UPSC Current Affairs Quiz — 1 November 2026

1.

Consider the following statements about BIMSTEC:

1.Its members connect South Asia and Southeast Asia.

2.It includes landlocked members as well as coastal members.

3.Membership is restricted to countries with a Bay of Bengal coastline.

Which of the statements given above are correct?

1 and 2 only 2 and 3 only 1 and 3 only 1, 2 and 3

From: BIMSTEC Maritime Exercise: Regional Cooperation and Practical Preparedness Open full article →

2.

Consider the following statements about regional maritime exercises:

1.They can help participating institutions practise coordination.

2.Participation automatically creates a binding mutual-defence treaty.

3.Search and rescue can require information-sharing across jurisdictions.

4.Holding an exercise proves that every future incident will be prevented.

Which of the statements given above are correct?

1, 2 and 3 only 1, 2 and 4 only 1 and 3 only 2, 3 and 4 only

From: BIMSTEC Maritime Exercise: Regional Cooperation and Practical Preparedness Open full article →

3.

Consider the following statements about maritime security cooperation:

1.It concerns only the use of weapons and excludes rescue or emergency response.

2.A common exercise can reveal communication and procedural gaps.

Which of the statements given above is/are correct?

1 only 2 only Both 1 and 2 Neither 1 nor 2

From: BIMSTEC Maritime Exercise: Regional Cooperation and Practical Preparedness Open full article →

4.

Which pair consists entirely of BIMSTEC members?

Pakistan and Afghanistan Malaysia and Indonesia Maldives and Singapore Myanmar and Thailand

From: BIMSTEC Maritime Exercise: Regional Cooperation and Practical Preparedness Open full article →

5.

Consider the following statements about a ship taking in water:

1.Added water can affect the ship's weight distribution and stability.

2.A report of water ingress by itself establishes the final technical cause.

3.Internal subdivision can help limit the spread of flooding.

Which of the statements given above are correct?

1 and 2 only 2 and 3 only 1 and 3 only 1, 2 and 3

From: INS Kesari: The Water-Ingress Report and the Ship's Role Open full article →

6.

Consider the following statements about a naval landing ship:

1.Its broad role includes transporting personnel and equipment.

2.Its transport capacity can also assist humanitarian operations.

3.It is necessarily the same vessel type as a submarine.

4.An incident while berthed is distinct from an incident during an offshore voyage.

Which of the statements given above are correct?

1, 2 and 4 only 1, 2 and 3 only 1, 3 and 4 only 2, 3 and 4 only

From: INS Kesari: The Water-Ingress Report and the Ship's Role Open full article →

7.

Consider the following statements about the INS Kesari report:

1.The statement said that the completed inquiry had already established the cause.

2.Reporting no injuries means that the ship necessarily suffered no equipment damage.

Which of the statements given above is/are correct?

1 only 2 only Both 1 and 2 Neither 1 nor 2

From: INS Kesari: The Water-Ingress Report and the Ship's Role Open full article →

8.

Which physical principle is most directly involved in the buoyant support of a floating ship?

The ship must contain no metal The displaced water provides an upward buoyant force The surrounding water must be less dense than air A berthed ship experiences no force of gravity

From: INS Kesari: The Water-Ingress Report and the Ship's Role Open full article →

9.

Consider the following statements about plant signalling:

1.A signal reaching a distant leaf proves that the plant has an animal nervous system.

2.Calcium can participate in communication within a plant.

3.The CNGC13 study links damage signalling with jasmonate-related responses.

Which of the statements given above are correct?

1 and 2 only 2 and 3 only 1 and 3 only 1, 2 and 3

From: NIPGR: Connecting Plant-Genome Research with Agricultural Questions Open full article →

10.

Consider the following statements about plant-genome research:

1.A gene and the protein associated with its expression are distinct biological entities.

2.Studying a model plant automatically establishes equal performance in every crop field.

3.A signalling response can occur without creating a new inherited DNA sequence.

4.A laboratory discovery is automatically a released crop variety.

Which of the statements given above are correct?

1, 2 and 3 only 1, 2 and 4 only 2, 3 and 4 only 1 and 3 only

From: NIPGR: Connecting Plant-Genome Research with Agricultural Questions Open full article →

11.

