Science & Technology Current Affairs Quiz — All time
Daily news by your exam, state and topic — each with a short summary, key facts and MCQs.
Consider the following statements about the blood donation camp held on 11 May 2025: 1. It was organised by the Ministry of Science and Technology with the Indian Red Cross Society. 2. It was organised by the Ministry of Defence. Which of the statements given above is/are correct?
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Correct answer: A — 1 only
Only statement 1 is correct. The camp was organised by the Ministry of Science and Technology in collaboration with the Indian Red Cross Society.
IMD installations at which two locations were specifically to receive bolstered security, as per the review of 10 May 2025?
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Correct answer: B — Srinagar and Leh
The vital IMD installations in Srinagar and Leh were to receive bolstered security.
Consider the following directions given to scientific institutions on 10 May 2025: 1. Upcoming examinations were to be advanced and held immediately. 2. Each institution was to develop and circulate SOPs for emergency response. Which of the statements given above is/are correct?
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Correct answer: B — 2 only
Only 2 is correct. Upcoming examinations and research proposal calls were to be postponed until further notice.
Who attended the 10 May 2025 security review as Director General of IMD?
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Correct answer: D — Mrutyunjay Mohapatra
Mrutyunjay Mohapatra is DG, IMD; Abhay Karandikar is Secretary DST, Rajesh Gokhale Secretary DBT and N. Kalaiselvi DG CSIR.
For what initial period did TRAI recommend that spectrum be assigned for NGSO-based FSS and GSO/NGSO-based MSS?
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Correct answer: B — Up to 5 years
TRAI recommended assignment for up to five years, which the Government may extend by up to two years.
Consider the following statements about TRAI's satellite spectrum recommendations of 9 May 2025: 1. Ku and Ka bands should be considered for user links of Mobile Satellite Services. 2. Satellite earth station gateways should be commissioned within 12 months of permission. Which of the statements given above is/are correct?
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Correct answer: B — 2 only
Only 2 is correct. For MSS user links, TRAI recommended L and S bands; C, Ku, Ka and Q/V are for feeder links.
The eco-friendly lubricant developed at IASST, Guwahati uses which bio-based oil as its base?
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Correct answer: D — Castor oil
Surface-modified graphitic carbon nitride was integrated into bio-based castor oil.
Consider the following statements about the IASST lubricant: 1. It reduced friction by around 54% compared with castor oil alone. 2. IASST, which developed it, is located in Shillong. Which of the statements given above is/are correct?
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Correct answer: A — 1 only
Only 1 is correct. IASST is in Guwahati and is an autonomous institute of the DST.
As noted at the NITI Frontier Tech Hub workshop, India accounts for what share of global datacentre capacity?
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Correct answer: A — 3%
India generates nearly 20% of the world's data but accounts for just 3% of global datacentre capacity.
Consider the following statements about the AI datacentre workshop of 8 May 2025: 1. It was organised by the Ministry of Electronics and IT. 2. It noted that India generates about 3% of the world's data. Which of the statements given above is/are correct?
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Correct answer: D — Neither 1 nor 2
Both are wrong: it was hosted by the NITI Aayog Frontier Tech Hub, and India generates nearly 20% of the world's data (3% is its share of datacentre capacity).
The smart modular cattle cage highlighted by the DST on 8 May 2025 was developed by a team from an engineering college in which city?
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Correct answer: D — Nashik
It was developed by Prof. Sandip S. Patil's team at Guru Gobind Singh College of Engineering and Research Centre, Nashik, Maharashtra.
Consider the following statements about the smart cattle cage: 1. Its development was funded under DST-SEED (Science for Equity, Empowerment and Development). 2. It has a ramp that doubles as a door. Which of the statements given above is/are correct?
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Correct answer: C — Both 1 and 2
Both are correct.
As per the SRS Special Bulletin on Maternal Mortality 2019-21, released with the SRS 2021 report on 7 May 2025, India's Maternal Mortality Ratio is:
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Correct answer: B — 93
MMR fell from 130 per lakh live births in 2014-16 to 93 in 2019-21. 70 is the SDG target and 45 is Telangana's MMR.
