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Science & Technology Grand Test

03-02-2026

9

Science & Technology Grand Test - 01

1 / 25

1) Consider the following statements:

  1. Nanoparticles of zinc oxide and titanium dioxide are used in sunscreens to block UV radiation.
  2. All nanoparticles used in cosmetics are biologically inert and cannot enter human skin cells.

Which of the above statements is/are correct?

2 / 25

2) Consider the following statements regarding Radioisotope Thermoelectric Generators (RTGs):

  1. RTGs derive energy from the radioactive decay of isotopes like Plutonium-238.
  2. RTGs require no moving parts and are suitable for deep-space missions.
  3. RTGs use nuclear fission to generate electricity like conventional nuclear reactors.

How many of the above statements are correct?

3 / 25

3) Consider the following statements regarding the role of nitrogen in biological systems:

  1. Nitric oxide plays a vital role in nerve signal transmission and blood vessel dilation in the human body.
  2. Adenosine triphosphate (ATP), a key energy carrier in cells, is composed solely of carbon and hydrogen atoms.

Which of the above statements is/are correct?

4 / 25

4) Consider the following pairs:

Bacteria Disease Caused
1. Xanthomonas axonopodis Fire blight of apple
2. Erwinia amylovora Citrus canker
3. Pseudomonas syringae Wildfire of tobacco
4. Agrobacterium tumefaciens Crown gall
5. Xanthomonas vasculorum Sugarcane gumming disease

How many of the above pairs are correctly matched?

5 / 25

5) Consider the following statements regarding Perovskite Solar Cells (PSCs):

  1. PSCs are more stable and durable than traditional silicon-based solar cells.
  2. PSCs contain toxic substances that require specialized solvents for recycling.
  3. Ethanol and ethyl acetate are used in recycling PSCs to help separate and recover individual layers.

How many of the above statements are correct?

6 / 25

6) Consider the following statements regarding the World Pandemic Treaty:

  1. The treaty includes a legally binding mechanism for global cooperation in pandemic prevention and response.
  2. The treaty provides the WHO with authority to mandate public health actions such as lockdowns and vaccination mandates in member countries.
  3. The One Health approach under the treaty integrates human, animal, and environmental health dimensions in pandemic preparedness.

How many of the above statements are correct?

7 / 25

7) Consider the following statements regarding ISRO’s Chandrayaan-3 mission:

  1. The Pragyan rover has confirmed the presence of sulfur on the lunar surface using the LIBS instrument.
  2. The discovery of sulfar on moon enhances our understanding of the moon’s elemental composition and geology.
  3. The LIBS instrument works by exposing lunar material to high-energy laser pulses to generate localized plasma for spectral analysis.

Which of the statements given above is/are correct?

8 / 25

8) What is the full form of SITE, related to a pioneering satellite communication project in India?

9 / 25

9) Consider the following statements about NewSpace India Limited (NSIL)

  1. It was established to increase private sector involvement in the Indian space industry.
  2. It serves as a central agency for coordinating all space-related industrial activities.

Which of the statements given above is/are correct?

10 / 25

10) What is the name of the Reusable Launch Vehicle (RLV) used by ISRO in its mission conducted in March 2024?

11 / 25

11) Which of the following institution has developed the first indigenous testing kit capable of detecting Influenza A, Influenza B, and SARS-CoV-2 in a single test?

12 / 25

12) Consider the following pairs:

Plant Traditional/Medicinal Use
1. Fennel Seeds Mouth freshener after meals
2. Turmeric Healing wounds
3. Jamun Seeds Controlling diabetes
4. Tulsi Immunity booster and treatment for cough and cold

How many of the above pairs are correctly matched?

13 / 25

13) Consider the following statements:

Statement I: Children aged 1 month to 3 years receive a series of vaccinations to protect against various preventable diseases due to their developing immune systems.

Statement II: Proper management of illnesses like diarrhea and respiratory infections in children from 1 month to 3 years is crucial, as these can lead to severe complications such as dehydration.

Which one of the following is correct in respect of the above statements?

