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Type: Prelims Only

  • Coal and Mining Sector

    [pib] Ministry of Mines classifies Barytes, Felspar, Mica and Quartz as Major Minerals

    Note4Students

    From UPSC perspective, the following things are important:

    Prelims level: Major and Minor Minerals

    Why in the News?

    The Ministry of Mines has reclassified Barytes, Felspar, Mica, and Quartz as major minerals, aligning with the National Critical Mineral Mission to boost India’s industrial growth.

    Major and Minor Minerals in India

    What are Major Minerals?

    • Major minerals are those with high economic value, used in industrial applications, energy production, and metallurgy.
    • Regulation: Controlled by the Central Government under the Mines and Minerals (Development and Regulation) Act, 1957 (MMDR Act).
    • Examples:
      • Metallic Minerals: Iron ore, Copper, Bauxite, Gold, Manganese, Zinc, Lead.
      • Energy Minerals: Coal, Lignite, Uranium.
      • Industrial Minerals: Limestone, Rare Earth Elements, Graphite, Gypsum.

    What are Minor Minerals?

    • Minor minerals have lower economic value and are mainly used in construction, local industries, and ornamental purposes.
    • Regulation: Controlled by State Governments under the MMDR Act, which gives them the power to grant leases and regulate mining activities.
    • Examples:
      • Building Materials: Sand, Gravel, Stone, Marble.
      • Non-Metallic Minerals: Dolomite, Mica, Quartz, Felspar, Clay (until reclassified as major minerals).

    Key Reasons for Reclassification:

    • Extraction of Critical Minerals: These minerals are found with Lithium, Beryl, Niobium, Tin, and Tantalum, essential for energy transition, space, and healthcare industries.
    • Industrial & Strategic Importance: Barytes is used in oil drilling, electronics, radiation shielding, while Quartz, Felspar, and Mica are crucial for ceramics, glass, and semiconductor industries.
    • Improved Regulation & Transparency: Reclassification ensures scientific mining, reporting, and compliance under Indian Bureau of Mines (IBM), reducing illegal extraction and enhancing exploration.
    • No Impact on Existing Leases: Current leases remain valid for 50 years, allowing miners to adapt to new rules without disruption, with revenue continuing to benefit State Governments.

    PYQ:

    [2020] Consider the following minerals:

    1. Bentonite
    2. Chromite
    3. Kyanite
    4. Sillimanite

    In India, which of the above is/are officially designated as major minerals?

    (a) 1 and 2 only

    (b) 4 only

    (c) 1 and 3 only

    (d) 2, 3 and 4 only

     

  • Festivals, Dances, Theatre, Literature, Art in News

    Assam to recognize Bathou Faith

    Note4Students

    From UPSC perspective, the following things are important:

    Prelims level: Bathou Faith and its Philosophy

    Why in the News?

    The Bodoland Territorial Region (BTR) government in Assam has officially included ‘Bathouism’ as an option in the religion column of key application forms, including admission forms, birth and death certificates.

    What is Bathouism?

    • Bathouism is the traditional faith of the Bodo people, primarily practiced in Assam and the foothills of Bhutan.
    • It is a nature-centric religion that worships Bathoubwrai, the supreme deity believed to govern the universe.
    • The central symbol of Bathouism is the Sijou plant (Euphorbia antiquorum), representing Bathoubwrai and planted in sacred enclosures (Bathou Thansali).
    • Bathou Puja is performed to seek divine blessings for prosperity, health, and well-being.
    • The Assam government has recently recognized Bathouism as a distinct faith, allowing its inclusion in official documents.