According to the SRS Statistical Report 2021, India's Infant Mortality Rate in 2021 was (per 1,000 live births):
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Correct answer: D — 27
IMR was 27 in 2021, down from 39 in 2014. 19 is the Neonatal Mortality Rate and 31 the Under-Five Mortality Rate for 2021.
Consider the following statements based on the SRS 2021 data released on 7 May 2025: 1. Among the States that have met the SDG target for MMR, Kerala has the lowest MMR. 2. India's Total Fertility Rate was 2.0 in 2021. Which of the statements given above is/are correct?
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Correct answer: C — Both 1 and 2
Both are correct. Kerala's MMR is 20, and the TFR was 2.0 in 2021.
Which organisation was the host of the Global Space Exploration Conference (GLEX) 2025 held in New Delhi from 7 to 9 May 2025?
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Correct answer: B — Indian Space Research Organisation
GLEX 2025 was jointly organised by the International Astronautical Federation, with ISRO as host and the Astronautical Society of India as co-host.
Consider the following statements: 1. GLEX 2025 was the 12th edition of the Global Space Exploration Conference. 2. In his GLEX 2025 address, the Prime Minister said India has deployed over 400 satellites for 34 nations using Indian launch vehicles. Which of the statements given above is/are correct?
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Correct answer: C — Both 1 and 2
Both are correct, as per the PIB releases of 6 and 7 May 2025.
Dravyaratnakara Nighantu, the 15th-century Ayurvedic lexicon revived by CCRAS in May 2025, was authored by:
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Correct answer: B — Mudgala Pandita
It was authored by Mudgala Pandita in 1480 AD. Dravyanamakara Nighantu is attributed to Bhisma Vaidya; Dr. Kamat edited both texts.
Dravyanamakara Nighantu, revived by CCRAS, is an appendix to which text?
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Correct answer: C — Dhanvantari Nighantu
Dravyanamakara Nighantu is a standalone appendix to the Dhanvantari Nighantu, focusing on homonyms of drug and plant names.
As stated on 6 May 2025, when is India's first human spaceflight under Gaganyaan now scheduled?
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Correct answer: D — First quarter of 2027
The first human spaceflight is scheduled for the first quarter of 2027. TV-D2 is slated for later in 2025; 2035 and 2040 are the targets for the Bharatiya Antariksha Station and an Indian on the Moon.
Consider the following long-term space goals recalled by Dr. Jitendra Singh on 6 May 2025: 1. Setting up the Bharatiya Antariksha Station by 2035. 2. Sending the first Indian to the Moon by 2047. Which of the statements given above is/are correct?
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Correct answer: A — 1 only
Only 1 is correct. The goal is to send the first Indian to the Moon by 2040.
Consider the following statements about the national workshop inaugurated by J P Nadda on 6 May 2025: 1. It was held at Bharat Mandapam, New Delhi. 2. It was the first national workshop on health sector disaster preparedness and fire safety. Which of the statements given above is/are correct?
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Correct answer: D — Neither 1 nor 2
Neither is correct. It was the 2nd National Workshop, held at Dr Ambedkar International Centre, New Delhi.
Consider the following statements about the Permian palaeofire study reported on 6 May 2025: 1. It was carried out by scientists of the Birbal Sahni Institute of Palaeosciences, Lucknow, an autonomous institute of the DST. 2. The shale samples studied were collected from the Raniganj Coalfield. Which of the statements given above is/are correct?
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Correct answer: A — 1 only
Only 1 is correct. The samples came from the Godavari Basin; Raniganj Coalfield is mentioned as one of the first sites where fossil charcoal was identified in India.
Consider the following statements about Bharat Telecom 2025: 1. It was inaugurated by Communications Minister Jyotiraditya Scindia in New Delhi on 6 May 2025. 2. More than 130 foreign delegates from over 35 countries participated. Which of the statements given above is/are correct?
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Correct answer: C — Both 1 and 2
Both are correct, as per the Ministry of Communications release.
How many Indian telecom and ICT companies showcased products at Bharat Telecom 2025?
