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Current Affairs and General Awareness

369 questions

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Question 241Question →

Consider the following statements regarding the joint military training exercise 'KAZIND':

1. It is an annual bilateral exercise conducted between the armed forces of India and Kazakhstan.
2. The joint exercise was originally instituted in 2016 under the name Exercise 'PRABAL DOSTYK' before being upgraded and renamed.

Which of the statements given above is/are correct?

Show answer & explanation

Answer: Both 1 and 2

Answer

Both statements 1 and 2 are correct.
The correct answer states that both statements are correct. Exercise KAZIND is indeed an annual bilateral exercise conducted between the armed forces of India and Kazakhstan. Furthermore, it originated in 2016 under the moniker Exercise 'PRABAL DOSTYK' before being renamed KAZIND in subsequent editions.

Step-by-Step Solution

1
Evaluate Statement 1 regarding participating nations
Exercise 'KAZIND' is a bilateral defense exercise conducted between India and Kazakhstan to enhance interoperability in counter-terrorism and military operations.
Verifying the partner nation for Exercise KAZIND.
2
Evaluate Statement 2 regarding historical nomenclature and evolution
The exercise commenced as a company-level joint exercise under the name 'PRABAL DOSTYK' in 2016 and was later upgraded to a bi-service/platoon-to-company level exercise renamed 'KAZIND'.
Checking the historical origin of the joint exercise.
3
Synthesize the evaluation
Both Statement 1 and Statement 2 are accurate.
Selecting the option corresponding to 'Both 1 and 2'.

Key Concept

Bilateral Military Exercises of India with Central Asian Republics (Exercise KAZIND)
Question 242Question →

With reference to the Lunar Polar Exploration (LUPEX) mission, recently featured in space technology news, consider the following statements:
1. It is a joint collaborative lunar exploration initiative between the Indian Space Research Organisation (ISRO) and the Japan Aerospace Exploration Agency (JAXA).
2. Under the mission agreement, ISRO will manufacture the lunar rover while JAXA will provide the lander module.

Which of the statements given above is/are correct?

Show answer & explanation

Answer: 1 only

Answer

Only Statement 1 is correct.
Only Statement 1 is correct. The Lunar Polar Exploration (LUPEX) mission is a collaborative effort between ISRO (India) and JAXA (Japan) aimed at investigating the presence, quantity, and quality of water on the Moon's south pole. Under the agreed division of work, ISRO is responsible for designing and developing the lunar lander, while JAXA is responsible for building the lunar rover and providing the H3 launch vehicle.

Step-by-Step Solution

1
Evaluate Statement 1 regarding the participating space agencies in LUPEX.
Statement 1 is correct. LUPEX (Lunar Polar Exploration) is a planned joint mission between India's ISRO and Japan's JAXA to explore the polar region of the Moon for potential water-ice reserves.
Accurately identifies the bilateral space agency partnership.
2
Evaluate Statement 2 regarding hardware development roles.
Statement 2 is incorrect. The payload responsibility division assigns the lander module to ISRO and the lunar rover along with the H3 launch vehicle to JAXA.
Identifies the deliberate reversal of lander and rover allocations between ISRO and JAXA.
3
Synthesize the correctness of statements to select the final option.
Only Statement 1 is correct.
Statement 1 is true while Statement 2 is false.

Key Concept

Lunar Polar Exploration (LUPEX) mission framework and agency responsibilities
Question 243Question →

Match the following recently launched or approved Indian science, technology, and space initiatives (List-I) with their primary objectives or functional focus (List-II):

Click a left item, then click its matching right item

Items

Project NETRA
Mission Mausam
BioE3 Policy
SPADEX

Matches

Show answer & explanation

Answer

The correct pairings are: Project NETRA matches with Space situational awareness network for tracking space debris; Mission Mausam matches with National initiative to enhance atmospheric observation and AI-driven precision weather forecasting; BioE3 Policy matches with High-performance biomanufacturing framework; and SPADEX matches with In-orbit autonomous rendezvous and docking capability demonstration.
Each technology initiative accurately corresponds to its core mandate: Project NETRA protects space assets via tracking network; Mission Mausam expands atmospheric and weather observation infrastructure; BioE3 Policy supports high-performance biomanufacturing; and SPADEX validates autonomous in-orbit rendezvous and docking capabilities.