    Philosophy of Bathouism

    • Bathouism is based on five fundamental elements, known as Ba (five) Thou (deep thought), representing natural forces:
    1. Bar (Air) – Symbolizes breath, movement, and life force.
    2. San (Sun) – Represents light, energy, and warmth.
    3. Ha (Earth) – Stands for stability, fertility, and sustenance.
    4. Or (Fire) – Denotes transformation and purification.
    5. Okhrang (Sky) – Represents infinite wisdom and cosmic balance.
    • Bathoubwrai (Sibwrai) is considered almighty, omniscient, and eternal, beyond time and space. He is indestructible—fire cannot burn him, water cannot moisten him, air cannot dry him, and weapons cannot pierce him.
    • Bathouism promotes:
    1. Truthfulness, honesty, and righteousness.
    2. Respect for elders, ancestors, and nature.
    3. Peaceful coexistence and non-violence.
    4. Gratitude through rituals and pujas.
    • Bathou rituals involve five bamboo sticks symbolizing the five elements, with offerings of rice beer, milk, flowers, and incense.
    • Ancestral veneration and community harmony are integral aspects of the faith.

    PYQ:

    [2014] Which one of the following pairs does not form part of the six systems of Indian Philosophy?

    (a) Mimamsa and Vedanta

    (b) Nyaya and Vaisheshika

    (c) Lokayata and Kapalika

    (d) Sankhya and Yoga

     

  • School of Ultimate Leadership (SOUL) Conclave 

    Note4Students

    From UPSC perspective, the following things are important:

    Prelims level: SOUL Conclave

    Why in the News?

    Prime Minister inaugurated the first edition of the School of Ultimate Leadership (SOUL) Leadership Conclave at Bharat Mandapam in New Delhi.

    Bhutan’s PM Tshering Tobgay was the keynote speaker, emphasizing India’s leadership role in shaping governance and public service.

    What is the SOUL Leadership Conclave?

    • The SOUL Leadership Conclave (School of Ultimate Leadership Conclave) is a premier leadership summit inaugurated by PM Modi.
    • It is aimed at cultivating transformational leaders beyond traditional political hierarchies.
    • The event is designed to bring together leaders from diverse sectors, including politics, business, sports, media, spirituality, and public policy, to share their insights and experiences on leadership.
    • The conclave serves as the foundation for the upcoming SOUL Leadership Institution, an exclusive leadership training academy in Gandhinagar, Gujarat.

    Key Features of SOUL Conclave:

    • Multi-Sector Leadership:  Brings together leaders from various fields to promote cross-sector collaboration and knowledge-sharing.
    • Training & Development: Focuses on nurturing ethical and globally competent leaders, beyond traditional political dynasties.
    • SOUL Leadership Institute: A 22-acre, ₹150 crore campus is being developed in Gandhinagar, Gujarat, for formal leadership training.
    • Global Leadership Insights: Discusses policymaking, governance, and leadership challenges with national and international leaders.
    • Strengthening India’s Leadership Pipeline:  Aims to train future leaders in governance, economics, diplomacy, and innovation.
  • Parliament – Sessions, Procedures, Motions, Committees etc

    What is Article 101(4)? 

    Note4Students

    From UPSC perspective, the following things are important:

    Prelims level: Article 101(4)

    Why in the News?

    Amritpal Singh’s detention has raised concerns over his parliamentary position, as Article 101(4) states that an MP’s seat can be vacated after 60 consecutive absences without permission. He has missed 46 sittings so far.

    About Article 101(4) and its Feature

    • Article 101(4) states that if a Member of Parliament (MP) is absent from all meetings of the House for a period of 60 days, their seat may be declared vacant.
    • The 60-day period is counted continuously (excluding adjournments but including recess).
    • If the MP remains absent without prior permission from the House, the seat can be vacated under Article 101(4).
      • No MP has ever lost a seat under Article 101(4) in practice.
    • The House may grant condonation (excuse the absence) if a valid reason is provided.
    • This provision ensures active participation of MPs and prevents prolonged absenteeism.
    • If an MP does not attend any session of Lok Sabha or Rajya Sabha for 60 days without permission, the House can initiate proceedings to declare the seat vacant.

    Legal Options

    • Like past MPs, Amritpal can formally request permission to remain absent due to his incarceration.
    • Former MP from Uttar Pradesh Atul Rai received similar permission in 2023 while in jail.
    • The Lok Sabha must formally vote to declare his seat vacant, making disqualification unlikely unless actively pursued.