Consider the following statements about the reported CNGC13 finding:

1.It concerns a calcium-permeable channel in the research plant Arabidopsis thaliana.

2.The report establishes that the protein makes every crop immune to damage.

Which of the statements given above is/are correct?

1 only 2 only Both 1 and 2 Neither 1 nor 2

From: NIPGR: Connecting Plant-Genome Research with Agricultural Questions Open full article →

12.

Why is a plant model useful in basic biological research?

It makes observation of other plants unnecessary forever Its results are legally identical to approval of a commercial seed It provides a tractable system for investigating processes that can later be tested more widely Its scientific name guarantees identical responses under every growing condition

From: NIPGR: Connecting Plant-Genome Research with Agricultural Questions Open full article →

13.

Consider the following statements about dopamine:

1.It is a chemical messenger used by nerve cells.

2.Its only function is directly producing pleasure.

3.The brain region being studied matters when interpreting a measured change.

Which of the statements given above are correct?

1 and 2 only 2 and 3 only 1 and 3 only 1, 2 and 3

From: Dopamine: Reading an Exercise Study Beyond the Feel-Good Chemical Label Open full article →

14.

Consider the following statements about the exercise study discussed in the news:

1.It examined male mice under specified exercise conditions.

2.Its chemical measurements directly establish the same effect in all humans.

3.Rest-period observations can be relevant to understanding recovery.

4.A measured dopamine change alone proves the animals experienced a particular human emotion.

Which of the statements given above are correct?

1, 2 and 4 only 1 and 3 only 2, 3 and 4 only 1, 2, 3 and 4 only

From: Dopamine: Reading an Exercise Study Beyond the Feel-Good Chemical Label Open full article →

15.

Consider the following statements about reinforcement:

1.It means that an experience can never influence later behaviour.

2.It is necessarily identical to the direct production of pleasure by one chemical.

Which of the statements given above is/are correct?

1 only 2 only Both 1 and 2 Neither 1 nor 2

From: Dopamine: Reading an Exercise Study Beyond the Feel-Good Chemical Label Open full article →

16.

Which statement best captures the neurological role of dopamine in Parkinson's disease?

Loss of dopamine-producing cells in a particular brain region can affect smooth movement Dopamine is relevant only to digestion and has no neurological role Every rise in hippocampal dopamine establishes Parkinson's disease An exercise study in mice is sufficient to diagnose a human movement disorder

From: Dopamine: Reading an Exercise Study Beyond the Feel-Good Chemical Label Open full article →

17.

Consider the following statements about Mekedatu:

1.The proposal concerns a reservoir on the Cauvery.

2.Identification of land is distinct from all final project clearances.

3.Creating a district-level committee automatically resolves every interstate objection.

Which of the statements given above are correct?

1 and 2 only 2 and 3 only 1 and 3 only 1, 2 and 3

From: Mekedatu: Identifying Land Does Not Settle the River Dispute Open full article →

18.

Consider the following statements about a multipurpose reservoir proposal:

1.Storage capacity and the electricity generated over a year describe different quantities.

2.Land administration, technical appraisal and environmental approval have identical purposes.

3.Effects can extend beyond the district where the dam is proposed.

4.A project's name alone establishes that it has begun operation.

Which of the statements given above are correct?

1, 2 and 3 only 1, 2 and 4 only 1 and 3 only 2, 3 and 4 only

From: Mekedatu: Identifying Land Does Not Settle the River Dispute Open full article →

19.

Consider the following statements about interstate river management:

1.An administrative state border prevents an upstream change from affecting downstream water.

2.A management authority and a technical appraisal body can have different responsibilities.

Which of the statements given above is/are correct?

1 only 2 only Both 1 and 2 Neither 1 nor 2

From: Mekedatu: Identifying Land Does Not Settle the River Dispute Open full article →

20.

Which information is most useful for distinguishing a new administrative step from a completed project approval?

Only whether the proposal has received media attention Only the colour used to mark the site on a map Only the distance from the nearest district headquarters The stated mandate of the order and the remaining applicable clearance stages

From: Mekedatu: Identifying Land Does Not Settle the River Dispute Open full article →

21.

