Science & Technology Current Affairs Quiz — All time
Daily news by your exam, state and topic — each with a short summary, key facts and MCQs.
In how many Indian languages does BharatGen, launched on 2 June 2025, offer AI solutions?
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Correct answer: B — 22
BharatGen integrates text, speech and image modalities and offers AI solutions in 22 Indian languages.
BharatGen is implemented through the TIH Foundation for IoT and IoE at which institution?
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Correct answer: D — IIT Bombay
BharatGen is implemented through the TIH Foundation for IoT and IoE at IIT Bombay, with support from the Department of Science and Technology.
Under which national mission was BharatGen developed?
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Correct answer: C — National Mission on Interdisciplinary Cyber-Physical Systems
BharatGen was developed under the National Mission on Interdisciplinary Cyber-Physical Systems (NM-ICPS) of the Department of Science and Technology.
What is Group Captain Shubhanshu Shukla's role on the Axiom Mission 4 (Ax-4) crew?
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Correct answer: B — Mission Pilot
The Science Ministry said Shukla will serve as Mission Pilot on Ax-4.
Who is the Commander of the Axiom Mission 4 crew that includes Shubhanshu Shukla?
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Correct answer: D — Peggy Whitson
The Commander is former NASA astronaut Peggy Whitson; Uznański-Wiśniewski and Kapu are Mission Specialists.
Who is the designated backup for Group Captain Shubhanshu Shukla on Axiom Mission 4?
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Correct answer: A — Group Captain Prasanth Balakrishnan Nair
The ministry named Group Captain Prasanth Balakrishnan Nair as Shukla's designated backup.
Where did Labour Minister Mansukh Mandaviya inaugurate a 30-bed ESIC hospital on 31 May 2025?
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Correct answer: B — Kala Amb, Himachal Pradesh
The Labour Ministry said the 30-bed ESIC hospital was inaugurated at Kala Amb, Himachal Pradesh.
In the medical colleges to be set up in ESIC hospitals with 200 or more beds, what share of seats will be reserved for wards of insured persons?
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Correct answer: D — 40%
The minister announced that 40% of seats will be reserved for wards of insured persons.
India's common compute capacity under the IndiaAI Mission crossed which mark, as announced on 30 May 2025?
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Correct answer: C — 34,000 GPUs
MeitY said the national compute capacity had crossed 34,000 GPUs.
Which startup selected under the IndiaAI Mission in May 2025 will build a 14-billion-parameter voice AI foundation model?
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Correct answer: B — Gnani AI
Gnani AI will build the 14B voice AI model; Soket AI 120B and Gan AI 70B; Sarvam AI was selected earlier, in April.
According to MeitY, which startup will develop an open-source 120-billion-parameter foundation model optimised for India's linguistic diversity?
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Correct answer: D — Soket AI
MeitY said Soket AI will develop India's first open-source 120B-parameter foundation model optimised for linguistic diversity.
Who launched the AyushSuraksha Portal on 30 May 2025?
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Correct answer: D — Prataprao Jadhav
The Ministry of Ayush said MoS (IC) Prataprao Jadhav launched the portal at Ayush Bhawan.
The AyushSuraksha Portal launched in May 2025 is mainly meant to address:
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Correct answer: B — Misleading advertisements and adverse drug reactions
It was launched to address misleading advertisements and adverse drug reactions in the Ayush sector.
DIGIPIN, for which the Department of Posts launched a 'Know Your DIGIPIN' portal in May 2025, was developed in collaboration with which institutions?
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Correct answer: D — IIT Hyderabad and NRSC, ISRO
DIGIPIN was developed by the Department of Posts with IIT Hyderabad and NRSC, ISRO.
Consider the following statements about DIGIPIN: 1. It is an open-source, geo-coded, grid-based digital address system. 2. The 'Know Your DIGIPIN' portal was launched in alignment with the National Geospatial Policy 2022. 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.
Where did DRDO inaugurate its Quantum Technology Research Centre (QTRC) in May 2025?
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Correct answer: B — Metcalfe House, Delhi
QTRC was inaugurated at Metcalfe House, Delhi on 27 May 2025.
The Quantum Technology Research Centre inaugurated by DRDO in May 2025 is spearheaded by which DRDO laboratory?
