💥UPSC 2026, 2027, 2028 UAP Mentorship (March Batch) + Access XFactor Notes & Microthemes PDF

Type: Prelims Only

  • Electoral Reforms In India

    When can Courts order a Recount of Votes?

    Why in the News?

    The Supreme Court for the very first time has recounted EVM votes on its premises and overturned a Haryana sarpanch election result.

    Legal Framework for Challenging Election Results:

    • Parliamentary, Assembly, State Council elections: Validity can be challenged by filing an election petition in the High Court of the state where the election was held.
    • Local government elections: Petitions must be filed at district-level civil courts.
    • Eligibility to file: Only a candidate or elector related to the election can file.
    • Timeframe: Petition must be filed within 45 days of result declaration.
    • Petition requirements:
      • Must contain concise statement of material facts.
      • Allegations of “corrupt practices” must include names of individuals, dates, and locations.
    • Judicial Approach:
      • SC considers corrupt practices as quasi-criminal, requiring high standard of proof.
      • Vague or ambiguous petitions are dismissed.
    • Legal Basis:
      • Representation of the People Act, 1951.
      • State Panchayat Raj Acts.

    Grounds for Invalidating an Election:

    Courts can void an election on:

    • Bribery or undue influence, e.g., hiding criminal antecedents or promoting enmity.
    • Candidate disqualified/unqualified on the election date.
    • Improper rejection of nomination paper.
    • Improper acceptance of nomination or improper reception/rejection of votes, if shown to materially affect results.
    • Non-compliance with Constitution or election laws/rules, if it materially impacted the outcome.

    When can Courts order Recount of Votes?

    • A recount is a possible judicial remedy but not granted lightly.
    • Seen as affecting vote secrecy, which is vital to free and fair elections.
    • Courts order recounts only if:
      • Petitioner presents specific material facts.
      • Evidence shows a prima facie case of probable counting error.
      • Recount is deemed necessary for justice.
    • Normally conducted at election location.
    • Exception: Panipat case, where SC recounted votes in its own premises.

    Can Courts declare a new Winner?

    • Rare, but courts can declare a new winner if:
      • Evidence shows petitioner (or another candidate) actually had majority of valid votes.
      • Or petitioner proves they would have won but for votes gained through corrupt practices.
    • Requires concrete, quantifiable evidence of tainted votes.
    • Example: In Feb 2024 Chandigarh mayoral election, SC declared a new winner after:
      • Presiding officer wrongly invalidated 8 paper ballots.
      • All votes had been cast for the losing candidate.
      • SC restored them as valid, making the losing candidate the winner.
    [UPSC 2004] Consider the following tasks:

    1. Superintendence, direction and conduct of free and fair elections.

    2. Preparation of electoral rolls for all elections to the Parliament, State Legislatures and the Office of the President and the Vice-President.

    3. Giving recognition to political parties and allotting election symbols to political parties and individuals contesting the election.

    4. Proclamation of final verdict in the case of election disputes.

    Which of the above are the functions of the Election Commission of India?

    Options: (a) 1, 2 and 3* (b) 2, 3 and 4 (c) 1 and 3 (d) 1, 2 and 4

     

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

    How are Soaps and Detergents manufactured?

    Why in the News?

    This newscard is an excerpt from the original article published in ‘The Hindu’.

    About Soap:

    • Composition: Soap is sodium (Na) or potassium (K) salt of fatty acids derived from vegetable oils or animal fats.
    • Formula: Solid soaps are RCOONa, liquid soaps are RCOOK.
    • Function: Cleansing agent due to dual hydrophilic (water-attracting) and hydrophobic (oil-attracting) nature.
    • History: Used since 2800 BC in Mesopotamia and ancient India (soap nuts, bark, flowers). Became mass-produced during the Industrial Revolution, initially a luxury.

    Soap-Making Process

    • Raw Materials: Oils such as coconut, olive, palm, sunflower provide triglycerides.
    • Hydrolysis: Oils hydrolysed with hot water under pressure → fatty acids + glycerin.
    • Saponification: Fatty acids react with sodium hydroxide (NaOH) → soap (RCOONa) + water.
    • Processing: Soap dried into noodles, blended with perfumes, colours, fillers, additives.
    • Shaping: Extruded, cut, and stamped into bars.
    • Quality: Total Fatty Matter (TFM) indicates quality; higher TFM = better cleansing.
    • Production Scale: Modern automated lines make 600–700 soaps per minute.