Step-by-Step Solution

1
Identify the primary domain and objective of Project NETRA.
Project NETRA is dedicated to space situational awareness, radar tracking, and space debris monitoring.
ISRO established NETRA to protect active Indian satellites from orbital collision hazards.
2
Identify the mandate of Mission Mausam.
Mission Mausam focuses on meteorological observation, advanced radar installations, and AI weather modeling.
It is a government initiative to modernize weather forecasting capabilities across India.
3
Identify the mandate of the BioE3 Policy.
BioE3 Policy promotes high-performance biomanufacturing and sustainable biotechnology development.
It targets economic growth and environmental sustainability through bio-based innovations and bio-foundries.
4
Identify the technological scope of SPADEX.
SPADEX demonstrates in-orbit autonomous spacecraft rendezvous and docking.
Mastering docking technology is vital for building the Bharatiya Antariksh Station and enabling complex lunar missions.

Key Concept

Recent Indian Science, Technology, and Space Initiatives
Question 244Question →

Regarding the joint military exercise 'SADA TANSEEQ' and bilateral defense security cooperation, which of the following statements are correct?

Select all that apply

Show answer & explanation

Answer: It is a bilateral joint military exercise conducted between the Indian Army and the Royal Saudi Land Forces.; The inaugural edition of the exercise was organized in Rajasthan, India.

Answer

The correct statements are that Exercise SADA TANSEEQ is a bilateral joint military exercise between the Indian Army and the Royal Saudi Land Forces, and its inaugural edition was hosted in Rajasthan, India.
The correct statements accurately identify Exercise SADA TANSEEQ as a bilateral army exercise between the Indian Army and Royal Saudi Land Forces, with its inaugural edition hosted at Mahajan, Rajasthan. The focus of the exercise is on tactical drills, combat engineering, and counter-terrorism operations in semi-urban terrain under the United Nations mandate.

Step-by-Step Solution

1
Identify the participating nations and service branches for Exercise SADA TANSEEQ.
Exercise SADA TANSEEQ involves the army units of India (Indian Army) and Saudi Arabia (Royal Saudi Land Forces).
Verifying the army-to-army bilateral framework confirms the truth of the first statement.
2
Verify the venue of the inaugural edition of the exercise.
The inaugural edition took place at Mahajan Field Firing Ranges in Rajasthan.
Confirming the geographic location validates the second statement.
3
Evaluate the operational scope and multilateral claims.
The operational focus is sub-conventional operations in semi-desert and semi-urban terrain under UN Charter Chapter VII, not amphibious carrier strike or SCO multilateral drills.
This refutes the statements claiming tri-service amphibious scope and SCO institutional backing.

Key Concept

Bilateral Military Exercises & Strategic Defense Partnerships
Question 245Question →

The Laser Interferometer Gravitational-Wave Observatory in India (LIGO-India) is a mega-science project approved for construction to join the global network of gravitational-wave detectors. Which of the following statements accurately describes the primary objective and key institutional setup of the LIGO-India project?

Show answer & explanation

Answer: It is a ground-based advanced laser interferometer observatory being established in the Hingoli district of Maharashtra, jointly built by Indian research institutions and US LIGO laboratories to detect cosmic gravitational waves.

Answer

LIGO-India is a ground-based advanced laser interferometer observatory located in Hingoli district, Maharashtra, built through collaboration between Indian research institutes and US LIGO laboratories to detect cosmic gravitational waves.
The correct answer accurately highlights that LIGO-India is a ground-based laser interferometer observatory located in the Hingoli district of Maharashtra. It operates in collaboration with the US LIGO Laboratory to detect gravitational waves caused by extreme cosmic events such as merging black holes and neutron stars.

Step-by-Step Solution

1
Identify the nature and domain of LIGO-India
LIGO-India is a mega-science initiative designed for ground-based gravitational wave detection using ultra-precise laser interferometry.
Gravitational wave research requires extremely long arms (4 km) situated on stable ground to detect minute distortions in space-time.
2
Verify the geographical location and institutional partners
The observatory site is selected at Hingoli district in Maharashtra, executed jointly by premier Indian scientific bodies (IUCAA, IPR, RRCAT) in collaboration with US LIGO Laboratory (Caltech/MIT).
Expanding the baseline of existing LIGO detectors in Hanford and Livingston improves angular resolution and source localization across the sky.