14 / 25

14) Consider the following statements:

Statement-I: Biomass energy faces challenges such as supply reliability, logistical constraints, and competition with food production

Statement-II: Second-generation biofuels, derived from materials like straw and wood, are in development and aim to provide sustainable energy with low emissions

Which one of the following is correct in respect of the above statements?

15 / 25

15) Consider the following statements about geosynchronous orbits:

  1. All geosynchronous satellites remain fixed over one point on the equator.
  2. Geosynchronous orbits are especially useful for weather monitoring, communications, and surveillance because of their consistent view of particular areas.

Which of the statements given above is/are correct?

16 / 25

16) Consider the following statements regarding Indian satellite programs:

  1. The Indian Remote Sensing (IRS) Program is aimed at applications such as agriculture, forestry, and hydrology
  2. INSAT System provides meteorological services in Asia-Pacific.
  3. Kalpana-1is India’s first meteorological satellite

Which of the statements given above is/are correct?

17 / 25

17) In the context of space operations, COLA stands for:

18 / 25

18) Why are fuel cells considered more efficient than traditional combustion engines?

19 / 25

19) Consider the following pairs of elements with their primary applications:

  1. Thorium – Used in certain types of nuclear reactors
  2. Radium- Used in nuclear weapons
  3. Polonium- Used in medical imaging
  4. Caesium- Used in nuclear medicine and industrial applications

Which of the above pairs are correctly matched?

20 / 25

20) What challenge does geothermal energy face in becoming more widely used?

21 / 25

21) Consider the following statements regarding the use and function of sunscreens:

  1. Sunscreens protect the skin by blocking both UVA and UVB rays.
  2. SPF 50 sunscreen offers significantly higher protection than SPF 30 and can block 100% of UVB radiation.
  3. Sunscreen must be applied at least 15 minutes before sun exposure and reapplied every two hours or after sweating or swimming.

How many of the above statements are correct?

22 / 25

22) The reason the Government pushing to link Voter ID with Aadhaar:

  1. To help the Election Commission maintain an updated and accurate record of the voter base.
  2. To remove duplication of voters who may have been registered multiple times.
  3. To increase voter turnout during elections.

Which of the above statements is/are correct?

23 / 25

23) Consider the following:

  1. Application-specific integrated circuits (ASICs)
  2. Field-programmable gate arrays (FPGAs)
  3. Central processing units (CPUs)
  4. Graphical processing units (GPUs)

How many of the above is/ are types of AI chips?

24 / 25

24) Consider the following statements about hydrogen production and types:

  1. Grey hydrogen is generated primarily from coal, resulting in the highest emissions
  2. Blue hydrogen refers to hydrogen produced through steam reforming, with captured carbon stored underground
  3. Green hydrogen is produced using surplus energy from renewable sources, through a process called electrolysis.
  4. Pink hydrogen is created through electrolysis of water powered by nuclear energy.

How many of the above statements are correct regarding the different types and production methods of hydrogen?

25 / 25

25) Meningitis is primarily a disease affecting which part of the human body?

Your score is

0%

4

Science & Technology Grand Test - 02

1 / 25

1) Consider the following statements regarding Sahastra Shakti:

  1. The system is capable of neutralising aerial threats like drone swarms and missiles using a high-powered kinetic warhead.
  2. India became one of the few countries to possess an operational laser-based directed energy weapon system after the successful trial of Sahastra Shakti.

Which of the above statements is/are correct?

2 / 25

2) Consider the following statements regarding the ChaSTE probe of Chandrayaan-3:

  1. ChaSTE was developed solely by the Indian Institute of Astrophysics and was mounted on the Pragyan rover.
  2. The probe aims to measure thermal conductivity and temperature gradients of the lunar soil to a depth of 100 mm.
  3. The temperature sensors used in the probe are made of Platinum and help study the moon’s near-surface thermal properties.

How many of the above statements are correct?

