Daily UPSC Prelims Quiz (October 22, 2026): 5 High-Yield MCQs & Explanations

Daily UPSC Prelims Quiz (October 22, 2026): 5 High-Yield MCQs & Explanations

Daily UPSC Prelims Quiz: 5 High-Yield Questions with Detailed Explanations (October 22, 2026)

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

Question 1: Supreme Court Sub-Classification & Constitutional Provisions

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

  1. State legislatures possess the legislative competence to sub-classify Scheduled Castes (SCs) and Scheduled Tribes (STs) to ensure equitable distribution of reservation benefits.
  2. This judicial position overrules the historic seven-judge/five-judge bench judgment in *E.V. Chinnaiah v. State of Andhra Pradesh (2004)*.
  3. State legislatures are constitutionally empowered to modify or amend the Presidential list of Scheduled Castes notified under Article 341.

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

๐Ÿ‘‰ Click to Reveal Answer & Detailed Explanation

Correct Answer: (a)

Detailed Explanation: Statement 1 is correct: The Supreme Court's landmark ruling established that states can create sub-classifications within SCs/STs to provide preferential treatment to the most backward among them without violating Article 14 or Article 341. Statement 2 is correct: A multi-judge bench explicitly overruled the 2004 *E.V. Chinnaiah* ruling which had held that SCs form a homogenous class that cannot be sub-classified. Statement 3 is incorrect: Under Article 341(2), only the Parliament has the power by law to include or exclude any race, caste, or tribe from the list of Scheduled Castes specified in the notification issued by the President. State legislatures have no power to alter the Presidential list.

⚠️ UPSC Prelims Trap Alert: UPSC frequently traps aspirants by confusing executive/legislative powers under Articles 341 and 342. State governments can recommend modifications, but only Parliament can amend the list.

Syllabus Match: GS Paper 2 - Indian Constitution—Historical Underpinnings, Evolution, Features, Amendments, Basic Structure and Significant Supreme Court Judgments.

Question 2: BRICS, West Asia & Indian Foreign Policy

Context / Statement: Consider the following statements regarding India's engagement in BRICS and multilateral architecture in West Asia:

  1. Following recent expansions, BRICS includes major West Asian economies such as Egypt, Iran, and the United Arab Emirates as full members.
  2. Article 51 of the Constitution of India (Directive Principles of State Policy) explicitly mandates the promotion of international peace and security.
  3. The International North-South Transport Corridor (INSTC) completely bypasses West Asian landmasses and connects Indian ports directly to Northern Europe via maritime routes only.

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

๐Ÿ‘‰ Click to Reveal Answer & Detailed Explanation

Correct Answer: (a)

Detailed Explanation: Statement 1 is correct: BRICS expanded significantly, integrating key West Asian geopolitical and energy heavyweights like Egypt, Iran, UAE, and Ethiopia. Statement 2 is correct: Part IV of the Constitution (DPSPs), specifically Article 51, directs the Indian state to promote international peace and security, maintain just and honorable relations between nations, and foster respect for international law. Statement 3 is incorrect: The INSTC is a multi-modal transport network (ship, rail, and road route) that explicitly passes through West Asia (specifically Iran) connecting India to Russia and Europe, making it a critical geopolitical link for India into Central Asia and Eurasia.

⚠️ UPSC Prelims Trap Alert: Be wary of absolute exclusionary words like "completely bypasses" or "maritime routes only". Transport corridors like INSTC and IMEC integrate complex multi-modal land-rail-sea connections.

Syllabus Match: GS Paper 2 - Bilateral, Regional and Global Groupings and Agreements involving India and/or affecting India's interests.

Question 3: Quantum Computing & National Quantum Mission

Context / Statement: Consider the following statements regarding Quantum Computing and India's National Quantum Mission (NQM):

  1. Quantum computers utilize qubits that can exist in multiple states simultaneously due to the fundamental quantum principles of superposition and entanglement.
  2. The National Quantum Mission targets the development of intermediate-scale quantum computers with physical qubits ranging from 50 to 1000 qubits over a specified timeframe.
  3. Quantum Key Distribution (QKD) technology relies on standard classical fiber-optic encryption algorithms that are vulnerable to high-speed supercomputers.

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

๐Ÿ‘‰ Click to Reveal Answer & Detailed Explanation

Correct Answer: (a)

Detailed Explanation: Statement 1 is correct: Unlike classical bits that are strictly 0 or 1, qubits leverage superposition and entanglement to process vast calculations simultaneously. Statement 2 is correct: The National Quantum Mission (NQM) approved by the Union Cabinet aims to seed, nurture, and scale up scientific and industrial R&D, including developing magnetometers, atomic clocks, and intermediate-scale quantum computers (50-1000 physical qubits). Statement 3 is incorrect: QKD is based on the laws of quantum mechanics (such as the Heisenberg Uncertainty Principle), providing unconditional security. Any attempt to intercept or measure a quantum key disturbs the system, making eavesdropping instantly detectable; it does *not* rely on classical mathematical algorithms vulnerable to supercomputers.