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Correct answer: A — Over 80
Over 80 Indian telecom and ICT companies took part; 130 is the number of foreign delegates and 35 the number of countries.
The Multi-Influence Ground Mine (MIGM), which underwent combat firing in May 2025, was developed primarily by which DRDO laboratory?
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Correct answer: C — Naval Science & Technological Laboratory, Visakhapatnam
MIGM was developed by NSTL, Visakhapatnam, in collaboration with HEMRL Pune and TBRL Chandigarh. BDL is a production partner.
Consider the following statements about the Multi-Influence Ground Mine (MIGM): 1. Bharat Dynamics Limited, Visakhapatnam, and Apollo Microsystems Limited, Hyderabad, are its production partners. 2. The Chairman DRDO said it requires further user trials before it can be considered for induction. Which of the statements given above is/are correct?
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Correct answer: A — 1 only
Only 1 is correct. The Chairman DRDO said the system is now ready for induction.
Consider the following statements about UIDAI's proof of concept at NEET UG 2025: 1. It used Aadhaar fingerprint authentication at all NEET centres across India. 2. It was carried out in collaboration with the National Informatics Centre and the National Testing Agency. Which of the statements given above is/are correct?
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Correct answer: B — 2 only
Only 2 is correct. The PoC used Aadhaar Face Authentication at select NEET centres in Delhi.
How many e-Nodes were selected in May 2025 under ANRF's MAHA-EV mission?
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Correct answer: D — Seven
Seven e-Nodes were selected out of 227 proposals.
Consider the following statements about the MAHA-EV mission: 1. Its call for proposals focused on three technological verticals, including EV Charging Infrastructure. 2. Selected e-Nodes will work in consortia mode with mandatory industry participation. Which of the statements given above is/are correct?
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Correct answer: C — Both 1 and 2
Both are correct, as per the ANRF announcement of 5 May 2025.
The joint call for Bio-AI 'Moolankur' hubs announced in May 2025 was issued by the Department of Biotechnology and:
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Correct answer: A — BIRAC
The call was issued jointly by DBT and the Biotechnology Industry Research Assistance Council (BIRAC).
The Union Cabinet approved the BioE3 Policy for high-performance biomanufacturing in:
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Correct answer: D — August 2024
The BioE3 Policy was approved by the Union Cabinet in August 2024.
Consider the following statements about the hydrogen catalyst reported by JNCASR in May 2025: 1. It was developed by a team led by Prof. Tapas K. Maji. 2. It is a platinum-based catalyst. Which of the statements given above is/are correct?
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Correct answer: A — 1 only
Only 1 is correct. The catalyst is a metal-free covalent organic framework (COF).
The Jawaharlal Nehru Centre for Advanced Scientific Research (JNCASR) is located in:
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Correct answer: A — Bengaluru
JNCASR is in Bengaluru and is an autonomous institution under the Department of Science & Technology.
Which two genome-edited rice varieties were announced by ICAR on 4 May 2025?
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Correct answer: C — DRR Rice 100 (Kamla) and Pusa DST Rice 1
The varieties are DRR Rice 100 (Kamla) and Pusa DST Rice 1, developed by editing Samba Mahsuri and MTU 1010 respectively.
The genome-edited rice variety DRR Rice 100 (Kamla) is based on which parent variety?
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Correct answer: B — Samba Mahsuri (BPT 5204)
DRR Rice 100 (Kamla), developed by ICAR-IIRR Hyderabad, is based on Samba Mahsuri (BPT 5204).
Consider the following statements about India's genome-edited rice varieties: 1. They were developed using CRISPR-Cas based genome editing without adding foreign DNA. 2. Pusa DST Rice 1 was developed by ICAR-IIRR, Hyderabad. Which of the statements given above is/are correct?
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Correct answer: A — 1 only
Only 1 is correct. Pusa DST Rice 1 was developed by ICAR-IARI, New Delhi; DRR Rice 100 (Kamla) is from ICAR-IIRR, Hyderabad.