3 / 25

3) Consider the following statements regarding the India BioEconomy Report 2025:

  1. The report highlights that India’s bioeconomy nearly doubled in value between 2020 and 2024.
  2. The pharmaceutical sector forms the smallest segment of India’s total bioeconomy value.
  3. The Eastern and Northeastern regions of India together contribute more than one-fourth of the national bioeconomy output.

How many of the above statements are correct?

4 / 25

4) Consider the following statements regarding international legal frameworks on space debris:

  1. The 1972 Liability Convention places absolute liability on launching states for damage caused by their space objects on Earth.
  2. The Space Debris Mitigation Guidelines issued by the United Nations are legally binding for all member states.

Which of the above statements is/are correct?

5 / 25

5) The insecticidal property in genetically modified Bt cotton varieties like Bollgard-3 is primarily derived from:

6 / 25

6) Consider the following potential applications of the VEDAS (Visualization of Earth observation Data and Archival System) portal:

  1. Monitoring of agricultural crop conditions and vegetation health
  2. Studying polar ice melt and supporting ship navigation in polar regions
  3. Estimating solar and wind energy potential across Indian states
  4. Mapping groundwater extraction for drinking water supply in rural areas
  5. Monitoring of urban sprawl, land degradation, wetlands, and forest biomass

How many of the above applications are supported by the VEDAS portal?

7 / 25

7) Consider the following statements regarding the Geosynchronous Satellite Launch Vehicle (GSLV):

  1. The use of an indigenously developed cryogenic upper stage was a feature present in all GSLV launches since 2001.
  2. GSLV employs solid propellant in its first stage, liquid propellant in the second stage, and cryogenic propellant in the third stage.
  3. The L-40 boosters used in GSLV employ hypergolic propellants.

How many of the above statements are correct?

8 / 25

8) Consider the following statements regarding ISRO’s Reusable Launch Vehicle Technology Demonstrator (RLV-TD):

  1. RLV-TD integrates both aircraft and rocket technologies to enable autonomous hypersonic flight and controlled landing.
  2. The RLV-TD project uses turbojet propulsion for high-speed flight during its atmospheric re-entry phase.

Which of the above statements is/are correct?

9 / 25

9) The programme UNNATI, launched by ISRO, is primarily related to:

10 / 25

10) In the context of CERVAVAC of India, consider the following statements:

  1. It is India’s first indigenously developed Quadrivalent Human Papillomavirus vaccine (QHPV).
  2. It is a vaccine that is capable of preventing cervical cancer through the immunization process.

Which of the statements given above is/are correct?

11 / 25

11) Consider the following statements:

  1. Quantum dots used in solar cells can be tuned to absorb different parts of the solar spectrum by adjusting their size.
  2. Silicon-based solar cells offer higher charge carrier mobility than quantum dot-based solar cells.

Which of the statements given above is/are correct?

12 / 25

12) MicroRNA (miRNA) functions primarily as a:

13 / 25

13) Consider the following statements regarding genome editing:

  1. Genome editing allows scientists to add, remove, or alter specific DNA sequences in an organism’s genome.
  2. CRISPR technology is based on proteins and enables targeted changes in the genome.
  3. Sickle cell anemia is one of the diseases being targeted in India using CRISPR-based genome editing.

How many of the above statements are correct?

14 / 25

14) Which among the following statements best describes Non-fungible tokens (NFTs)?

15 / 25

15) Consider the following pillars of the Digital India initiative:

  1. Broadband Highways
  2. Universal Access to Mobile Connectivity
  3. Information for all
  4. e-Governance: Reforming Government through Technology
  5. Information for All

Which of the following are the pillars of Digital India?

16 / 25

16) Consider the following statements regarding cloning:

  1. In reproductive cloning, an entire organism is created that is genetically identical to the donor organism.
  2. Cloning uses somatic cells, which contain only one set of chromosomes like sperm and egg cells.

Which of the above statements is/are correct?

17 / 25

17) Consider the following statements about the Bharat 6G Alliance (B6GA):

  1. It is designed to accelerate patent creation related to 6G technologies within India.
  2. It operates under the Department of Biotechnology, Government of India.

Which of the above statements is/are correct?