    Ecological Impact of Soap

    • Biodegradability: Traditional soaps are biodegradable and safer for the environment.
    • Detergents: Synthetic alternatives developed during World War I oil shortages; more efficient but harmful.
    • Pollution: Surfactants and phosphates in detergents cause nutrient pollution and persist in ecosystems.
    [UPSC 2002] Consider the following statements:

    Assertion (A) Synthetic detergents can lather well in hard water.

    Reason (R): Synthetic detergents form soluble calcium and magnesium salts with hard water.

    Which one of the following is correct in respect of the above statements?

    Options:

    (a) Both A and R are individually true and R is the correct explanation of A *

    (b) Both A and R are individually true but R is not a correct explanation of A

    (c) A is true but R is false

    (d) A is false but R is true

     

  • Health Sector – UHC, National Health Policy, Family Planning, Health Insurance, etc.

    Primary Amoebic Meningoencephalitis (PAM)

    Why in the News?

    Kerala’s health department has issued an alert in Kozhikode district after three consecutive cases of the rare and highly fatal disease Primary Amoebic Meningoencephalitis (PAM) were reported.

    About Primary Amoebic Meningoencephalitis (PAM):

    • Cause: Rare and usually fatal infection caused by Naegleria fowleri, known as the “brain-eating amoeba.”
    • Habitat: Thrives in warm freshwater up to 46°C (115°F).
    • Entry: Enters through the nose during swimming or water activities, travels via olfactory nerve to the brain.
    • Impact: Destroys brain tissue and causes severe swelling.
    • Transmission: Not communicable from person to person.
    • Symptoms: Headache, fever, nausea, vomiting, stiff neck, confusion, seizures, hallucinations, coma, and death.
    • Progression: According to the Centers for Disease Control and Prevention (CDC), most cases result in death within 1–18 days of symptom onset.

    Diagnosis and Treatment:

    • Diagnosis:
    • Treatment:
      • No single therapy effectively established.
      • Managed per CDC guidelines using drug combinations such as: Medical interventions typically involve a combination of drugs, including amphotericin B, azithromycin, fluconazole, rifampin, miltefosine, and dexamethasone.
    [UPSC 2008] Consider the following statements:

    1. Femur is the longest bone in the human body.

    2. Cholera is a disease caused by bacteria.

    3. ‘Athlete’s foot’ is a disease caused by virus. Which of the statements given above are correct?

    Options: (a) 1 and 2 * (b) 2 and 3 (c) 1 and 3 (d) 1, 2 and 3

     

  • Innovations in Biotechnology and Medical Sciences

    Scientists turn E. Coli Bacteria into a Bio-Sensor

    Why in the News?

    Researchers from UK and China have developed a bioelectronic device where genetically engineered E. Coli bacteria act as self-powered chemical bio-sensor.

    About Escherichia coli (E. coli) Bacteria:

    • Overview: Gram-negative, rod-shaped bacterium that inhabits the lower intestine of warm-blooded animals.
    • Family: Belongs to the Enterobacteriaceae family.
    • Harmless vs Pathogenic: Most strains are harmless, but some (e.g., E. coli O157:H7) cause severe foodborne illness, diarrhoea, and kidney complications.
    • Gut Role: Contributes to vitamin K synthesis and maintains gut microbiota balance.
    • Transmission: Pathogenic strains spread via contaminated food, water, or direct contact, leading to outbreaks.
    • Diagnostic Importance: Presence in water is a key indicator of faecal contamination.

    Bio-Sensors Generated Using E. coli

    • Innovation: Genetically engineered E. coli used as self-powered chemical biosensors.
    • Mechanism: Detect compounds, process signals, and produce electrical outputs compatible with low-cost electronics.
    • Modules:
      • Sensing Module: Detects target molecules.
      • Processing Module: Amplifies or modifies signals.
      • Output Module: Produces phenazines measurable via electrochemistry.
    • Applications:
      • Detected arabinose (plant sugar) within 2 hours.
      • Detected mercury ions in water at trace levels (below WHO safety limits) within 3 hours.
      • Demonstrated an “AND” logic gate, producing signals only when two molecules were present together.
    • Significance:
      • Cheaper, programmable, and robust alternative to enzyme-based biosensors.
      • Potential in environmental monitoring, water safety, medical diagnostics, and bioelectronics.
    [UPSC 2010] Which bacterial strain, developed from natural isolated by genetic manipulations, can be used for treating oil spills?