Consider the following statements about damselflies:

1.Their immature nymphs develop in water.

2.They are marine mammals that give birth to fully developed adults.

3.Conditions around a waterbody can matter to both immature and adult stages.

Which of the statements given above are correct?

1 and 2 only 2 and 3 only 1 and 3 only 1, 2 and 3

From: Dysphaea assamensis: Evidence Behind a New Damselfly Name Open full article →

22.

Consider the following statements about distinguishing closely related species:

1.A specimen can be compared with documented reference material.

2.A similar outward appearance proves that two animals belong to the same species.

3.Anatomical and genetic observations can provide complementary evidence.

4.A new description automatically establishes a threatened-category assessment.

Which of the statements given above are correct?

1 and 3 only 1, 2 and 4 only 2, 3 and 4 only 1, 2, 3 and 4 only

From: Dysphaea assamensis: Evidence Behind a New Damselfly Name Open full article →

23.

Consider the following statements about Dysphaea assamensis:

1.The description resolved confusion with a related named damselfly.

2.The date of scientific naming is necessarily the date on which the species first evolved.

Which of the statements given above is/are correct?

1 only 2 only Both 1 and 2 Neither 1 nor 2

From: Dysphaea assamensis: Evidence Behind a New Damselfly Name Open full article →

24.

Why can the discovery of a damselfly matter to understanding freshwater habitats?

It establishes the identity of every other organism in the waterbody Its life history can connect aquatic conditions with an insect community It proves that all water at the discovery site is safe for drinking It makes seasonal observations of the habitat unnecessary

From: Dysphaea assamensis: Evidence Behind a New Damselfly Name Open full article →

25.

Consider the following statements about tiger dispersal:

1.A dispersing animal can move beyond the area where it was previously recorded.

2.A sighting in a new reserve proves permanent residence there.

3.Administrative borders do not by themselves define ecological connectivity.

Which of the statements given above are correct?

1 and 2 only 2 and 3 only 1 and 3 only 1, 2 and 3

From: Pench Tiger Reserve: A Young Tiger's Movement and Connected Forests Open full article →

26.

Consider the following statements about interpreting a reported tiger movement:

1.The observed animal and the proposed route require distinct evidence.

2.A single sighting proves a successful increase in the breeding population.

3.Habitat between protected areas can matter for connectivity.

4.Further scientific validation can refine the interpretation of the report.

Which of the statements given above are correct?

1, 2 and 3 only 1, 2 and 4 only 2, 3 and 4 only 1, 3 and 4 only

From: Pench Tiger Reserve: A Young Tiger's Movement and Connected Forests Open full article →

27.

Consider the following statements about Pench:

1.The Pench landscape includes adjoining protected forests in Madhya Pradesh and Maharashtra.

2.The reported Chorbahuli sighting was in Maharashtra's Pench reserve.

Which of the statements given above is/are correct?

1 only 2 only Both 1 and 2 Neither 1 nor 2

From: Pench Tiger Reserve: A Young Tiger's Movement and Connected Forests Open full article →

28.

Which observation would most directly help distinguish a passing tiger from one establishing a regular local presence?

Repeated, reliably identified records over a suitable period A single undated photograph from an unspecified place The name of the nearest administrative district alone A general statement that all young tigers behave identically

From: Pench Tiger Reserve: A Young Tiger's Movement and Connected Forests Open full article →

29.

Consider the following statements about hill-fort conservation:

1.Conservation is concerned only with adding new structures at a historic site.

2.A fort's terrain can help explain its defensive setting.

3.Historic water-storage arrangements can help explain life within a fort.

Which of the statements given above are correct?

1 and 2 only 2 and 3 only 1 and 3 only 1, 2 and 3

From: Sinhagad Fort: History, Landscape and a New Civic Proposal Open full article →

30.

Consider the following statements about a new installation at a heritage site:

1.Its effect on the historic setting can be relevant to assessment.

2.A budget provision alone establishes that every permission is complete.

3.Maintenance responsibilities can matter beyond the initial installation.

4.A heritage claim makes it unnecessary to identify which authority has jurisdiction.

Which of the statements given above are correct?