18 / 25

18) Consider the following statements about the National Innovation Foundation-India (NIF):

  1. It offers financial support to grassroots innovators through the Micro Venture Innovation Fund (MVIF).
  2. NIF’s Grassroots Innovation Design Studio (GRIDS) collaborates exclusively with international design schools to support foreign innovators.

Which of the above statements is/are correct?

19 / 25

19) What is the primary objective of the Sugamya Bharat Abhiyaan Campaign?

20 / 25

20) Consider the following statements about DigiLocker:

  1. It is part of the Digital India initiative for digital document issuance and verification.
  2. It operates under the Department of Electronics and Information Technology.

Which of the above statements is/are correct?

21 / 25

21) What is the primary objective of the Pradhan Mantri Gramin Digital Saksharta Abhiyaan (PMGDISHA)?

22 / 25

22) Consider the following statements about Net Neutrality:

  1. Net Neutrality ensures Internet service providers treat all internet data equally, without any discrimination.
  2. Under Net Neutrality, Internet service providers can charge more for faster access to specific services.

Which of the above statements is/are correct?

23 / 25

23) In the context of transport safety systems, Collision Avoidance Systems (CAS) primarily rely on which of the following technologies for real-time hazard detection?

24 / 25

24) Consider the following statements regarding the Kavach Automatic Train Protection (ATP) System

  1. Kavach automatically applies brakes when a train driver fails to adhere to speed limits or red signals.
  2. Kavach systems can prevent collisions only when both locomotives are equipped with functional Kavach units.

Which of the above statements is/are correct?

25 / 25

25) With reference to the applications of nuclear technology, Consider the following statements.

1. Increasing shelf life of agricultural products.

2. Sterilisation of medical products.

3. Development of disease resistant crops.

Which of the following statements is/are correct?

Your score is

0%

3

Science & Technology Grand Test - 03

1 / 25

1) Consider the following statements:

  1. AI Kosha is a government-backed platform that provides non-personal datasets and tools to promote AI research and innovation in India.
  2. The IndiaAI Compute Portal offers high-performance computing infrastructure through access to GPUs, enabling AI model training for startups and researchers.

Which of the above statements is/are correct?

2 / 25

2) The term “Deadbots” recently seen in the news refers to:

3 / 25

3) Consider the following statements regarding recent AI developments by OpenAI:Q.53) Consider the following statements regarding recent AI developments by OpenAI:

  1. Sora is a text-to-video model that can generate one-minute-long videos based on written descriptions while simulating motion and real-world physics.
  2. Project Strawberry is designed to generate synthetic audio to enhance language learning tools.

Which of the above statements is/are correct?

4 / 25

4) Consider the following statements regarding the Digi Yatra application:

  1. Digi Yatra uses facial recognition technology to create a single-token system for identification and boarding at airports.
  2. The platform is based on the Self-Sovereign Identity (SSI) framework and follows Privacy by Design principles.
  3. Digi Yatra stores biometric data permanently on centralized government servers for seamless integration across all airports.

How many of the above statements are correct?

5 / 25

5) Which of the following statements is incorrect regarding the Metaverse?

6 / 25

6) With reference to biofilms and their treatment, consider the following statements:

  1. Biofilms block antibiotics from reaching bacteria.
  2. Cow gut enzymes can help break down biofilms.
  3. Biofilms of Klebsiella pneumoniae are easy to treat with common antibiotics.

How many of the above statements are correct?

7 / 25

7) Assertion (A): Quantum dot-based solar cells can potentially harness more of the sun’s energy, leading to higher efficiency.

Reason (R): Their small size allows quantum dots to absorb light of different wavelengths, including those in the ultraviolet and infrared spectrum.

8 / 25

8) What is the major difference between power petrol and normal petrol?

9 / 25

9) In the context of smart home technology, which of the following tasks is/are accomplished by smart home devices?

  1. Controlling lighting and appliances remotely.
  2. Monitoring home security through connected cameras and sensors.
  3. Managing energy usage through smart thermostats.
  4. Streaming multimedia content to televisions and speakers.