    PYQ:

    [2012] Regarding the office of the Lok Sabha speaker, consider the following statements:

    1. He/She holds the office during the pleasure of the President.
    2. He/She need not be a member of the House at the time of his/her election but has to become a member of the House within six months from the date of his/her election.
    3. If he/she intends to resign, the letter of his/her resignation has to be addressed to the Deputy Speaker.

    Which of the statements given above is/are correct?

    (a) 1 and 2 only
    (b) 3 only
    (c) 1, 2 and 3
    (d) None

     

  • National Consumer Helpline (NCH) witnesses growth in NE-States

    Note4Students

    From UPSC perspective, the following things are important:

    Prelims level: National Consumer Helpline (NCH)

    Why in the News?

    The National Consumer Helpline (NCH) has seen a 300% rise in complaints in Arunachal Pradesh, reflecting increased awareness and trust in consumer grievance redressal.

    What is National Consumer Helpline (NCH)?

    • NCH is an initiative of the Department of Consumer Affairs, Ministry of Consumer Affairs, Food & Public Distribution to provide a nationwide grievance redressal system for consumers.
    • It offers advice, guidance, and assistance to consumers facing issues with products, services, and unfair trade practices.
    • Key Features of NCH:
      • Toll-Free Consumer Helpline: 1800-11-4000 / 1915 (Available from 9:30 AM – 5:30 PM, except national holidays).
      • Multi-Channel Complaint Registration: Website, mobile app, email, WhatsApp, and SMS-based complaint filing.
      • Covers a Wide Range of Sectors: E-commerce, telecom, banking, insurance, transport, healthcare, digital payments, etc.
      • Operated under: The Centre for Consumer Studies at the Indian Institute of Public Administration (IIPA).

    How has the NCH succeeded in Northeast India?

    • Complaints rose from 9,162 in 2020 to 36,609 in 2024, with Arunachal Pradesh seeing a 50-fold rise in consumer grievances.
    • 517% increase in online complaint registrations; introduction of regional language assistance to enhance accessibility.
    • Workshops, SHG partnerships, and NGO collaborations helped rural and tribal communities understand consumer rights.
    • “Jago Grahak Jago” initiatives, grants to NE states, and Panchayat training programs increased consumer participation.
    • Consumers experienced faster redressal in cases like e-commerce refunds, delayed product deliveries, and service-related issues.

    PYQ:

    [2012] With reference to consumers rights/privileges under the provisions of law in India, which of the following statements is/are correct?

    1. Consumers are empowered to take samples for food testing.

    2. When a consumer files a complaint in any consumer forum, no fee is required to be paid.

    3. In case of death of a consumer, his/her legal heir can file a complaint in the consumer forum on his/her behalf.

    Select the correct answer using the codes given below:

    (a) 1 only

    (b) 2 and 3 only

    (c) 1 and 3 only

    (d) 1, 2 and 3

     

  • Innovations in Sciences, IT, Computers, Robotics and Nanotechnology

    Microsoft unveils ‘Majorana 1’ Chip for Quantum Computing

    Note4Students

    From UPSC perspective, the following things are important:

    Prelims level: Majorana 1 Chip

    Why in the News?

    Microsoft has unveiled Majorana 1, a groundbreaking quantum chip that introduces a more stable and scalable approach to quantum computing.

    What is Microsoft’s Majorana 1 Chip?

    • Majorana 1 is Microsoft’s latest quantum processor that introduces a new type of stable and scalable qubit based on Majorana fermions.
    • Microsoft believes that this breakthrough could enable practical quantum computing by 2027-29.
    • Majorana Fermions:
      • First theorized by Ettore Majorana in 1937.
      • Exotic particles that act as their own antiparticles.
      • Microsoft engineered them using topological conductors, making qubits more stable and resistant to errors.

