Daily UPSC Prelims Quiz (November 12, 2026): 5 High-Yield MCQs & Explanations

Daily UPSC Prelims Quiz: 5 High-Yield Questions with Detailed Explanations (November 12, 2026)

Test your knowledge with today's UPSC Prelims practice questions derived from today's top newspaper editorials and current affairs. Attempt each question before reading the detailed explanation, trap alerts, and syllabus linkage.

Question 1: Sub-classification of Reservations & Constitutional Framework

Context / Statement: Consider the following statements regarding the legal and constitutional dimensions of reservations in India:

The Supreme Court has ruled that states possess the legislative competence to sub-classify Scheduled Castes (SCs) and Scheduled Tribes (STs) to provide preferential treatment to more backward sub-groups within the reserved categories.
State legislatures possess the constitutional authority to alter the Presidential list of Scheduled Castes notified under Article 341 by adding or deleting castes based on local socio-economic data.
Such sub-classification must be backed by quantifiable empirical data demonstrating the inadequate representation of the specific sub-group in public employment and education.

Which of the statements given above is/are correct?

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

👉 Click to Reveal Answer & Detailed Explanation

Correct Answer: (c) 1 and 3 only

Detailed Explanation: Statement 1 is correct. In a landmark ruling, a seven-judge Constitution Bench of the Supreme Court held that states can sub-classify SCs and STs to ensure equitable distribution of reservation benefits to the most marginalized among them, overturning the earlier 2004 *E.V. Chinnaiah* judgment. Statement 2 is incorrect: Under Article 341 and Article 342 of the Constitution, only Parliament has the power to include or exclude any caste/tribe from the Presidential lists; states cannot alter the central list, though they can create sub-categories *within* the existing list. Statement 3 is correct: Any exercise of sub-classification must be justified by empirical and quantifiable data showing inadequate representation of that specific sub-group.

⚠️ UPSC Prelims Trap Alert: UPSC frequently confuses the legislative power of *Parliament* versus *State Legislatures* regarding Article 341/342 lists. While states can sub-classify for affirmative action, they cannot modify the notified Presidential list.

Syllabus Match: GS Paper 2 - Indian Constitution—Features, Amendments, Significant Provisions and Basic Structure; Social Justice.

Question 2: Social Security and Labour Welfare for Unorganised Workers

Context / Statement: Consider the following statements regarding social security frameworks and labour welfare in India:

The e-Shram portal, established by the Ministry of Labour and Employment, serves as a comprehensive national database of unorganised workers seeded with Aadhaar.
The Code on Social Security, 2020, explicitly provides for the formulation of welfare schemes for gig and platform workers by setting up a National Social Security Board.
Agricultural labourers are statutorily barred by central legislation from being registered on any national social security or welfare portal.

Which of the statements given above is/are correct?

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

👉 Click to Reveal Answer & Detailed Explanation

Correct Answer: (a) 1 and 2 only

Detailed Explanation: Statement 1 is correct. The e-Shram portal is a centralized database created to register unorganised workers (including construction workers, migrant workers, domestic workers, and agricultural labourers) to facilitate delivery of social security benefits. Statement 2 is correct. The Code on Social Security, 2020, recognizes new forms of employment like gig and platform work and mandates a National Social Security Board to recommend and monitor schemes for them. Statement 3 is incorrect: Agricultural workers form a major chunk of the unorganised workforce and are fully eligible for registration on the e-Shram portal and coverage under various welfare measures.

⚠️ UPSC Prelims Trap Alert: Watch out for absolute terms like "statutorily barred" or "excluded from all central legislation"—marginalized groups like agricultural labourers are primary beneficiaries of multiple targeted welfare schemes.

Syllabus Match: GS Paper 3 - Inclusive Growth and issues arising from it; Employment Generation and Labour Welfare.

Question 3: Quantum Computing & Environmental Health Impacts

Context / Statement: Consider the following statements regarding emerging technologies and environmental health:

Quantum computing relies on quantum bits (qubits) that exploit the physical phenomena of superposition and entanglement to perform complex computations exponentially faster than classical computers.
The National Quantum Mission (NQM) is implemented under the administrative control of the Ministry of Electronics and Information Technology (MeitY).
Fine particulate matter such as PM2.5 can penetrate deep into pulmonary alveoli and enter the bloodstream, causing systemic cardiovascular and respiratory pathologies.

Which of the statements given above is/are correct?

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

👉 Click to Reveal Answer & Detailed Explanation

Correct Answer: (c) 1 and 3 only

Detailed Explanation: Statement 1 is correct. Qubits can exist in multiple states simultaneously (superposition) and be interconnected (entanglement), enabling massive parallel processing capabilities. Statement 2 is incorrect: The National Quantum Mission (NQM) is steered by the **Department of Science and Technology (DST)** under the Ministry of Science and Technology, not MeitY. Statement 3 is correct. PM2.5 (particles with a diameter of 2.5 micrometers or less) bypasses nasal filters and upper airway defenses, reaching alveoli and crossing into the circulatory system, triggering systemic inflammation.