According to the Agriculture Ministry, the two genome-edited rice varieties offer an increase in yield of about:
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Correct answer: D — 19%
The Ministry cited a 19% increase in yield. 9.66–30.4% is the range for Pusa DST Rice 1 in saline and alkaline soils.
ECINET, announced by the Election Commission of India in May 2025, will integrate how many of ECI's existing apps?
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Correct answer: D — Over 40
ECINET will integrate and reorient over 40 of ECI's existing mobile and web applications.
Consider the following statements about ECINET: 1. It was envisaged by CEC Gyanesh Kumar at the Conference of Chief Electoral Officers in March 2025. 2. Data on ECINET will be entered by Booth Level Agents of political parties. Which of the statements given above is/are correct?
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Correct answer: A — 1 only
Only 1 is correct. Data on ECINET will be entered solely by authorised ECI officials.
Consider the following statements about ECINET: 1. The Voter Helpline App will continue to run separately alongside ECINET. 2. In case of any conflict, the primary data duly filled in statutory forms will prevail. Which of the statements given above is/are correct?
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Correct answer: B — 2 only
Only 2 is correct. ECINET will subsume existing apps including the Voter Helpline App.
From which trial site did DRDO conduct the maiden flight-trial of its Stratospheric Airship Platform on 3 May 2025?
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Correct answer: B — Sheopur
The trial was conducted from the Sheopur trial site in Madhya Pradesh. ADRDE, Agra developed the airship.
In its maiden flight-trial, DRDO's Stratospheric Airship Platform reached an altitude of:
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Correct answer: D — Around 17 km
The airship reached an altitude of around 17 km; the flight lasted about 62 minutes.
Which DRDO establishment developed the Stratospheric Airship Platform tested in May 2025?
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Correct answer: A — Aerial Delivery Research and Development Establishment, Agra
The airship was developed by the Aerial Delivery Research and Development Establishment (ADRDE), Agra.
Consider the following statements about the Repairability Index framework report (May 2025): 1. Original Equipment Manufacturers are to self-declare the Repairability Index using standard scoring criteria. 2. The Repairability Index is to be expressed on a ten-point scale. Which of the statements given above is/are correct?
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Correct answer: A — 1 only
Only 1 is correct. The Repairability Index is arrived at on a five-point numeric scale.
Which declaration was adopted by member nations at the Global Media Dialogue in Mumbai on 2 May 2025?
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Correct answer: A — WAVES Declaration
The Global Media Dialogue culminated in the adoption of the WAVES Declaration by member nations.
According to the I&B Secretary, WAVES Bazaar 2025 recorded confirmed transactions worth how much within its first day and a half?
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Correct answer: D — ₹250 crore
Sanjay Jaju said WAVES Bazaar recorded confirmed transactions worth ₹250 crore within the first day and a half.
Consider the following statements about the Global Media Dialogue at WAVES 2025: 1. The I&B Minister welcomed delegates from 100 countries. 2. India said the 32 Create in India Challenges identified over 700 top creators. Which of the statements given above is/are correct?
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Correct answer: B — 2 only
Only 2 is correct. Ashwini Vaishnaw welcomed delegates from 77 countries.
The Indian Biological Data Center (IBDC), where GenomeIndia data is archived, was set up in:
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Correct answer: B — March 2020
The Department of Biotechnology set up the IBDC in March 2020; GenomeIndia data was dedicated to researchers in January 2025.
The GenomeIndia project has completed whole genome sequencing of over how many individuals?
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Correct answer: A — 10,000
GenomeIndia has completed a whole genome sequencing database of over 10,000 individuals.
How many Space Labs will be set up in Eklavya Model Residential Schools under the Tribal Affairs Ministry–BPCL initiative announced in April 2025?
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Correct answer: D — 75
Space Labs will be set up in 75 EMRS across 19 States.
Which company is funding the EMRS Space Labs under its CSR, with about ₹12 crore sanctioned?
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Correct answer: B — Bharat Petroleum Corporation Limited
Bharat Petroleum Corporation Limited (BPCL) sanctioned about ₹12 crore under its CSR initiatives.