Key Concept

LIGO-India Project Objectives and Infrastructure
Question 246Question →

Consider the following statements regarding the joint military exercise 'SHAKTI':

1. It is a bilateral army exercise conducted between India and France.
2. The joint exercise focuses on interoperability and counter-terrorism operations under a United Nations mandate.

Which of the statements given above is/are correct?

Show answer & explanation

Answer: Both 1 and 2

Answer

Both 1 and 2 are correct.
Both statements are accurate. Exercise SHAKTI is a flagship bilateral military training exercise between the armies of India and France, centered on joint tactical capabilities and counter-terrorism operations under a UN mandate.

Step-by-Step Solution

1
Identify the participating nations for Exercise SHAKTI
Exercise SHAKTI is conducted bilaterally between the ground forces (armies) of India and France.
Establishing partner countries is key to evaluating statement 1.
2
Evaluate the core mandate and objective of Exercise SHAKTI
The exercise focuses on tactical-level counter-terrorism drills in semi-urban and mountainous terrain under Chapter VII of the United Nations Charter.
Verifying the operational focus confirms statement 2.

Key Concept

Bilateral Defense Exercises of India (Exercise SHAKTI - India and France Army)
Estimated Time:1m 0s
Question 247Question →

Regarding the National Quantum Mission (NQM) launched to foster quantum technology research and development in India, which of the following statements are correct?

Select all that apply

Show answer & explanation

Answer: It is implemented by the Department of Science and Technology (DST) under the Ministry of Science and Technology.; It aims to develop intermediate-scale quantum computers with 50 to 1,000 physical qubits over the mission duration.; It sets up four thematic hubs (T-Hubs) in domains including Quantum Computing, Quantum Communication, Quantum Sensing & Metrology, and Quantum Materials & Devices.

Answer

The statements highlighting implementation by the Department of Science and Technology, target capacity of 50 to 1,000 physical qubits, and creation of four thematic hubs (T-Hubs) are correct.
The National Quantum Mission (NQM) is implemented by the Department of Science and Technology (DST). It targets developing 50 to 1,000 physical qubit quantum computers over eight years and establishes four Thematic Hubs (T-Hubs) in Quantum Computing, Quantum Communication, Quantum Sensing & Metrology, and Quantum Materials & Devices across premier institutions.

Step-by-Step Solution

1
Identify the nodal administrative body for the National Quantum Mission.
The Department of Science and Technology (DST) is confirmed as the nodal implementing body.
Governance architecture assigns DST as the primary implementing agency for NQM.
2
Evaluate the technological targets and physical infrastructure established under NQM.
NQM targets 50-1,000 qubit quantum computers and establishes four T-Hubs across key quantum domains.
The mission baseline includes specific hardware milestones and 4 dedicated thematic hubs.
3
Assess the operational scope and industry participation mandate.
NQM is an inclusive mission covering startups, private industry, and civilian R&D, not restricted solely to defense.
Misinterpreting the ecosystem as defense-only ignores the broad commercial, academic, and industrial mandate.

Key Concept

Objectives, nodal agency, and thematic hubs of India's National Quantum Mission (NQM)
Question 248Question →

Match the following joint military exercises conducted by the Indian Armed Forces (List I) with their respective partner nations (List II) and select the correct matching sequence.

Click a left item, then click its matching right item

Items

Nomadic Elephant
Lamitiye
Khanjar
Maitree

Matches

Show answer & explanation

Answer

The correct matching pairs are: Nomadic Elephant matches with Mongolia, Lamitiye matches with Seychelles, Khanjar matches with Kyrgyzstan, and Maitree matches with Thailand.
Each joint exercise accurately matches its respective partner nation: Nomadic Elephant is conducted with Mongolia, Lamitiye with Seychelles, Khanjar with Kyrgyzstan, and Maitree with Thailand.

Step-by-Step Solution

1
Determine the partner country for Exercise Nomadic Elephant.
Nomadic Elephant corresponds to Mongolia.
This is a long-standing bilateral military exercise focused on counter-terrorism and tactical operations in mountainous terrain.
2
Determine the partner country for Exercise Lamitiye.
Lamitiye corresponds to Seychelles.
Lamitiye (meaning 'Friendship' in Creole) is conducted biennially in Seychelles to build interoperability in semi-urban environments.
3
Determine the partner country for Exercise Khanjar.
Khanjar corresponds to Kyrgyzstan.
Exercise Khanjar focuses on special forces training and counter-insurgency tactics in mountain environments.
4
Determine the partner country for Exercise Maitree.
Maitree corresponds to Thailand.
Exercise Maitree is an annual army exercise aimed at enhancing defense cooperation between India and Thailand.