    (a) Agrodbacterium

    (b) Clostridium

    (c) Nitrosomonas

    (d) Pseudomonas*

     

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

    In news: Gugga Naumi Festival

    Why in the News?

    The Gugga Naumi festival was widely celebrated across northern states of India on 17th August.

    About Gugga Naumi Festival:

    • Festival: Folk religious celebration in Rajasthan, Haryana, Punjab, Jammu & Kashmir, Uttar Pradesh, and northern states.
    • Timing: Observed on the ninth day of Krishna Paksha in Bhadrapad month, usually after Janmashtami.
    • Deity: Dedicated to Gugga (Gugga Pir / Gugga Zahir Pir / Guaaji), a Chauhan Rajput prince believed to control snakes.
    • Tradition: Reflects syncretic worship by Hindus and Muslims, showcasing folk religiosity beyond formal religion.

    Key Features:

    • Duration: Begins on Rakhi and lasts nine days, with pilgrimages to Gugga Medi village in Hanumangarh, Rajasthan.
    • Rituals: Garudas (snake charmers and healers) carry Gugga Pir’s Chahad (standard).
    • Devotion: Pir ke Sole (songs) sung, fairs organised at shrines (Marhis).
    • Depiction: Gugga shown riding a blue horse, with blue and yellow flags.
    • Belief: Worshipped by mothers for children’s health, and by barren women for fertility blessings.
    [UPSC 2018] Consider the following pairs: Tradition State

    1. Chapchar Kut festival — Mizoram

    2. Khongjom Parba ballad — Manipur

    3. Thong-To dance — Sikkim

    Which of the pairs given above is/are correct?

    (a) 1 only (b) 1 and 2* (c) 3 only (d) 2 and 3

     

  • Genetically Modified (GM) crops – cotton, mustards, etc.

    Chalkiness in Rice and the Genetic Breakthrough

    Why in the News?

    Recently, Chinese scientists identified a key gene, Chalk9, that controls chalkiness in rice, offering a breakthrough for crop improvement.

    About Chalk9 Gene in Rice:

    • Overview: Chalk9 is a gene found on chromosome 9 of rice.
    • Function: Encodes the enzyme E3 ubiquitin ligase, which regulates protein degradation.
    • Target Protein: Acts on OsEBP89, a regulator of starch-synthesis genes Wx and SSP.
    • Chalk9-L Variant: Promotes OsEBP89 degradation → prevents excess starch accumulation → results in low chalkiness and translucent grains.
    • Chalk9-H Variant: Fails to degrade OsEBP89 efficiently → leads to starch buildup → high chalkiness and brittle grains.

    Significance:

    • Grain Quality: Chalkiness lowers milling recovery and reduces rice’s commercial value.
    • Genetic Solution: Discovery of Chalk9 offers a direct genetic tool to reduce chalkiness.
    • Breeding Advantage: Rice breeding programs can introduce Chalk9-L to produce premium low-chalk rice.
    • Economic Impact: Improves farmer income and enhances food security.
    • Consumer Preference: Meets demand for better quality, translucent rice varieties.
    [UPSC 2022] Consider the following statements: DNA Barcoding can be a tool to :

    1. assess the age of a plant or animal. 2. distinguish among species that look alike. 3. identify undesirable animal or plant materials in processed foods.

    Which of the statements given above is/are correct?

    Options: (a) 1 only (b) 3 only (c) 1 and 2 (d) 2 and 3*

     

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

    MIT Research of Ionic Liquids (ILs)

    Why in the News?

    MIT-led research suggests life may not need liquid water; ionic liquids (salts that stay liquid below 100°C) could support life on rocky super-Earths with volcanic activity and little water.

    About Ionic Liquids (ILs):

    • Overview: Salts in liquid form below 100°C, composed entirely of ions.
    • Properties: Non-volatile, non-flammable, thermally stable, and tunable as hydrophobic or hydrophilic.
    • Structure: Unlike water (neutral molecules), ILs consist of ions and ion pairs.
    • Electrochemical Use: Excellent electrolytes with broad electrochemical windows.
    • Applications: Used in synthesis, catalysis, electrochemistry, extraction, biotechnology, and as green alternatives to volatile solvents.