    Features of Majorana 1 Chip:

    • Uses topological qubits, which require less error correction compared to traditional superconducting qubits.
    • More scalable, allowing the quantum chip to reach up to 1 million qubits in the future.
    • Built from indium arsenide-aluminum topo-conductors, unlike conventional silicon-based quantum chips.
    • Operates at near absolute zero temperature, tuned with magnetic fields to create a stable quantum environment.
    • Currently an 8-qubit chip, but designed with an architecture that supports significant expansion.

    What is Quantum Computing?

    • Quantum computing is a new approach to computation based on the principles of quantum mechanics that allows computers to process information exponentially faster than classical computers.
    • Unlike classical computers that use binary bits (0 or 1), quantum computers use qubits, which can exist in both 0 and 1 simultaneously (superposition).
    • Key Principles of Quantum Computing:
      • Superposition:  Qubits exist in multiple states at once.
      • Entanglement: –Qubits can be linked, meaning a change in one affects the other instantly.
      • Quantum Tunneling: Qubits can pass through energy barriers.
      • Quantum Interference:  Enhances correct probabilities while canceling out incorrect ones.
    • Quantum computers solve complex problems that are impossible for classical computers, such as simulating molecules, optimizing logistics, and advancing AI.

     

    PYQ:

    [2022] Which one of the following is the context in which the term “qubit” is mentioned?

    (a) Cloud Services
    (b) Quantum Computing
    (c) Visible Light Communication Technologies
    (d) Wireless Communication Technologies

     

  • Water Management – Institutional Reforms, Conservation Efforts, etc.

    NGT Report on Ganga Water Quality

    Note4Students

    From UPSC perspective, the following things are important:

    Prelims level: BOD

    Why in the News?

    The National Green Tribunal (NGT) has raised concerns over the water quality of the Ganga at Triveni Sangam in Prayagraj, Uttar Pradesh. The river is failing to meet bathing standards due to high Biological Oxygen Demand (BOD) and faecal coliform contamination.

    Key Findings of the Ganga Water Quality Assessment at Triveni Sangam:

    • Water is unsafe for bathing as per Central Pollution Control Board (CPCB) standards.
    • BOD levels exceeded the permissible limit of 3 mg/L on multiple days in January 2025.
    • Government releasing 10,000-11,000 cusecs of fresh water to improve quality.
    • Faecal coliform levels (E. coli) far exceed safe limits due to sewage contamination.
    • Safe limit: 2,500 MPN/100 ml; Detected levels: 49,000 MPN/100 ml (Ganga) and 33,000 MPN/100 ml (Yamuna).

    What is Biological Oxygen Demand (BOD)?

    • BOD measures the amount of oxygen required by bacteria to break down organic matter in water.
    • Higher BOD levels indicate higher organic pollution, which can lead to oxygen depletion and aquatic life destruction.
    • Safe limit for bathing water is below 3 mg/L.
    • Excessive BOD levels suggest sewage, industrial waste, or decomposing organic matter contamination.
    • BOD levels above safe limits can cause waterborne diseases and disrupt aquatic ecosystems.

    PYQ:

    [2017] Biological Oxygen Demand (BOD) is a standard criterion for:

    (a) Measuring oxygen levels in blood

    (b) Computing oxygen levels in forest ecosystems

    (c) Pollution assay in aquatic ecosystems

    (d) Assessing oxygen levels in high-altitude regions

     

  • Labour, Jobs and Employment – Harmonization of labour laws, gender gap, unemployment, etc.

    [pib] Periodic Labour Force Survey (PLFS) Quarterly Bulletin

    Note4Students

    From UPSC perspective, the following things are important:

    Prelims level: Periodic Labour Force Survey (PLFS)

    Why in the News?