Key Concept

Bilateral Defense Exercises of the Indian Armed Forces
Estimated Time:1m 0s
Question 249Question →

With reference to India's space exploration initiatives in news, consider the following statements regarding the Chandrayaan-4 mission:

1. Its primary objective is to collect lunar soil and rock samples and safely return them to Earth.
2. It utilizes a single-launch configuration deployed using ISRO's Polar Satellite Launch Vehicle (PSLV).
3. It requires autonomous space docking and undocking operations of multiple spacecraft modules in orbit.

Which of the statements given above is/are correct?

Show answer & explanation

Answer: 1 and 3 only

Answer

1 and 3 only
Statements 1 and 3 are correct. Chandrayaan-4 is designed as India's lunar sample return mission aimed at landing on the Moon, harvesting samples, and safely bringing them back to Earth. To handle the complex sequence of landing, ascending, and returning, the spacecraft consists of multiple modules (Ascender, Descender, Propulsion, Transfer, and Re-entry modules). Because of the combined mass, ISRO planned a dual-launch strategy using two LVM3 rockets, making autonomous docking and undocking of these modules in orbit a key operational requirement.

Step-by-Step Solution

1
Evaluate Statement 1 regarding mission purpose
Chandrayaan-4 is designated as India's lunar sample return mission to harvest lunar regolith and return it to Earth.
This forms the foundational scientific and technological objective approved for the mission.
2
Evaluate Statement 2 regarding launch vehicle and architecture
Chandrayaan-4 uses two separate launches of ISRO's heavy-lift LVM3 launch vehicle due to total payload mass constraints.
The PSLV lacks the payload capacity to deliver a multi-module sample return system directly into lunar trajectory.
3
Evaluate Statement 3 regarding orbital operations
Because the mission stack is launched in two parts, autonomous docking and undocking in lunar orbit are critical mission capabilities.
The transfer module, ascender module, descender module, and re-entry capsule must interface in space to execute the return journey.

Key Concept

Chandrayaan-4 Lunar Sample Return Mission Architecture
Estimated Time:1m 15s
Question 250Question →

Which of the following defense initiatives of India specifically aims to design and manufacture an indigenous light tank optimized for high-altitude operations and mountain warfare?

Show answer & explanation

Answer: Project Zorawar

Answer

Project Zorawar is the correct answer because it refers to India's program for developing an indigenous light tank optimized for mountain warfare.
Project Zorawar was initiated by the Indian Army in collaboration with DRDO to develop an indigenous light tank (weighing around 25 tonnes) tailored for rapid deployment and high maneuverability in mountainous terrain such as Eastern Ladakh.

Step-by-Step Solution

1
Identify the operational requirement specified in the prompt
The target platform must be an indigenous light tank designed for high-altitude battlefield environments.
Matching military procurement requirements to their designated project codenames.
2
Analyze each option's corresponding defense domain
Project Zorawar develops light tanks; Project Sambhav builds secure communication networks; Project Udbhav studies ancient statecraft; Project Kusha develops long-range air defense missiles.
Distinguishing armored land platforms from telecommunications, strategic doctrine, and air defense systems.

Key Concept

Indigenous Defense Platform Inductions and Mountain Warfare Modernization
Estimated Time:1m 0s
Question 251Question →

Match the following science, emerging technology, and space initiatives recently in news (List-I) with their primary objective or key technological breakthrough (List-II):

Click a left item, then click its matching right item

Items

Aditya-L1 Mission
Agnibaan SORTED
EOS-08 Satellite
Anusandhan National Research Foundation (ANRF)

Matches

Show answer & explanation

Answer

Aditya-L1 Mission matches continuous observation of solar coronal heating and space weather from a halo orbit around Sun-Earth L1 point. Agnibaan SORTED matches flight demonstration of a semi-cryogenic engine utilizing a single-piece 3D-printed rocket motor. EOS-08 Satellite matches microsatellite Earth observation payload launched on Small Satellite Launch Vehicle (SSLV-D3). Anusandhan National Research Foundation (ANRF) matches apex statutory body created to seed, grow, and catalyze scientific R&D across Indian universities.
Aditya-L1 is dedicated to solar atmospheric physics at the L1 point. Agnibaan SORTED demonstrated a private sub-orbital launch using additive manufacturing for engines. EOS-08 provides thermal infrared monitoring via SSLV. ANRF acts as the central statutory body driving scientific innovation across universities.