⚠️ UPSC Prelims Trap Alert: Ministry attribution is a classic UPSC trap. Technology missions like NQM are frequently attributed to MeitY or NITI Aayog instead of their actual nodal departments (DST).

Syllabus Match: GS Paper 3 - Awareness in the fields of IT, Space, Computers, Robotics, Nanotechnology, Bio-technology; Conservation, Environmental Pollution and Degradation.

Question 4: Monetary Policy Framework and Inflation Dynamics

Context / Statement: Consider the following statements regarding inflation targeting and fiscal-monetary coordination in India:

The Reserve Bank of India (RBI) operates under a statutory flexible inflation targeting framework designed to maintain the Consumer Price Index (CPI) inflation target at 4 percent with a tolerance band of +/- 2 percent.
The Monetary Policy Committee (MPC) consists of six members, and in the event of a tie on any resolution, the RBI Governor has a casting vote.
Headline inflation management is exclusively the domain of monetary policy; fiscal measures such as import duties, public expenditure, and supply-chain interventions have no impact on inflation control.

Which of the statements given above is/are correct?

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

👉 Click to Reveal Answer & Detailed Explanation

Correct Answer: (a) 1 and 2 only

Detailed Explanation: Statement 1 is correct. Under Section 45ZA of the Reserve Bank of India Act, 1934, the Central Government in consultation with the RBI notified the inflation target of 4% CPI inflation with upper and lower tolerance limits of 6% and 2%. Statement 2 is correct. The 6-member MPC has 3 members from RBI and 3 external members appointed by the Central Government; the Governor holds a casting vote in case of a tie. Statement 3 is incorrect: Inflation in developing economies is heavily driven by supply shocks (food and fuel), requiring active fiscal-monetary policy coordination, buffer stock management, and taxation adjustments alongside interest rate management.

⚠️ UPSC Prelims Trap Alert: Watch out for words like "exclusively" or "no impact". Central bank monetary tools alone cannot resolve structural food or supply-side inflation without state fiscal assistance.

Syllabus Match: GS Paper 3 - Indian Economy and issues relating to Planning, Mobilization of Resources, Growth, Development and Employment (Inflation and Monetary Policy).

Question 5: Meteorological Influences & Medieval Indian Architecture

Context / Statement: Consider the following statements regarding climatic phenomena and medieval Indian dynasties:

El Niño episodes are typically associated with suppressed tropical cyclone activity and decreased sea surface temperatures in the North Indian Ocean basin (Arabian Sea and Bay of Bengal).
The Chandela dynasty of Jejakabhukti was instrumental in constructing the UNESCO World Heritage group of temples at Khajuraho.
The temples built by the Chandelas predominantly showcase the Dravidian style of architecture characterized by multi-tiered pyramidal towers (*vimanas*).

Which of the statements given above is/are correct?

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

👉 Click to Reveal Answer & Detailed Explanation

Correct Answer: (a) 1 and 2 only

Detailed Explanation: Statement 1 is correct. El Niño warms the central and eastern tropical Pacific, altering global Walker circulation patterns, enhancing vertical wind shear over the Indian Ocean, and generally suppressing cyclogenesis during certain seasons. Statement 2 is correct. The Chandela rulers of Jejakabhukti (modern Bundelkhand) patronized magnificent temple construction at Khajuraho between the 10th and 12th centuries. Statement 3 is incorrect: Khajuraho temples represent the pinnacle of the **Nagara** (North Indian) style of architecture, distinguished by curving tower spires (*shikharas* and *amalakas*), not the Dravidian *vimana* style.

⚠️ UPSC Prelims Trap Alert: UPSC tests architectural classifications by swapping Nagara and Dravidian features. Always remember Khajuraho = Nagara style.

Syllabus Match: GS Paper 1 - Indian Heritage and Culture (Art and Architecture) and Important Geophysical Phenomena (El Niño).

Prelims Revision Flashcards

Sub-classification of SC/ST: Permissible by states based on empirical data under Article 341/342 framework; Presidential lists remain unaltered by states.
Labour & Social Security: e-Shram portal and Code on Social Security (2020) extend legal and welfare recognition to unorganised, gig, and platform workers.
National Quantum Mission: Spearheaded by the Department of Science and Technology (DST); leverages qubits, superposition, and entanglement.
Inflation Targeting Framework: Statutory CPI target of 4% (+/- 2%) managed by the RBI's Monetary Policy Committee with necessary fiscal-monetary coordination.
Khajuraho Architecture: Built by the Chandela dynasty in the classical Nagara style featuring ornate *shikharas*, distinct from South Indian Dravidian *vimanas*.

Conclusion

Consistency is the bedrock of success in the Civil Services Examination. Post your score (out of 5) and your analytical takeaways in the comments below to discuss with fellow aspirants!

🏛️ Official Government & Policy Updates (PIB Gazette Connect)

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