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Correct answer: D — Solid State Physics Laboratory
QTRC is spearheaded by the Solid State Physics Laboratory (SSPL); QKD work is led by the Scientific Analysis Group (SAG).
What is the resolution of the Bharat Forecast System launched in May 2025?
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Correct answer: A — 6 km
The Bharat Forecast System improves resolution from 12 km to 6 km.
Which institute developed the Bharat Forecast System?
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Correct answer: D — Indian Institute of Tropical Meteorology, Pune
It was developed by the Indian Institute of Tropical Meteorology (IITM), Pune.
Consider the following statements about the Bharat Forecast System: 1. Its development was spearheaded by four women scientists. 2. It is meant to enable village-specific forecasts. 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 Earth Sciences.
What is the theme of the 9th India Mobile Congress (IMC 2025)?
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Correct answer: D — Innovate to Transform
Jyotiraditya Scindia unveiled 'Innovate to Transform' as the IMC 2025 theme.
Where is the India Mobile Congress 2025 scheduled to be held?
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Correct answer: B — Yashobhoomi Convention Centre, New Delhi
IMC 2025 is to be held from 8 to 11 October 2025 at the Yashobhoomi Convention Centre, New Delhi.
'Swasti Nivas', for which Amit Shah performed the Bhoomi Pujan in May 2025, is being built for patients and their relatives at which institute?
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Correct answer: A — National Cancer Institute, Nagpur
Swasti Nivas is being built on the premises of the National Cancer Institute (NCI), Nagpur.
In May 2025, Andhra Pradesh CM N. Chandrababu Naidu proposed a national supercomputing facility at which place in the State?
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Correct answer: D — Tirupati
The CM proposed a national supercomputing facility at Tirupati; AMTZ is in Visakhapatnam.
BPR&D's National Hackathon on CCTV Solutions for Law Enforcement (2025) is being organised in association with:
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Correct answer: C — NCRB and CyberPeace Foundation
BPR&D is organising it with NCRB and CyberPeace Foundation.
The 'Financial Fraud Risk Indicator' (FRI) introduced by DoT in May 2025 classifies mobile numbers into which risk categories?
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Correct answer: C — Medium, High and Very High
FRI classifies a mobile number as associated with Medium, High or Very High risk of financial fraud.
The Financial Fraud Risk Indicator is an output of a tool developed under which DoT platform?
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Correct answer: A — Digital Intelligence Platform (DIP)
FRI comes from a multi-dimensional analytical tool developed as part of DoT's Digital Intelligence Platform.
'CemHack for Green Infra', a national hackathon for the cement and construction sector launched in May 2025, is organised by the incubation centre of which institution?
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Correct answer: C — National Council for Cement and Building Materials
It is organised by the NCB Incubation Centre at the National Council for Cement and Building Materials, Ballabgarh.
The sodium-ion battery developed by JNCASR scientists (May 2025) can charge up to 80% in how much time?
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Correct answer: D — 6 minutes
The NASICON-based sodium-ion battery charges up to 80% in just six minutes.
Consider the following statements about the fast-charging battery announced by DST in May 2025: 1. It was developed at the Jawaharlal Nehru Centre for Advanced Scientific Research, an autonomous institute of DST. 2. It is a lithium-ion battery with a NASICON-type cathode. Which of the statements given above is/are correct?
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Correct answer: A — 1 only
Only statement 1 is correct. It is a sodium-ion battery, using NASICON-type cathode and anode materials.
The JNCASR sodium-ion battery reported in May 2025 lasts over how many charge cycles?
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Correct answer: B — 3,000
The battery lasts over 3,000 charge cycles.
On which platform did UIDAI begin sharing non-personal, anonymised Aadhaar Dashboard data in May 2025?
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Correct answer: D — data.gov.in
UIDAI began sharing the datasets on the open government data platform data.gov.in.
What is the theme of World Hypertension Day 2025?
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Correct answer: D — Measure Your Blood Pressure Accurately, Control It, Live Longer
The 2025 theme is 'Measure Your Blood Pressure Accurately, Control It, Live Longer'.
Consider the following statements about World Hypertension Day: 1. It is an initiative of the World Hypertension League. 2. It was first held in 2005. Which of the statements given above is/are correct?
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Correct answer: C — Both 1 and 2
Both are correct. World Hypertension Day, started by the World Hypertension League, was first held on 14 May 2005 and is now observed on 17 May.