    The latest edition of PLFS report (October-December 2024) has highlighted key labour market indicators.

    plfs

    About Periodic Labour Force Survey (PLFS)

    • The PLFS is conducted by the National Statistical Office (NSO), Ministry of Statistics and Programme Implementation (MoSPI) to assess employment and unemployment trends in India.
    • Launched in April 2017, PLFS provides quarterly estimates for urban areas and annual estimates for both rural and urban areas.
    • Key Indicators:
    1. Labour Force Participation Rate (LFPR): Percentage of people working or seeking jobs.
    2. Worker Population Ratio (WPR): Percentage of people employed.
    3. Unemployment Rate (UR): Percentage of job seekers unable to find employment.
    4. Current Weekly Status (CWS): Employment status based on work done in the last 7 days.
    • Survey Methodology:
      • Urban Areas: Rotational Panel Sampling (each household surveyed four times).
      • Data Collected (Oct-Dec 2024): 5,742 urban units surveyed, covering 1,70,487 individuals across 45,074 households.
      • Publication: Quarterly Bulletins for urban areas, Annual Reports for rural and urban regions.

    Key Highlights of PLFS (Oct-Dec 2024)

    • Labour Force Participation Rate (LFPR): 50.4% (↑ from 49.9% in 2023).
      • Male LFPR: 75.4% (↑ from 74.1% in 2023).
      • Female LFPR: 25.2% (↑ from 25.0% in 2023).
    • Worker Population Ratio (WPR): 47.2% (↑ from 46.6% in 2023).
      • Male WPR: 70.9% (↑ from 69.8% in 2023).
      • Female WPR: 23.2% (↑ from 22.9% in 2023).
    • Unemployment Rate (UR): 6.4% (↓ from 6.5% in 2023).
      • Male UR: 5.8% (unchanged).
      • Female UR: 8.1% (↓ from 8.6% in 2023).

    PYQ:

    [2023] Most of the unemployment in India is structural in nature. Examine the methodology adopted to compute unemployment in the country and suggest improvements.

    [2013] Disguised unemployment generally means:

    (a) large number of people remain unemployed

    (b) alternative employment is not available

    (c) marginal productivity of labour is zero

    (d) productivity of workers is low

     

  • International Space Agencies – Missions and Discoveries

    New study challenges the age of Saturn’s Rings

    Note4Students

    From UPSC perspective, the following things are important:

    Prelims level: Saturn’s Rings

    Why in the News?

    A new study has challenged previous assumptions, suggesting that Saturn’s rings could be as old as the Solar System (~4.5 billion years old).

    New study challenges the age of Saturn’s Rings

    About Saturn and Its Rings

    • Saturn, the sixth planet from the Sun, is famous for its iconic ring system, made up of billions of ice and rock particles ranging in size from tiny grains to massive chunks.
    • It is primarily composed of water ice (95%), with some dust and rocky debris.
    • The rings are divided into seven main sections (A to G), with gaps like the Cassini Division.
    • Scientists have debated whether the rings formed with Saturn (~4.5 billion years ago) or if they are only 100-400 million years old.
    • Over time, tiny space rocks should darken the rings, yet they remain surprisingly bright.

    Key Findings of the Study:

    • Earlier estimates, based on Cassini data, suggested the rings were 100-400 million years old because they looked clean and bright.
    • The new study suggests that micrometeoroid collisions remove dust efficiently, preventing the rings from darkening over time.
    • High-speed micrometeoroid impacts (~108,000 km/h) cause dust to vaporize, rather than accumulate.
    • The vaporized dust either escapes Saturn’s gravity, falls into the planet’s atmosphere, or gets ejected into space, keeping the rings pristine.
    • 100 million years ago, the Solar System was stable, making ring formation unlikely.
    • 4 billion years ago, the Solar System was chaotic, increasing the chances of violent planetary collisions that could have formed Saturn’s rings.

    Various Missions to Saturn

    Saturn has been explored by multiple spacecraft, each providing valuable insights into its rings, atmosphere, and moons.

    1. Pioneer 11 (1979)

    • First spacecraft to fly past Saturn, capturing basic images.

    2. Voyager 1 & Voyager 2 (1980-1981)

    • Discovered new moons and ring structures.
    • Provided detailed images of Saturn’s rings.

    3. Cassini-Huygens (1997-2017)

    • A NASA-ESA-ASI mission that orbited Saturn for 13 years.
    • Key discoveries:
      • Confirmed liquid oceans on Enceladus.
      • Found methane lakes on Titan.
      • Observed Saturn’s rings losing material into the planet’s atmosphere.

