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UPSC Prelims Quiz: July 28, 2026

UPSC prelims quiz Ausgust 28, 2026. Prelims quiz on, Ganga diplomacy, crypto reporting, AI governance, biodiversity and services statistics.
01

With reference to the Ganga/Ganges Water-Sharing Treaty, consider the following statements:

  1. Its operational sharing formula applies during specified dry-season months.
  2. The Ganga enters Bangladesh under the name Padma.
  3. Cusec is a unit of stored-water volume.
  4. The treaty provides the same fixed quantity to each country regardless of actual flow.

Which of the statements given above are correct?

Correct Answer: (a) 1 and 2 only

Statement-wise Assessment

Statement 1
Correct − The treaty’s operational sharing formula applies during the specified dry-season period.
Statement 2
Correct − The Ganga enters Bangladesh under the name Padma.
Statement 3
Incorrect − A cusec measures discharge, equivalent to one cubic foot of water flowing per second.
Statement 4
Incorrect − The allocation changes according to actual flow bands rather than providing the same fixed quantity to each country under all flow conditions.
02

Consider the following pairs:

Framework or conceptPrincipal function
1. CARFReporting and exchange of tax-relevant crypto-asset information
2. CRSAutomatic exchange of specified financial-account information
3. FATCAIndian law governing every domestic crypto transaction
4. RCASPService provider subject to specified crypto due-diligence and reporting duties

How many of the above pairs are correctly matched?

Correct Answer: (d) Only three

Pair-wise Assessment

Pair 1
Correct − CARF provides a framework for reporting and exchange of tax-relevant crypto-asset information.
Pair 2
Correct − CRS enables the automatic exchange of specified financial-account information between jurisdictions.
Pair 3
Incorrect − FATCA is United States legislation with cross-border reporting implications, not an Indian law governing domestic crypto transactions.
Pair 4
Correct − RCASPs are service providers subject to specified crypto due-diligence and reporting obligations under the reporting framework.
03

With reference to AI governance, consider the following statements:

  1. Reward hacking necessarily requires proof that an AI system possesses malicious intent.
  2. A sandbox seeks to restrict an application’s access to host resources and external systems.
  3. A gender impact assessment may examine whether outcomes vary by sex, location, disability and employment status.
  4. Availability of a multilingual interface is, by itself, sufficient to establish equitable access to an AI system.

Which of the statements given above are correct?

Correct Answer: (b) 2 and 3 only

Statement-wise Assessment

Statement 1
Incorrect − Reward hacking concerns divergence between a formal reward metric and the intended purpose, regardless of whether the system possesses malicious intent.
Statement 2
Correct − A sandbox isolates an application and restricts its access to host-system resources, networks and external systems.
Statement 3
Correct − A gender impact assessment may examine differentiated outcomes across sex, location, disability, employment status and other intersecting conditions.
Statement 4
Incorrect − Equitable access also depends on factors such as device availability, digital literacy, safety, time, connectivity and livelihood relevance.
04

Consider the following pairs:

CBD institution or instrumentFunction
1. SBSTTAScientific and technical advice
2. Subsidiary Body on ImplementationReview of implementation questions
3. Cartagena ProtocolAccess and benefit-sharing from genetic resources
4. Nagoya ProtocolBiosafety of living modified organisms

How many of the above pairs are correctly matched?

Correct Answer: (d) Only two

Pair-wise Assessment

Pair 1
Correct − SBSTTA provides scientific, technical and technological advice to the Conference of the Parties and its other subsidiary bodies.
Pair 2
Correct − The Subsidiary Body on Implementation reviews implementation-related questions and supports effective implementation of the Convention.
Pair 3
Incorrect − The Cartagena Protocol concerns biosafety, particularly the safe handling and transfer of living modified organisms.
Pair 4
Incorrect − The Nagoya Protocol concerns access to genetic resources and the fair and equitable sharing of benefits arising from their utilisation.
05

Consider the following pairs:

Statistical instrumentCoverage or function
1. Index of Services ProductionRelative change in output from a base period
2. ASISSEIncorporated service-sector enterprises
3. ASUSE Unincorporated non-agricultural establishments, excluding construction
4. Current-price administrative data Direct measure of volume change without requiring a deflator

How many of the above pairs are correctly matched?