Step-by-Step Solution

1
Analyze Aditya-L1 Mission
Matched with solar observation from L1 Halo orbit.
Aditya-L1 is positioned at Lagrange Point 1 to observe the Sun continuously without eclipses.
2
Analyze Agnibaan SORTED
Matched with semi-cryogenic single-piece 3D-printed engine demonstration.
Agnikul Cosmos successfully launched Agnibaan SORTED to test the 3D-printed Agnilet engine.
3
Analyze EOS-08 Satellite
Matched with SSLV-D3 Earth observation microsatellite payload.
EOS-08 was designed for optical and thermal monitoring and validated technology on the SSLV-D3 developmental flight.
4
Analyze Anusandhan National Research Foundation (ANRF)
Matched with apex statutory body for R&D funding and direction across academia.
ANRF replaced SERB to provide centralized governance and funding for research in higher education institutions.

Key Concept

Objectives, key technologies, and institutional frameworks of recent Indian space missions, private space startups, and national research policies.
Question 252Question →

Regarding the bilateral defense exercise 'AUSTRAHIND', which of the following statements are correct?

Select all that apply

Show answer & explanation

Answer: It is a bilateral joint military training exercise conducted between the armies of India and Australia.; The exercise focuses on enhancing interoperability for counter-terrorism operations in semi-urban terrain under a United Nations mandate.; The inaugural edition of the exercise was conducted at the Mahajan Field Firing Ranges in Rajasthan.

Answer

The correct statements are those identifying Exercise AUSTRAHIND as a bilateral army exercise between India and Australia, describing its operational focus under a UN mandate in semi-urban terrain, and referencing its inaugural edition at Rajasthan's Mahajan Field Firing Ranges.
Exercise AUSTRAHIND is a key bilateral infantry training exercise between the Indian Army and Australian Army. It focuses on sub-unit level tactical operations in semi-urban terrain under UN peace enforcement protocols (Chapter VII). Its inaugural edition was held at the Mahajan Field Firing Ranges in Rajasthan, making the statements detailing its army branch focus, UN mandate operational objectives, and inaugural venue in Rajasthan factually accurate.

Step-by-Step Solution

1
Identify the service branches involved in Exercise AUSTRAHIND.
Exercise AUSTRAHIND is a joint land force exercise involving the contingents of the Indian Army and the Royal Australian Army.
Verifying the participating military services distinguishes land, naval, and air force exercises.
2
Examine the operational mandate and scope of the exercise.
The exercise focuses on joint tactical maneuvers, counter-terrorism operations, and tactical drills in semi-desert and semi-urban environments under UN Chapter VII mandate.
Determining the operational objective confirms the tactical focus of defense drills.
3
Verify historical venue details of the inaugural edition.
The inaugural edition was launched in November 2022 at Rajasthan's Mahajan Field Firing Ranges.
Checking event history establishes geographical and temporal accuracy.

Key Concept

Bilateral Joint Military Exercises and International Defense Security Cooperation
Estimated Time:1m 30s
Question 253Question →

With reference to India's X-ray Polarimeter Satellite (XPoSat) mission launched by ISRO, consider the following statements:

1. It is India's first dedicated scientific observatory to study the polarization of cosmic X-ray sources.
2. The spacecraft was launched into a Geostationary Transfer Orbit (GTO) using the Launch Vehicle Mark-3 (LVM3).
3. It carries two primary scientific payloads named POLIX and XSPECT.

Which of the statements given above are correct?

Show answer & explanation

Answer: 1 and 3 only

Answer

Statements 1 and 3 are correct.
The statement identifying XPoSat as India's first dedicated X-ray polarimetry observatory is accurate. Furthermore, the statement listing POLIX and XSPECT as its two onboard scientific payloads is also accurate. The statement claiming a GTO insertion via LVM3 is wrong because the satellite was launched into a 650 km650\text{ km} Low Earth Orbit by PSLV-C58.

