthening economic engagement across a critical region. India actively participated in the signing proceedings and the ministerial deliberations. However, India did not formally sign these agreements as domestic...

Sun? Key Features of Sun and 25 MCQ GK Questions with Answers on Sun.

Definition and Description of the Sun **The Sun** is the star at the center of the Solar System. It is a nearly perfect sphere of hot plasma, primarily composed of hydrogen (about 75%) and helium (about 24%). The Sun generates its energy through a process called nuclear fusion, where hydrogen atoms combine to form helium, releasing vast amounts of energy in the form of light and heat. Key Features of the Sun: 1. **Composition**: Primarily hydrogen and helium, with traces of heavier elements like oxygen, carbon, neon, and iron. 2. **Size**: The Sun has a diameter of about 1.39 million kilometers (870,000 miles), making it 109 times wider than Earth. 3. **Mass**: It contains more than 99.8% of the total mass of the Solar System. Its mass is approximately 1.989 × 10^30 kilograms. 4. **Temperature**: - **Core**: Around 15 million degrees Celsius (27 million degrees Fahrenheit), where nuclear fusion occurs. - **Surface (Photosphere)**: About 5,500°C (9,932°F)...

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Major Rivers of Jammu & Kashmir – Complete Detailed Study Notes for UPSC & JKPSC

Major Rivers of Jammu & Kashmir – Complete Study Notes These notes cover all important rivers of Jammu & Kashmir including their origin, length, tributaries, dams, irrigation importance, and geographical significance. Important for UPSC, JKPSC, SSC and State level exams. 1. Indus River (Sindhu) Source: Mansarovar Lake, Tibet Length: 3180 km (Total) Flows through: Ladakh region Tributaries in J&K: Zanskar, Shyok The Indus River enters India through Ladakh. It is one of the longest rivers in Asia. The river is historically significant as the Indus Valley Civilization developed along it. It flows westwards into Pakistan. 2. Jhelum River Source: Verinag Spring, Anantnag Length: 725 km (Total) Major Tributaries: Lidder, Sindh, Vishav Important Dam: Uri Hydroelectric Project The Jhelum is the lifeline of Kashmir Valley. It flows through Srinagar and Wular Lake. It is crucial for irrigation, drinking water and hydroelectric power. 3. Ch...

Major Rivers of Uttarakhand – Henwal, Bal Ganga, Gola, Ladhya & Goriganga Complete Details

Major Rivers of Uttarakhand – Detailed Study Notes These rivers play a crucial role in the geography, economy, hydroelectric development, irrigation, tourism and religious life of Uttarakhand. They are important for competitive exams like UPSC, UKPSC and other state-level examinations. 21. Henwal River Source: Tehri Garhwal district, Uttarakhand Length: Approximately 50 km Tributary of: River Ganga Confluence: Joins Ganga near Rishikesh The Henwal River originates in the Garhwal region and flows through hilly terrain. It supports local agriculture and rural settlements. The river basin is known for terraced farming and small hydroelectric projects. It is environmentally significant for maintaining ecological balance in the Garhwal Himalayas. 22. Bal Ganga River Source: Uttarkashi district Length: Approximately 60 km Tributary of: Bhagirathi River Confluence: Meets Bhagirathi at Tehri Bal Ganga is an important tributary of the Bhagirathi Ri...

Glacier

Title: Unveiling the Mysteries of Glaciers: Nature's Frozen Giants Introduction: Glaciers, those majestic and enigmatic rivers of ice, have captivated human imagination for centuries. From their breathtaking beauty to their profound impact on the environment, glaciers play a crucial role in shaping our planet's landscapes and ecosystems. In this comprehensive exploration, we delve deep into the world of glaciers, uncovering their formation, characteristics, significance, and the challenges they face in an ever-changing climate. Formation of Glaciers: Glaciers are born from the accumulation and compaction of snow over hundreds or thousands of years. This process begins when snowfall exceeds snowmelt in a particular area, leading to the gradual buildup of snow layers. Over time, the weight of successive layers compresses the lower layers into dense, granular snow called firn. Under the relentless pressure of accumulating snow, the firn eventually transforms into solid ice. As mor...

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