Consider the following statements about the EMRS Space Labs initiative: 1. Technical support will come from space tutor agencies recognised by ISRO. 2. There are 470 functional EMRS in the country. Which of the statements given above is/are correct?
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Correct answer: C — Both 1 and 2
Both are correct as per the Ministry of Tribal Affairs.
At which event was the PSA's Round 2 report on 'Evaluation of Innovation Excellence Indicators of Public Funded R&D Organizations' released on 29 April 2025?
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Correct answer: B — 15th CII Global Innovation and IP Summit 2025
PSA Prof. Ajay Kumar Sood released the report at the 15th CII Global Innovation and IP Summit 2025 in New Delhi.
The evaluation framework of the PSA's Round 2 report on public-funded R&D organisations focused on how many key dimensions?
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Correct answer: C — Six
The framework focused on six key dimensions, from research output and quality to human resource development.
As cited by the PM at the YUGM Innovation Conclave (29 April 2025), the hyperloop test track developed at IIT Madras with Indian Railways is how long?
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Correct answer: A — 422 metres
The PM cited a 422-metre hyperloop test track developed at IIT Madras in collaboration with Indian Railways.
Consider the following about Indian institutions' campuses abroad, as mentioned by the PM on 29 April 2025: 1. IIT Madras has a campus in Abu Dhabi. 2. IIM Ahmedabad has an upcoming campus in Dubai. Which of the statements given above is/are correct?
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Correct answer: B — 2 only
Only 2 is correct. IIT Delhi is in Abu Dhabi and IIT Madras is in Tanzania; IIM Ahmedabad's Dubai campus is upcoming.
According to the PIB release on the YUGM Innovation Conclave, India's gross expenditure on R&D rose from about ₹60,000 crore in 2013-14 to:
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Correct answer: D — Over ₹1.25 lakh crore
Gross expenditure on R&D rose from about ₹60,000 crore in 2013-14 to over ₹1.25 lakh crore.
The Sun's near-surface shear layer (NSSL), studied by an IIA-led team (PIB, 29 April 2025), extends to about what depth below the surface?
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Correct answer: D — 35,000 km
The NSSL extends to about 35,000 km in depth beneath the Sun's surface.
Consider the following about the IIA-led solar study reported on 29 April 2025: 1. The Indian Institute of Astrophysics is an autonomous institute of the Department of Science and Technology. 2. The study was published in The Astrophysical Journal Letters. Which of the statements given above is/are correct?
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Correct answer: C — Both 1 and 2
Both are correct. IIA is an autonomous institute of DST, and the study appeared in The Astrophysical Journal Letters.
The IIA-led study of the Sun's near-surface shear layer used a technique that tracks sound waves as they travel through the Sun. What is this technique called?
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Correct answer: A — Helioseismology
The team employed helioseismology, which tracks sound waves travelling through the Sun, using SDO/HMI and GONG data.
Scientists of INST Mohali reported a p-n heterojunction catalyst for green hydrogen production (PIB, 28 April 2025). Which materials form this heterojunction?
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Correct answer: A — Copper oxide and copper tungsten oxide
INST scientists fabricated a CuWO4–CuO (copper tungsten oxide–copper oxide) p-n heterostructure.
Consider the following about the green hydrogen catalyst study reported on 28 April 2025: 1. The Institute of Nano Science and Technology is located in Bengaluru. 2. The institute is an autonomous institute of the Department of Science and Technology. Which of the statements given above is/are correct?
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Correct answer: B — 2 only
Only 2 is correct. INST is located in Mohali (Punjab) and is an autonomous institute of DST.
As of March 2025, how many supercomputers had been deployed under the National Supercomputing Mission (MeitY, 28 April 2025)?
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Correct answer: B — 34
A total of 34 supercomputers with a combined capacity of 35 petaflops had been deployed as of March 2025.
Consider the following about the National Supercomputing Mission: 1. It was launched in 2015. 2. Its supercomputers have a combined compute capacity of 35 petaflops as of March 2025. Which of the statements given above is/are correct?
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Correct answer: C — Both 1 and 2
Both are correct. NSM was launched in 2015, and its 34 supercomputers had a combined 35 petaflops as of March 2025.