     

    PYQ:

    [2009] Which one of the following planets has largest number of natural satellites or moons?

    (a) Jupiter
    (b) Mars
    (c) Saturn
    (d) Venus

     

  • Historical and Archaeological Findings in News

    Iron Age in India

    Note4Students

    From UPSC perspective, the following things are important:

    Prelims level: Iron Age; Important Sites

    Why in the News?

    Tamil Nadu CM recently proclaimed that the Iron Age began on Tamil soil over 5,300 years ago (4th millennium BCE), based on findings from Mayiladumparai, Sivagalai, Adichanallur, and Kilnamandi.

    Iron Age in India

    • The Iron Age in India was initially thought to have begun around 700-600 BCE.
    • Radiocarbon dating pushed the timeline back to 1800 BCE, with evidence of iron smelting found in Central Ganga Plain and Eastern Vindhyas.
    • Recent discoveries in Tamil Nadu suggest that iron metallurgy was established in South India as early as 3300 BCE.

    Notable Iron Age Sites in India:

    1. Central and Northern India
    • Raja Nala-ka-tila (UP): Iron tools and slag found in pre-NBP (Northern Black Polished) deposits (1400–800 BCE).
    • Malhar (Chandauli, UP): Furnaces and iron slag indicate a major iron metallurgy center (1200 BCE).
    • Dadupur (UP): Large-scale iron smelting evidence dating back to 1000 BCE.
    • Hastinapur (UP): Iron tools associated with the Painted Grey Ware (PGW) culture (1000 BCE).
    • Takshashila (Punjab, Pakistan): Iron tools found in Gandhara settlements (800 BCE).
    1. Western and Central India
    • Ahar (Rajasthan): Chalcolithic culture (2500–1700 BCE) showed early evidence of iron artifacts.
    • Naikund (Vidarbha, Maharashtra): Discovery of an iron smelting furnace (1000 BCE).
    • Mahurjhari (Nagpur, Maharashtra): Horse ornaments made of copper with iron knobs (800 BCE).
    1. South India
    • Paiyampalli (Tamil Nadu): Large-scale iron smelting and slag deposits (1200 BCE).
    • Adichanallur (Tamil Nadu): Iron tools and burial urns linked to Megalithic culture (1000 BCE).
    • Mayiladumparai (Tamil Nadu): Recent findings date iron usage to 3300 BCE, making it one of the oldest sites of iron metallurgy in India.
    • Sivagalai (Tamil Nadu): Iron artifacts and slag deposits, indicating early smelting practices (1100 BCE).

    Iron Age in Tamil Nadu: New Discoveries

    • Earlier studies in Mayiladumparai Excavation (2022) suggested that the Iron Age began 4,200 years ago (3rd millennium BCE).
    • This timeline coincides with the Copper/Bronze Age in North India, indicating a technological divergence between the regions.
    • The latest State Archaeology Department’s report, “Antiquity of Iron: Recent Radiometric Dates from Tamil Nadu, confirms that Iron smelting began as early as 3,345 BCE – 2,953 BCE.
    • Limited availability of copper ores in South India might have led to the early adoption of iron technology.
    • Excavations in Sivagalai, Adichanallur, Kilnamandi, and Mayiladumparai indicate that the Iron Age in Tamil Nadu predates much of North India.

    PYQ:

    [2017] With reference to the difference between the culture of Rigvedic Aryans and Indus Valley people, which of the following statements is/are correct?

    1. Rigvedic Aryans used the coat of mail and helmet in warfare whereas the people of Indus Valley Civilization did not leave any evidence of using them.
    2. Rigvedic Aryans knew gold, silver and copper whereas Indus Valley people knew only copper and iron.
    3. Rigvedic Aryans had domesticated the horse whereas there is no evidence of Indus Valley people having been aware of this animal.

    Select the correct answer using the code given below:

    (a) 1 only

    (b) 2 and 3 only

    (c) 1 and 3 only

    (d) 1, 2 and 3