Step-by-Step Solution

1
Evaluate Statement 1 regarding the primary scientific nature of XPoSat.
Statement 1 is correct. XPoSat is India's groundbreaking space observatory aimed at studying polarimetry of intense X-ray sources like neutron stars and black holes.
It is the world's second dedicated X-ray polarimetry space mission after NASA's IXPE.
2
Evaluate Statement 2 regarding the launch vehicle and target orbit.
Statement 2 is incorrect. XPoSat was launched by PSLV-C58 into a circular Low Earth Orbit (LEO) at an altitude of around 650 km650\text{ km} at a low inclination of 6∘6^\circ, not into GTO by LVM3.
LEO provides optimal conditions for low-background X-ray observations and payload operation.
3
Evaluate Statement 3 regarding scientific instruments.
Statement 3 is correct. The mission carries POLIX (Polarimeter Instrument in X-rays) developed by Raman Research Institute and XSPECT (X-ray Spectroscopy and Timing) developed by UR Rao Satellite Centre.
These instruments measure polarimetric parameters and spectral characteristics simultaneously.

Key Concept

X-ray Polarimeter Satellite (XPoSat) mission objectives, payload suite, and orbital characteristics
Question 254Question →

Consider the following statements regarding the joint military exercise 'DHARMA GUARDIAN':

1. It is an annual bilateral land forces exercise conducted between the Indian Army and the Japan Ground Self-Defense Force.
2. The tactical focus of the exercise primarily centers on joint counter-terrorism operations in urban and semi-urban terrain under Chapter VII of the United Nations Charter.

Which of the statements given above is/are correct?

Show answer & explanation

Answer: Both 1 and 2

Answer

Both statements 1 and 2 are correct.
Both statements are correct. 'DHARMA GUARDIAN' is an annual army-to-army bilateral exercise between India and Japan aimed at enhancing defense cooperation, tactical interoperability, and execution of joint counter-terrorist operations in urban and semi-urban environments under a UN mandate.

Step-by-Step Solution

1
Evaluate Statement 1 regarding participating nations and branch
Exercise DHARMA GUARDIAN is indeed an annual bilateral joint army exercise between the Indian Army and the Japan Ground Self-Defense Force (JGSDF) established in 2018.
Verifying the institutional partnership and service branch of the defense exercise.
2
Evaluate Statement 2 regarding tactical focus and UN mandate
The exercise focuses on sharing best practices in counter-terrorism operations, tactical drills, and urban/semi-urban warfare under the UN mandate.
Checking the operational scope and objective of the joint military drill.

Key Concept

Bilateral Joint Military Exercises of India
Estimated Time:1m 0s
Question 255Question →

With reference to High Altitude Pseudo-Satellites (HAPS) developed under emerging aerospace technology initiatives in India, which of the following statements are correct?

Select all that apply

Show answer & explanation

Answer: They operate in the stratosphere at altitudes of approximately 18 to 20 kilometers, remaining above conventional weather systems and commercial air traffic.; They function as solar-powered atmospheric platforms capable of remaining stationary over a targeted geographic area for extended durations.

Answer

The correct statements are that High Altitude Pseudo-Satellites operate in the stratosphere at altitudes of 18 to 20 kilometers above weather systems and commercial air traffic, and that they function as solar-powered atmospheric platforms capable of remaining stationary over a targeted geographic area.
The statements confirming stratospheric operation at 18 to 20 kilometers altitude and long-endurance solar-powered stationary coverage are correct. HAPS vehicles bridge the gap between terrestrial towers and space satellites by operating continuously in the stratosphere using solar energy.

Step-by-Step Solution

1
Analyze the operational altitude and atmospheric layer of High Altitude Pseudo-Satellites (HAPS).
HAPS operate in the lower stratosphere (~18–20 km altitude), positioning them above weather disturbances and commercial aviation.
Establishing the operational altitude confirms their unique atmospheric flight envelope.
2
Evaluate the propulsion mechanism and energy sources of HAPS platforms.
HAPS rely on solar panels during daylight and high-density secondary batteries at night to enable continuous solar-electric flight.
Identifying the power system disproves claims of nuclear thermal propulsion.
3
Distinguish between atmospheric station-keeping and space orbital dynamics.
HAPS generate aerodynamic lift within the atmosphere to hover stationary over target regions, making space orbital velocities unnecessary.
Understanding atmospheric station-keeping clarifies why low Earth orbit velocities do not apply.

Key Concept

Operational Principles and Applications of High Altitude Pseudo-Satellites (HAPS)
Question 256Question →

Match the bilateral joint military exercises of the Indian Armed Forces in List I with their respective partner nations in List II and select the correct combination.