1, 2 and 3 only 1 and 3 only 1, 2 and 4 only 2, 3 and 4 only

From: Sinhagad Fort: History, Landscape and a New Civic Proposal Open full article →

31.

Consider the following statements about Sinhagad:

1.It is a coastal fort on an island in the Gulf of Mannar.

2.Its historical identity is unconnected with the earlier name Kondhana.

Which of the statements given above is/are correct?

1 only 2 only Both 1 and 2 Neither 1 nor 2

From: Sinhagad Fort: History, Landscape and a New Civic Proposal Open full article →

32.

Which distinction is most useful when reading a popular story about the origin of a fort's name?

Every widely repeated story must be a contemporary written record A story's popularity establishes the date and wording of every reported conversation An attributed traditional account should be distinguished from independently established historical evidence A traditional account has to be removed from every discussion of cultural memory

From: Sinhagad Fort: History, Landscape and a New Civic Proposal Open full article →

33.

Consider the following statements about a UN political mission:

1.It can support political and institutional processes.

2.Its closure necessarily means that all UN agencies leave the country.

3.Responsibilities can be transferred during a planned transition.

Which of the statements given above are correct?

1 and 2 only 2 and 3 only 1 and 3 only 1, 2 and 3

From: Somalia: A UN Political Mission Ends and a New Partnership Phase Begins Open full article →

34.

Consider the following statements about Somalia:

1.It is in the Horn of Africa.

2.It is landlocked between the Sahara and the Mediterranean Sea.

3.Kenya and Ethiopia are among its land neighbours.

4.The end of UNTMIS and the end of every international partnership are identical events.

Which of the statements given above are correct?

1, 2 and 3 only 1, 2 and 4 only 1 and 3 only 2, 3 and 4 only

From: Somalia: A UN Political Mission Ends and a New Partnership Phase Begins Open full article →

35.

Consider the following statements about institutional transitions:

1.Transfer of a responsibility requires attention to which institution will perform it next.

2.The closure date alone proves that every intended national outcome has been achieved.

Which of the statements given above is/are correct?

1 only 2 only Both 1 and 2 Neither 1 nor 2

From: Somalia: A UN Political Mission Ends and a New Partnership Phase Begins Open full article →

36.

Which pair of waters is most relevant to Somalia's coastal location?

Mediterranean Sea and Black Sea Red Sea and Persian Gulf Atlantic Ocean and Gulf of Guinea Gulf of Aden and Indian Ocean

From: Somalia: A UN Political Mission Ends and a New Partnership Phase Begins Open full article →

37.

Consider the following statements about ionising radiation:

1.It can remove electrons from atoms.

2.Space radiation can include particles from different sources.

3.A radiation detector directly measures every biological consequence in a living organism.

Which of the statements given above are correct?

1 and 2 only 2 and 3 only 1 and 3 only 1, 2 and 3

From: BioSentinel: What a Small Spacecraft Can Reveal About Deep-Space Radiation Open full article →

38.

Consider the following statements about BioSentinel:

1.Its mission combined a biological payload with physical radiation measurements.

2.NASA's cited update reported successful growth of the flight yeast samples.

3.Physical radiation observations retained value despite the biological limitation.

4.A heliocentric orbit is an orbit around Earth.

Which of the statements given above are correct?

1 and 3 only 1, 2 and 3 only 1, 2 and 4 only 2, 3 and 4 only

From: BioSentinel: What a Small Spacecraft Can Reveal About Deep-Space Radiation Open full article →

39.

Consider the following statements about the heliosphere:

1.Leaving low Earth orbit necessarily means leaving the heliosphere.

2.The solar wind is a flow of charged particles from the Sun.

Which of the statements given above is/are correct?

1 only 2 only Both 1 and 2 Neither 1 nor 2

From: BioSentinel: What a Small Spacecraft Can Reveal About Deep-Space Radiation Open full article →

40.

Why could the inactive yeast samples not establish the intended biological radiation response?

Physical radiation measurements are always biologically meaningless A solar orbit prevents any instrument from collecting data Without the intended biological activity, that response could not be read from the samples The absence of growth proves that deep-space radiation caused it

From: BioSentinel: What a Small Spacecraft Can Reveal About Deep-Space Radiation Open full article →