The Kodaikanal Solar Observatory, on whose 125 years a commemorative stamp was released in May 2025, was established on:
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Correct answer: D — 1 April 1899
The KSO was established on 1 April 1899.
Consider the following statements: 1. The Kodaikanal Solar Observatory is located in the Palani Hills of Tamil Nadu and is operated by the Indian Institute of Astrophysics. 2. The commemorative stamp marking its 125 years was released at the Indian Institute of Astrophysics, Bengaluru. Which of the statements given above is/are correct?
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Correct answer: C — Both 1 and 2
Both are correct. The stamp was released at IIA Bengaluru on 16 May 2025.
As per data released in May 2025, cumulative Aadhaar authentication transactions crossed which milestone by the end of April 2025?
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Correct answer: C — 150 billion
Cumulative Aadhaar authentications crossed 150 billion (15,011.82 crore) by the end of April 2025.
Consider the following statements about Aadhaar usage in April 2025: 1. Aadhaar e-KYC transactions numbered 37.3 crore, about 39.7% more than in April 2024. 2. UIDAI's face authentication recorded around 14 crore transactions. 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 UIDAI figures released on 16 May 2025.
The first Indian biological experiment planned aboard the ISS, announced in May 2025, will study the effect of microgravity on:
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Correct answer: B — Edible microalgae
The first experiment will examine the impact of microgravity and space radiation on edible microalgae as a sustainable space nutrition source.
Consider the following statements about India's planned space biology experiments (announced May 2025): 1. They will be carried out aboard ISRO's Gaganyaan G1 mission. 2. The second experiment will compare growth of cyanobacteria such as Spirulina in urea- and nitrate-based media. Which of the statements given above is/are correct?
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Correct answer: B — 2 only
Only statement 2 is correct. The experiments are part of the Axiom-4 mission to the International Space Station, with Group Captain Shubhanshu Shukla as a crew member.
The semiconductor unit approved by the Union Cabinet on 14 May 2025 will be set up in Uttar Pradesh at:
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Correct answer: D — Near Jewar airport, YEIDA
The HCL–Foxconn unit will be set up near Jewar airport in the Yamuna Expressway Industrial Development Authority (YEIDA) area.
Consider the following statements about the semiconductor unit approved on 14 May 2025: 1. It is a joint venture of HCL and Foxconn. 2. It will manufacture display driver chips. Which of the statements given above is/are correct?
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Correct answer: C — Both 1 and 2
Both are correct. The chips are for mobile phones, laptops, automobiles, PCs and other devices with displays.
The HCL–Foxconn semiconductor plant approved in May 2025 is designed for a capacity of:
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Correct answer: A — 20,000 wafers per month
The plant is designed for 20,000 wafers per month, with a design output of 36 million units per month.
What investment will the semiconductor unit approved by the Cabinet on 14 May 2025 attract?
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Correct answer: B — ₹3,700 crore
The new semiconductor unit will attract an investment of ₹3,700 crore.
The Bharat 6G Vision aims for India to design, develop and deploy 6G technologies by:
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Correct answer: B — 2030
The Bharat 6G Vision aims to design, develop and deploy 6G technologies by 2030.
Consider the following statements: 1. 'Bharat 6G 2025', held in New Delhi in May 2025, was the 3rd International Conference and Exhibition in the series. 2. The Bharat 6G Vision was launched in 2021. Which of the statements given above is/are correct?
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Correct answer: A — 1 only
Only statement 1 is correct. The Bharat 6G Vision was launched by the Prime Minister on 23 March 2023.
International Day of Yoga on 21 June 2025 marked which anniversary of IDY?
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Correct answer: D — 10th
IDY 2025 marked the 10th anniversary of the International Day of Yoga.
'Samyoga', a signature event of IDY 2025, primarily aims to:
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Correct answer: B — Integrate evidence-based yoga practices into contemporary healthcare systems
Samyoga aims to translate evidence-based yoga practices into contemporary healthcare systems, including Ayurveda, Siddha, Unani, Homoeopathy, Naturopathy and Sowa Rigpa.
The low-cost catalyst for oxygen electrocatalysis developed by CeNS, Bengaluru (May 2025) is based on:
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Correct answer: C — Iron-doped nickel selenide
CeNS developed a nickel selenide catalyst doped with a small amount of iron, derived from a metal-organic framework.