Click a left item, then click its matching right item

Items

Exercise Garuda Shakti
Exercise Mitra Shakti
Exercise Bold Kurukshetra
Exercise Ekuverin

Matches

Show answer & explanation

Answer

Exercise Garuda Shakti corresponds to Indonesia, Exercise Mitra Shakti corresponds to Sri Lanka, Exercise Bold Kurukshetra corresponds to Singapore, and Exercise Ekuverin corresponds to Maldives.
Garuda Shakti is conducted with Indonesia, Mitra Shakti with Sri Lanka, Bold Kurukshetra with Singapore, and Ekuverin with Maldives as per defense bilateral exercise protocols.

Step-by-Step Solution

1
Match Exercise Garuda Shakti with its partner nation
Garuda Shakti is paired with Indonesia.
Garuda Shakti specifically tests interoperability between Indian and Indonesian army special forces.
2
Match Exercise Mitra Shakti with its partner nation
Mitra Shakti is paired with Sri Lanka.
Mitra Shakti is the flagship army level bilateral exercise conducted between India and Sri Lanka.
3
Match Exercise Bold Kurukshetra with its partner nation
Bold Kurukshetra is paired with Singapore.
Bold Kurukshetra focuses on artillery tactics, armored warfare, and mechanized operations between India and Singapore.
4
Match Exercise Ekuverin with its partner nation
Ekuverin is paired with Maldives.
Ekuverin alternates annually between India and Maldives to enhance counter-insurgency and amphibious capabilities.

Key Concept

Bilateral Joint Military Exercises of India
Question 257Question →

With reference to the NASA-ISRO Synthetic Aperture Radar (NISAR) mission recently in news, consider the following statements:

1. It is a joint Earth-observation mission featuring a dual-frequency synthetic aperture radar operating in L-band and S-band frequencies.
2. The S-band payload is contributed by NASA's Jet Propulsion Laboratory (JPL), while the L-band payload is developed by ISRO.
3. It is designed to map the Earth's land and ice surfaces globally to monitor ecosystems, natural hazards, and sea-level rise.

Which of the statements given above is/are correct?

Show answer & explanation

Answer: 1 and 3 only

Answer

The statement combination '1 and 3 only' is correct.
Statements 1 and 3 are correct. NISAR is a landmark joint project between NASA and ISRO utilizing dual-frequency SAR (L-band and S-band) to map global land masses and ice sheets, observing crustal deformation, ecosystem changes, and natural hazards. Statement 2 is false because NASA JPL provides the L-band SAR system and ISRO provides the S-band SAR system, not vice versa.

Step-by-Step Solution

1
Analyze Statement 1 regarding mission radar frequencies
NISAR uses dual-frequency synthetic aperture radar operating in both L-band (1.25 GHz) and S-band (3.2 GHz) frequencies.
This dual-frequency capability enables detailed observation of vegetation canopy as well as surface structure.
2
Analyze Statement 2 regarding institutional responsibilities for radar payloads
NASA's JPL is responsible for the L-band SAR, while ISRO is responsible for the S-band SAR.
Statement 2 incorrectly reverses these hardware contributions.
3
Analyze Statement 3 regarding scientific and operational objectives
The satellite aims to map Earth's land and ice surfaces systematically over time to track ecosystem dynamics, land surface deformation, and cryosphere changes.
This matches the core mission objectives established by NASA and ISRO.

Key Concept

NISAR Mission Architecture and Agency Payload Distribution
Question 258Question →

The Information Fusion Centre – Indian Ocean Region (IFC-IOR), established to enhance maritime security and facilitate white shipping information sharing across the Indian Ocean Region, is located at which of the following places?

Show answer & explanation

Answer: Gurugram, Haryana

Answer

Gurugram, Haryana
The Information Fusion Centre – Indian Ocean Region (IFC-IOR) was launched by India in December 2018 and is hosted at the Information Management and Analysis Centre (IMAC) in Gurugram, Haryana. It works in partnership with partner nations and international liaison officers to monitor maritime domain awareness and non-traditional security threats in the Indian Ocean Region.