Correct Answer: (b) Only two

Pair-wise Assessment

Pair 1
Correct − The index measures changes in services output relative to a base period.
Pair 2
Correct − ASISSE covers incorporated enterprises operating in the services sector.
Pair 3
Incorrect − ASUSE also covers unincorporated manufacturing establishments.
Pair 4
Incorrect − Current-price data include price effects and require deflation to measure volume change.
06

With reference to the arrangements concerning Kachchativu and the adjacent waters, consider the following statements:

  1. Indian fishermen and pilgrims may visit Kachchativu without obtaining travel documents or visas from Sri Lanka.
  2. Access to Kachchativu entitles Indian fishermen to fish in Sri Lankan waters without express permission.
  3. Where a petroleum, natural-gas or mineral deposit extends across the maritime boundary and is exploited from the opposite side, India and Sri Lanka are required to seek an agreement concerning its exploitation and the apportionment of proceeds.

Which one of the following conclusions based on the above statements is correct?

Correct Answer: (b) There are two correct statements, which include Statement 1.

Statement-wise Analysis

Statement 1
Correct − Indian fishermen and pilgrims may visit Kachchativu without Sri Lankan travel documents or visas.
Statement 2
Incorrect − Access to the island does not permit fishing in Sri Lankan waters without express permission.
Statement 3
Correct − Cross-boundary petroleum, gas or mineral deposits require an agreement on exploitation and distribution of proceeds.
07

With reference to the maritime jurisdiction of India and Sri Lanka, consider the following statements:

  1. Each country exercises sovereignty over the historic waters, territorial sea and islands situated on its side of the maritime boundary.
  2. Each country exercises full sovereignty over the continental shelf and exclusive economic zone situated on its side of the boundary.
  3. The bilateral arrangement concerning the Wadge Bank permits Sri Lankan fishing vessels to fish there without quantitative or temporal restrictions.

Which one of the following conclusions based on the above statements is correct?

Correct Answer: (c) There is only one correct statement.

Statement-wise Analysis

Statement 1
Correct − Each country has sovereignty over the historic waters, territorial sea and islands on its side of the boundary.
Statement 2
Incorrect − The continental shelf and exclusive economic zone confer sovereign rights and jurisdiction, not full sovereignty.
Statement 3
Incorrect − Sri Lankan fishing access to the Wadge Bank was temporary, licence-based and subject to limits imposed by India.
08

Which one of the following best describes the Indo-Pacific Maritime Surveillance Collaboration (IPMSC)?

Correct Answer: (b) A Quad initiative for maritime-surveillance cooperation, information sharing and maritime-domain-awareness capacity, initially focused on the Indian Ocean Region.

Option-wise Analysis

Option (a)
Incorrect − IPMSC is not a treaty-based collective-defence arrangement.
Option (b)
Correct − It is a Quad initiative for maritime surveillance, information sharing and maritime-domain awareness, initially focused on the Indian Ocean Region.
Option (c)
Incorrect − IPMSC is a Quad initiative, not an ASEAN mechanism.
Option (d)
Incorrect − IPMSC concerns maritime surveillance, not EEZ boundary settlement.
09

In the context of Houthi attacks on commercial shipping, which one of the following correctly describes the maritime geography of the Red Sea region?

Correct Answer: (a) The Bab el-Mandeb Strait connects the Red Sea with the Gulf of Aden, while the Suez Canal provides access from the Red Sea to the Mediterranean Sea.

Option-wise Analysis

Option (a)
Correct − The route links the Mediterranean Sea, Red Sea and Gulf of Aden through the Suez Canal and Bab el-Mandeb Strait.
Option (b)
Incorrect − The Strait of Hormuz connects the Persian Gulf with the Gulf of Oman.
Option (c)
Incorrect − The Gulf of Aden lies between Yemen and the Horn of Africa and opens towards the Arabian Sea.
Option (d)
Incorrect − The Red Sea connects with the Gulf of Aden through the Bab el-Mandeb Strait.
10

With reference to regional connectivity frameworks associated with Chabahar Port, consider the following statements:

  1. The Chabahar Agreement establishes an international transport and transit corridor among India, Iran and Afghanistan.
  2. The Agreement envisages multimodal transportation and provides for institutional mechanisms to coordinate its implementation.
  3. The Chabahar Agreement and the International North–South Transport Corridor are the same legal framework with identical membership.

Which of the statements given above are correct?

Correct Answer: (a) 1 and 2 only.

Statement-wise Analysis

Statement 1
Correct − The 2016 Chabahar Agreement established a transport and transit corridor among India, Iran and Afghanistan.
Statement 2
Correct − It provides for multimodal transport and institutional mechanisms for coordination.
Statement 3
Incorrect − The Chabahar Agreement and INSTC are separate frameworks with different membership.
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