Consider the following statements about the CeNS catalyst (May 2025): 1. CeNS is a Bengaluru-based autonomous institute under the Department of Science and Technology. 2. The catalyst relies on ruthenium as its main active metal. Which of the statements given above is/are correct?
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Correct answer: A — 1 only
Only statement 1 is correct. The catalyst is iron-doped nickel selenide and outperformed ruthenium-based catalysts.
India's first 3-nanometre chip design centres, inaugurated in Noida and Bengaluru on 13 May 2025, belong to which company?
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Correct answer: A — Renesas Electronics
The two design facilities belong to Renesas Electronics India Private Limited.
Consider the following statements about the Renesas design centres inaugurated in May 2025: 1. They were described as India's first design centres working on 3 nm chip design. 2. The two facilities are located in Noida and Hyderabad. Which of the statements given above is/are correct?
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Correct answer: A — 1 only
Only statement 1 is correct. The facilities are in Noida and Bengaluru.
The MoU signed on 13 May 2025 between ARIES, Nainital and IRDE, Dehradun aims to strengthen India's capabilities in:
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Correct answer: D — Ground-based Space Situational Awareness
The MoU aims to strengthen India's ground-based Space Situational Awareness (SSA), using ARIES observing facilities to monitor space objects.
Consider the following statements: 1. ARIES, Nainital is an autonomous institute of the Department of Science and Technology. 2. IRDE, Dehradun is a laboratory of ISRO. Which of the statements given above is/are correct?
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Correct answer: A — 1 only
Only statement 1 is correct. IRDE, Dehradun is a DRDO laboratory.
How many vulnerable individuals were screened under the 100-Day TB Mukt Bharat Abhiyaan, as reviewed by the PM on 13 May 2025?
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Correct answer: A — 12.97 crore
12.97 crore vulnerable individuals were screened; 7.19 lakh TB cases were detected, including 2.85 lakh asymptomatic cases.
Consider the following statements about the 100-Day TB Mukt Bharat Abhiyaan: 1. About 1.297 crore people were screened during the campaign. 2. 7.19 lakh TB cases were detected, including 2.85 lakh asymptomatic cases. Which of the statements given above is/are correct?
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Correct answer: B — 2 only
Only statement 2 is correct. 12.97 crore vulnerable individuals were screened.
The MoU signed between C-DOT and Synergy Quantum India in May 2025 is for developing Quantum Key Distribution systems suited for deployment on:
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Correct answer: D — Drones
The MoU covers development of drone-based Quantum Key Distribution (QKD) systems.
Consider the following statements about the C-DOT–Synergy Quantum MoU (May 2025): 1. C-DOT is an R&D institution under the Ministry of Electronics and IT. 2. The QKD systems are to be developed at Technology Readiness Level 6 or above. Which of the statements given above is/are correct?
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Correct answer: B — 2 only
Only statement 2 is correct. C-DOT is under the Department of Telecommunications (Ministry of Communications).
Consider the following statements: 1. The Ayush Ministry's Weekly Yoga Podcast launched in May 2025 is produced by the Morarji Desai National Institute of Yoga. 2. The theme of International Day of Yoga 2025 is 'Yoga for One Earth, One Health'. Which of the statements given above is/are correct?
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Correct answer: C — Both 1 and 2
Both are correct.
International Day of Yoga 2025 marks which anniversary of its observance?
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Correct answer: C — 10th
IDY 2025 is the 10th anniversary of the observance.
Under 'Yoga Sangam', one of the 10 signature events for IDY 2025, coordinated yoga is planned at how many locations?
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Correct answer: D — 1,00,000
Yoga Sangam aims at coordinated yoga at 1,00,000 locations, targeting a world record.
Which compendium of TDB-funded startups was released on National Technology Day 2025?
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Correct answer: D — Super 30 Startups
Dr Jitendra Singh released a compendium of 'Super 30 Startups' funded by TDB over the past five years.
Consider the following statements about the National Technology Day 2025 event: 1. Two new calls for proposals under the National Quantum Mission were launched. 2. The Technology Development Board functions under the Department of Biotechnology. Which of the statements given above is/are correct?
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Correct answer: A — 1 only
Only statement 1 is correct. TDB is under the Department of Science and Technology.