Select the correct answer using the code given below:

10 / 25

10) With reference to FASTag , Consider the following statements.

  1. It is a device that employs Radio Frequency Identification (RFID) technology for making toll payments directly while the vehicle is in motion.
  2. It is a reloadable tag that automatically deducts toll charges and enables cashless payment.
  3. It enables transfer of one FASTag to another Vehicle paving way for multiple access of the tag.

Which of the statements given above is/are correct?

11 / 25

11) What is the primary focus of the SWAYAM Plus platform?

12 / 25

12) Consider the following:

  1. It is used to record cryptocurrency transactions.
  2. It has a unique singular database, protected by several encrypted layers.
  3. The unique feature of the technology is its ability to hide the User’s identity and their transactions.

Which of the following statements is/ are correct regarding the block chain technology?

13 / 25

13) What does Aadhaar primarily serve as?

14 / 25

14) Consider the following statements about the Unified Payments Interface (UPI):

  1. UPI is an instant payment system developed by the National Payments Corporation of India (NPCI).
  2. UPI is built over the NEFT infrastructure that allows money transfers between any two parties bank accounts.

Which of the statements given above is/are correct?

15 / 25

15) The term “Blue Screen of Death (BSOD)” recently seen in the news refers to:

16 / 25

16) The WISE-KIRAN initiative primarily aims to support:

17 / 25

17) Consider the following statements:

  1. The BharatGen initiative is India’s first AI mission focusing on robotics and autonomous systems.
  2. It is being developed under the National Mission on Interdisciplinary Cyber-Physical Systems (NM-ICPS).

Which of the above statements is/are correct?

18 / 25

18) Consider the following:

  1. Urban and rural planning
  2. Infrastructure monitoring
  3. Disaster assessment
  4. Border surveillance
  5. Environmental and agricultural monitoring

How many of the above are the uses of the CARTOSAT-3 satellite?

19 / 25

19) Consider the following statements regarding the components of the Gaganyaan spacecraft:

  1. The Orbital Module, comprising the Crew Module and Service Module, will orbit Earth equipped with advanced avionics systems.
  2. The Service Module includes propulsion, thermal, power, and avionics systems, supporting the Crew Module in orbit.
  3. The Crew Module provides an Earth-like environment with life support, avionics, and deceleration systems.

How many of the above statements are correct?

20 / 25

20) What is a Dogleg maneuver?

21 / 25

21) Consider the following statements about the Polar Satellite Launch Vehicle (PSLV):

  1. PSLV is the first generation launch vehicle of India.
  2. It is the first Indian launch vehicle to be equipped with liquid stages.
  3. PSLV is capable of placing multiple payloads into orbit.

How many of the above statements are correct?

22 / 25

22) Consider the following statements about GSAT -7A

  1. It is India’s first Geostationary Communication Satellite.
  2. The satellite is primarily for the Air Force’s communication purposes.
  3. It will interlink all the ground-based radars, airbases & Airborne early warning and control (AEW&C ) aircraft for surveillance.

How many of the above statements are correct?

23 / 25

23) Which of the following statements regarding Neutrinos is not correct?

24 / 25

24) Consider the following statements about GAGAN:

  1. GAGAN stands for GPS Aided GEO Augmented Navigation.
  2. It is based on Space Based Augmentation System (SBAS).
  3. It provide GPS signal corrections for better position accuracy.

How many of the above statements are correct?

25 / 25

25) What is the primary purpose of the INSAT-3DS satellite launched by ISRO?

Your score is

0%

2

Science & Technology Grand Test - 04

1 / 25

1) Consider the following statements about Mission Shakti:

  1. Mission Shakti was undertaken to develop highly-potent Anti-satellite weapons (ASAT).
  2. It is a joint programme of the NASA and the Indian Space Research Organisation (ISRO).
  3. With this test, India joined the league of four countries after the U.S., Russia, and China to have such technology.

How many of the above statements are correct?

2 / 25

2) Consider the following statements about Vikram-S launch:

  1. Vikram-S is the first launch vehicle built by a private company in India.
  2. The mission was authorized by the Indian Space Research Organisation (ISRO).