⚠️ UPSC Prelims Trap Alert: UPSC often misattributes classical vulnerability to quantum-secure protocols like QKD. Remember that QKD's security stems from physics, not mathematical complexity.

Syllabus Match: GS Paper 3 - Awareness in the fields of IT, Space, Computers, Robotics, Nanotechnology, Bio-technology and issues relating to Intellectual Property Rights.

Question 4: Carbon Credits Trading Scheme (CCTS) & Economy

Context / Statement: Consider the following statements regarding India's Carbon Credit Trading Scheme (CCTS):

  1. The legal architecture for establishing the domestic carbon market in India is derived from the Energy Conservation Act, 2001 (as amended in 2022).
  2. The Bureau of Energy Efficiency (BEE), operating under the aegis of the Ministry of Power, serves as the administrator for the compliance-based carbon market.
  3. Under the CCTS framework, carbon credit certificates (CCCs) are restricted entirely to international voluntary markets and cannot be traded on domestic power exchanges.

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

๐Ÿ‘‰ Click to Reveal Answer & Detailed Explanation

Correct Answer: (a)

Detailed Explanation: Statement 1 is correct: The Energy Conservation (Amendment) Act, 2022 empowered the Central Government to specify a carbon credit trading scheme. Statement 2 is correct: The Bureau of Energy Efficiency (BEE) along with the Central Electricity Regulatory Commission (CERC) administers the implementation of the domestic carbon compliance mechanism. Statement 3 is incorrect: The primary objective of CCTS is to establish a *domestic compliance carbon market* where Carbon Credit Certificates (CCCs) will be traded on domestic power exchanges (such as IEX), distinct from international voluntary carbon markets.

⚠️ UPSC Prelims Trap Alert: Watch out for the distinction between voluntary international carbon offsets and domestic compliance-based cap-and-trade systems administered by statutory bodies like BEE.

Syllabus Match: GS Paper 3 - Conservation, Environmental Pollution and Degradation, Environmental Impact Assessment, Economic Growth and Development.

Question 5: Rapid Urbanisation and Migration Dynamics

Context / Statement: Consider the following statements regarding urbanisation and migration patterns in India:

  1. According to the Census of India, a statutory urban local body includes municipalities, municipal corporations, cantonment boards, and notified town area committees.
  2. Circular migration in developing economies like India is frequently triggered by seasonal agrarian distress combined with urban informal labor demand.
  3. Availability of superior higher educational institutions and higher wage expectations in metropolitan centers are classified as classic 'push factors' in migration theory.

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

๐Ÿ‘‰ Click to Reveal Answer & Detailed Explanation

Correct Answer: (a)

Detailed Explanation: Statement 1 is correct: The Census categorizes urban areas into two types: Statutory Towns (all places with a municipality, corporation, cantonment board, or notified town area committee) and Census Towns. Statement 2 is correct: Circular migration—where people move back and forth between rural origins and urban destinations—is heavily driven by seasonal agricultural cycles and flexible informal jobs in construction, manufacturing, and services. Statement 3 is incorrect: Better educational facilities and higher wage expectations are classic examples of pull factors (attractions drawing migrants toward cities), whereas rural poverty, landlessness, and drought are push factors.

⚠️ UPSC Prelims Trap Alert: A classic conceptual trap in geography is mixing up 'push' and 'pull' factors. Push factors drive people *away* from rural homes; pull factors draw people *toward* urban destinations.

Syllabus Match: GS Paper 1 - Population and Associated Issues, Poverty and Developmental Issues, Urbanisation, their problems and remedies.

Prelims Revision Flashcards

  • Article 341: Confers power solely on Parliament to include or exclude castes from the Scheduled Castes list; states lack amendment powers.
  • Sub-Classification of SCs/STs: Permissible under judicial review to ensure distributive justice among marginalized sub-groups (*E.V. Chinnaiah* overruled).
  • Carbon Credit Trading Scheme (CCTS): Governed via amendments to the Energy Conservation Act, 2001, and managed by BEE for domestic compliance markets.
  • Quantum Key Distribution (QKD): Operates on fundamental laws of quantum physics (Heisenberg's principle) ensuring eavesdrop-proof security.
  • Migration Typology: Rural poverty and agrarian distress represent push factors, while urban employment and educational infrastructure act as pull factors.

Conclusion

How did you fare in today's high-yield test? Drop your score (out of 5) in the comments below along with your conceptual takeaways. Consistency and rigorous analysis of newspaper editorials remain the bedrock of clearing UPSC Prelims!

๐Ÿ›️ Official Government & Policy Updates (PIB Gazette Connect)

Key national initiatives, Cabinet & Ministry releases aligned with GS-2 and GS-3:

Comments

Post a Comment