Step-by-Step Solution

1
Identify the primary mandate of the Information Fusion Centre – Indian Ocean Region (IFC-IOR).
IFC-IOR acts as a regional maritime security hub for tracking non-traditional threats and exchanging white shipping data.
Understanding the facility's identity helps recall its co-location with national surveillance infrastructure.
2
Recall the institutional host and operational headquarters location.
The IFC-IOR is hosted at the Information Management and Analysis Centre (IMAC) in Gurugram, Haryana.
IMAC is the joint coastal surveillance hub operated by the Indian Navy and Indian Coast Guard.

Key Concept

Information Fusion Centre – Indian Ocean Region (IFC-IOR) setup and headquarters location
Estimated Time:45s
Question 259Question →

Match the following prestigious sports trophies and tournaments with their corresponding sports disciplines and event formats:

Click a left item, then click its matching right item

Items

Thomas Cup
Uber Cup
Sultan Azlan Shah Cup
Walker Cup

Matches

Show answer & explanation

Answer

Thomas Cup matches with Badminton (World Men's Team Championship); Uber Cup matches with Badminton (World Women's Team Championship); Sultan Azlan Shah Cup matches with Field Hockey (Annual Men's International Tournament); Walker Cup matches with Golf (Biennial Men's Amateur Match Play Competition).
The correct pairings link each international trophy to its accurate sport discipline and competition format: Thomas Cup is the men's team badminton championship, Uber Cup is the women's team badminton championship, Sultan Azlan Shah Cup is an annual field hockey tournament, and Walker Cup is an international amateur golf competition.

Step-by-Step Solution

1
Identify the sport and gender category for the Thomas Cup.
Thomas Cup is the World Men's Team Championship in Badminton.
Established in 1949, it serves as the premier men's team competition in badminton.
2
Identify the sport and gender category for the Uber Cup.
Uber Cup is the World Women's Team Championship in Badminton.
Established in 1957, it is the female counterpart to the Thomas Cup.
3
Identify the sport and format for the Sultan Azlan Shah Cup.
Sultan Azlan Shah Cup is an Annual Men's International Field Hockey Tournament.
Held annually in Malaysia, it is a prominent invitational field hockey tournament.
4
Identify the sport and category for the Walker Cup.
Walker Cup is a Golf competition for amateur men's teams.
Contested biennially between Great Britain & Ireland and the USA.

Key Concept

Sports Events, Tournaments, Champions, and National Sports Awards
Question 260Question →

Match the following science and space initiatives recently in the news (List-I) with their corresponding primary technological focus or objective (List-II):

Click a left item, then click its matching right item

Items

TRISHNA Mission
Shukrayaan-1 (VOM)
Pushpak
PRATUSH

Matches

Show answer & explanation

Answer

The correct pairings are: TRISHNA Mission matches with High-resolution thermal infrared imaging for Earth surface temperature and water resource management; Shukrayaan-1 (VOM) matches with Investigation of the atmospheric chemistry and surface geology of Venus; Pushpak matches with Autonomous runway landing demonstrator for reusable launch vehicles (RLV-LEX); and PRATUSH matches with Moon-bound high-altitude radio telescope to study the Cosmic Dawn and first stars.
Each initiative corresponds directly to its correct scientific domain: TRISHNA focuses on thermal infrared Earth imaging with France's CNES; Shukrayaan-1 targets Venus; Pushpak is ISRO's winged reusable launch demonstrator vehicle; and PRATUSH is designed to observe cosmic reionization signals from lunar orbit.

Step-by-Step Solution

1
Identify the mandate of TRISHNA Mission
TRISHNA is a collaborative Earth observation mission between ISRO (India) and CNES (France) dedicated to thermal infrared monitoring of ecosystems and water resources.
Matching initiative with its primary payload function.
2
Identify the destination and scope of Shukrayaan-1
Shukrayaan-1, officially approved as the Venus Orbiter Mission (VOM), aims to study Venus.
Matching planetary exploration mission to target planet.
3
Identify the technology category for Pushpak
Pushpak is the winged test vehicle for ISRO's Reusable Launch Vehicle (RLV) program successfully demonstrated in landing experiments.
Matching launch vehicle hardware to aerodynamic flight testing objective.
4
Identify the astrophysical domain of PRATUSH
PRATUSH is a space-based radio astronomy instrument intended for deployment in lunar orbit to observe neutral hydrogen signals (21 cm21\text{ cm} line) from early cosmological epochs.
Matching astronomy payload to its observation goal.

Key Concept

Recent Indian Space Exploration Missions and Emerging Aerospace Technologies
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