    Breakthrough Findings of MIT Study:

    • Life Without Water: Experiments showed life could potentially survive using ILs as solvents instead of water.
    • Natural Formation: Sulfuric acid mixed with nitrogen compounds can naturally form ILs.
    • Exoplanet Link: Such ILs may exist on rocky super-Earths with volcanic activity and thin atmospheres.
    • Venus Research Origin: Discovery emerged from studying Venus, where sulfuric acid clouds interact with organic molecules to form ILs.
    • Biological Relevance: ILs can provide stable environments for biomolecules, supporting metabolism.

    Significance of the Study:

    • Habitability Expansion: Broadens habitability definition beyond water-based models.
    • Biosignatures: Suggests new chemical markers for exoplanet life detection.
    • Venus Missions: Strengthens rationale for Venus’s exploration targeting IL-based chemistry.
    • Wider Habitable Zones: Implies more planets could host life than previously thought.
    [UPSC 2015] The term ‘Goldilocks Zone’ is often seen in the news in the context of:

    (a) the limits of habitable zone above the surface of the Earth

    (b) regions inside the Earth where shale gas is available

    (c) search for the Earth-like planets in outer space*

    (d) search for meteorites containing precious metals

     

  • Judicial Pendency

    Supreme Court interventions in Civil–Criminal overlap Cases

    Why in the News?

    In August 2025, the Supreme Court intervened twice to prevent the misuse of criminal proceedings in essentially civil disputes.

    About Civil and Criminal Cases:

    • Civil cases involve disputes between individuals or organisations and are mostly governed by Code of Civil Procedure, 1908 (CPC). The aim is to resolve rights and duties, usually through compensation (damages) or injunctions. Examples: property disputes, contract breaches, divorce, custody, money recovery.
    • Criminal cases involve offences against the state or society. The objective is punishment and deterrence. Initiated by the state prosecutor. Examples: theft, cheating, assault, murder.
    • Burden of proof:
      • Civil cases: Decided on a preponderance of probabilities (more likely than not).
      • Criminal cases: Guilt must be proven beyond reasonable doubt.
    • Dual Cases: Some acts can give rise to both civil and criminal liability. For dual proceedings, there must be proof of criminal intent before entering the commercial or personal relationship.
    • Timelines: Data from the National Judicial Data Grid (2025) shows civil cases are slower (avg. 4.91 years) compared to many criminal cases (70% disposed within a year).

    Recent Supreme Court Actions:

    • Rajasthan plywood dispute case (Aug 13, 2025): SC held there was no criminal breach of trust in a simple sale transaction. Denial of pre-arrest bail by the High Court was overturned.
    • Allahabad HC case (Aug 4, 2025): SC criticised a judge for allowing criminal proceedings in a business transaction dispute, calling it a “mockery of justice”. The judge was temporarily barred from handling criminal cases, later reinstated after CJI intervention.
      • The SC clarified that civil disputes cannot be turned into criminal prosecutions unless fraud or criminal intent is clearly shown.
    [UPSC 2016] With reference to the ‘Gram Nyayalaya Act’, which of the following statements is/are correct?

    1. As per the Act, Gram Nyayalayas can hear only civil cases and not criminal cases.

    2. The Act allows local social activists as mediators/reconciliators.

    Options: (a) 1 only (b) 2 only* (c) Both 1 and 2 (d) Neither 1 nor 2

     

  • Modern Indian History-Events and Personalities

    In news: British Conquest of Sindh

    Why in the News?

    The British conquest of Sindh in the 1840s was a key step in colonial expansion, reminding us that regions like Sindh, Punjab, and Bengal came under British rule long before the 1947 partition of India and Pakistan.

    British Conquest of Sindh:

    • Sindh was annexed by the British in 1843 after the battles of Miani and Dubbo.
    • The resistance was led by Hosh Muhammad Sheedi, a general of the Talpur army and member of the African-origin Siddi community.
    • His defiance symbolised the first major armed resistance to British expansion in northwest India.