Which of the statements given above is/are correct?

3 / 25

3) Consider the following:

1. Assessment of crop productivity

2. Locating groundwater resources

3. Mineral exploration

4. Telecommunications

5. Traffic studies

In which of the following activities are Indian Remote Sensing (IRS) satellites used?

4 / 25

4) Which of the following terms refers to naturally occurring molecular hydrogen present in the Earth’s crust?

5 / 25

5) CERN’s ALICE detector was in news recently for which of the following scientific achievements?

6 / 25

6) Consider the following statements regarding the Proba-3 mission:

  1. It aims to study the Sun’s corona by creating an artificial eclipse in space.
  2. It was launched aboard PSLV-C59 by the Indian Space Research Organisation (ISRO).

Which of the above statements is/are correct?

7 / 25

7) How does a smoke detector utilizing alpha decay function to detect the presence of smoke and trigger an alarm?

8 / 25

8) Who developed the e-Granthalaya Integrated Library Management Software?

9 / 25

9) Consider the following advantages of Visible Light Communication (VLC):

  1. High data transfer rates
  2. Improved range and coverage area
  3. Enhanced security
  4. No electromagnetic interference

Which of the above statements are correct?

10 / 25

10) With reference to mobile communication technologies, how many of the following pairs are correctly matched?

  1. 1G (First Generation) — Basic voice services
  2. 2G (Second Generation) — Digital networks, improved voice quality, SMS
  3. 3G (Third Generation) — High-speed data transmission, video calling
  4. 4G (Fourth Generation – LTE) — High-speed data, VoLTE, optimized IP-based communication
  5. 5G (Fifth Generation – NR) — Ultra-fast data, low latency, massive device connectivity, network slicing

How many of the above pairs are correctly matched?

11 / 25

11) Consider the following:

  1. Micro-hydropower units
  2. Rooftop wind turbines
  3. Solar home lighting systems
  4. Geothermal heat pumps

How many of the above are renewable-based Distributed Energy Resources (DERs)?

12 / 25

12) Consider the following crops:

  1. Lentil
  2. Chickpea
  3. Maize

How many of the above are leguminous plants capable of nitrogen fixation?

13 / 25

13) Which one of the following is synthesised in the human body that dilates blood vessels and increases blood flow?

14 / 25

14) What is the primary purpose of the ‘MeghRaj’?

15 / 25

15) Hyperledger, Corda sometimes mentioned in the news in relation to which of the following aspects?

16 / 25

16) Consider the following communication technologies:

  1. Bluetooth.
  2. Zigbee.
  3. Near Field Communication (NFC).

How many of the above are considered Short-Range devices/technologies?

17 / 25

17) With reference to “Platform as a Service (PaaS)”, consider the following statements:

  1. PaaS buyers can customise the user interface and can change data fields.
  2. PaaS environments automatically scale resources to match application demand.
  3. Google App Engine, Heroku, and Microsoft Azure are examples of PaaS.

How amny of the statements given above are correct?

18 / 25

18) Consider the following technologies:

  1. Django
  2. Git
  3. Eclipse IDE
  4. Tensor Flow

Which of the following are built on open-source platforms?

19 / 25

19) “Blue Ghost,” recently in the news, refers to which of the following?

20 / 25

20) “Nag Mk-2,” recently test-fired by India, refers to which of the following?

21 / 25

21) Consider the following:

  1. UPI (Unified Payments Interface)
  2. ONDC (Open Network for Digital Commerce)
  3. FASTag
  4. BharatGPT

Which of the above are developed as open digital public infrastructure or open-source platforms?

22 / 25

22) Triclosan, which has raised concerns due to its possible endocrine-disrupting effects, is most likely to be found in which of the following everyday items?

23 / 25

23) Bollgard III, recently in news, is associated with which one of the following?

24 / 25

24) What is the term for deficient blood supply to the heart muscle?

25 / 25

25) What is the primary principle behind the function of airbags in cars during a collision?

Your score is

0%

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