    Political Background in Sindh:

    • Kalhora Dynasty (1701–1779): Founded by Mian Yar Muhammad Kalhoro, recognised by Mughals; ruled northern and central Sindh. Prosperous period but weakened by internal disputes.
    • Talpur Dynasty (1779–1843): Baloch Talpurs overthrew Kalhoras; consolidated Sindh under clan rule at Hyderabad and Khairpur.
    • Geopolitical Context: Sindh lay at the crossroads of British–French–Russian rivalry (The Great Game). Britain feared Russian advances through Iran and Afghanistan.
    • British Entry: East India Company forced treaties on Talpurs; captured Karachi (1839) after bombarding Manora fort.

    British Advance and the Fall of Sindh:

    • Battle of Miani (17 Feb 1843): British under Sir Charles Napier defeated Mir Nasir Khan Talpur near Hyderabad.
    • Battle of Dubbo (24 Mar 1843): Hosh Muhammad Sheedi allied with Mir Sher Muhammad Talpur of Mirpur Khas. Sheedi raised the war cry “Marvesoon par Sindh na desoon” (I may die but will not give up Sindh). He was killed in action.
    • British Annexation: After Dubbo, Sindh was annexed into the Bombay Presidency. Talpur rule ended.
    • Aftermath: Within a decade, Punjab too was annexed (1849), bringing all of northwest India under British rule.

    Legacy of Hosh Muhammad Sheedi:

    • Born into the household of Talpur rulers; of African-Siddi descent.
    • Valour acknowledged by both Indian and British chroniclers.
    • Became a folk hero of Sindh, remembered by Hindus and Muslims alike.
    • His legacy is central to the cultural memory of Sindh and highlights the role of the Siddi community in resisting colonialism.
    [UPSC 2007] The ruler of which one of the following States was removed from power by the British on the pretext of misgovernance?

    Options: (a) Awadh* (b) Jhansi (c) French (d) Satara

     

  • Modern Indian History-Events and Personalities

    Red Fort as the Venue for Independence Day

    Why in the News?

    On August 15, 2025, Prime Minister delivered the longest Independence Day speech (103 minutes) from the Red Fort, continuing a tradition started by Jawaharlal Nehru in 1947.

    The fort’s choice as the venue reflects its historic role as Delhi’s seat of power and symbol of sovereignty.

    About the Red Fort:

    • Construction: Built in 1648 by Mughal Emperor Shah Jahan as the palace fort of Shahjahanabad, his new capital.
    • Material: Enclosed by massive red sandstone walls with royal pavilions and apartments.
    • Water Feature: Contained the Nahr-i-Behisht (“Stream of Paradise”), a continuous water channel.
    • Architectural Value: Prime example of Mughal architecture, blending Islamic traditions with Indian craftsmanship.
    • Recognition: Declared a UNESCO World Heritage Site in 2007.

    Historical Significance of Delhi and Red Fort:

    • Delhi’s Role: Seat of power for nearly a thousand years, regarded as “capital of all Hindustan” by Babur.
    • Shahjahanabad: Inaugurated in 1648 with the Red Fort at its centre.
    • Symbol of Sovereignty: Even after Mughal decline, Delhi remained central; East India Company minted coins in the emperor’s name.

    1857 Revolt and British Authority:

    • Revolt Centre: Bahadur Shah Zafar was declared leader by sepoys in Delhi.
    • Aftermath: Fall of Delhi ended Mughal rule; Zafar was exiled.
    • Fort Damage: British converted Red Fort into a military garrison, destroying ~80% of interiors.
    • Imperial Authority: Delhi Durbars (1877, 1903, 1911) asserted British control before capital shifted from Calcutta to Delhi in 1911.

    Significance of Red Fort for Independence Day:

    • INA Trials: Held in Red Fort in 1946, igniting nationalist fervour.
    • 1947 Ceremony: Jawaharlal Nehru hoisted the national flag on 15 August 1947 and gave the first Independence Day address.
    • Tradition: Since then, every Prime Minister hoists the flag and addresses the nation from its ramparts.
    • Symbolism: Site once stamped with colonial dominance, now reclaimed as a symbol of India’s sovereignty.
    [UPSC 2021] What was the exact constitutional status of India on 26th January, 1950?

    Options: (a) A democratic Republic (b) A Sovereign Democratic Republic* (c) A Sovereign Secular Democratic Republic (d) A Sovereign Socialist Secular Democratic Republic