21. What is the name of the sixth and final Scorpene-class submarine delivered to the Indian Navy?
[A] INS Vikrant
[B] INS Vaghsheer
[C] INS Sharda
[D] INS Kaveri
Show Answer
Correct Answer: B [INS Vaghsheer]
Notes:
Mazagon Dock Shipbuilders Limited (MDL) delivered the sixth Scorpene-class submarine, INS Vaghsheer, to the Indian Navy on Jan 9, 2025. This marks the completion of Project P-75, enhancing India’s submarine fleet. INS Vaghsheer underwent rigorous trials and features advanced stealth technology, precision-guided weapons, and indigenous systems. The submarine strengthens India’s self-reliance in defence technology. MDL is poised for Project 75(I), building nuclear-powered submarines. The shipyard now has the capacity to build up to 10 capital warships and 11 submarines simultaneously, advancing India’s naval capabilities.
22. Which country has developed the world’s first wooden satellite named LignoSat?
[A] China
[B] Russia
[C] Japan
[D] India
Show Answer
Correct Answer: C [Japan]
Notes:
LingoSat, a joint project of Japan’s Kyoto University and Sumitomo Forestry, is the first wooden satellite launched into orbit. It uses wood from honoki, a magnolia tree native to Japan, and is assembled using traditional Japanese crafts without screws or glue. The satellite’s name comes from the Latin word “Ligno,” meaning wood. LignoSat 1 is a CubeSat measuring 10 cm on each side and weighing 900 grams. LignoSat 2, a 2U CubeSat, is planned for launch in 2026.
23. The National Youth Day is celebrated on 12th January every year in commemoration of which Indian leader?
[A] Bhagat Singh
[B] Chandra Shekhar Azad
[C] APJ Abdul Kalam
[D] Swami Vivekananda
Show Answer
Correct Answer: D [Swami Vivekananda]
Notes:
India celebrates National Youth Day on January 12, honoring Swami Vivekananda’s legacy of youth empowerment. The National Youth Festival (NYF) 2024, held on January 10-12 at Bharat Mandapam, is reimagined as the Viksit Bharat Young Leaders Dialogue. It is organized under the National Programme for Youth and Adolescent Development (NPYAD) by the Ministry of Youth Affairs & Sports, with shared costs between the Centre and the host state/UT. The festival includes cultural events, youth conventions, exhibitions, and adventure activities, involving around 7,500 delegates.
24. Which country has joined the UN Committee of Experts on Big Data and Data Science for Official Statistics in January 2025?
[A] Bhutan
[B] India
[C] Myanmar
[D] Bangladesh
Show Answer
Correct Answer: B [India]
Notes:
India has joined the UN Committee of Experts on Big Data and Data Science for Official Statistics, focusing on using big data for monitoring Sustainable Development Goals. India’s involvement will help shape global standards in data science for official statistics. India’s initiatives like the Data Innovation Lab and use of satellite imagery and machine learning will be highlighted. The membership aligns India’s advancements in big data with international goals and positions the country as a leader in data transformation. India aims to modernize statistical processes, enhance data accuracy, and support evidence-based policy decisions through innovative data techniques.
25. Which country launched the world’s largest Compressed Air Energy Storage (CAES) technology?
[A] Russia
[B] India
[C] Israel
[D] China
Show Answer
Correct Answer: D [China]
Notes:
China launched the world’s largest Compressed Air Energy Storage (CAES) project, “Nengchu-1”. It has begun full operation in Yingcheng, Hubei Province, China. It marks a milestone in China’s energy storage technologies and is the largest CAES facility globally. CAES stores electrical energy as potential energy by compressing air into sealed spaces like underground mines or salt rock caverns. Energy is stored during off-peak hours and released to the grid during peak demand.
26. Kudankulam nuclear power plant, which was seen in the news, is located in which state?
[A] Tamil Nadu
[B] Karnataka
[C] Maharashtra
[D] Andhra Pradesh
Show Answer
Correct Answer: A [Tamil Nadu]
Notes:
Russia’s atomic agency has shipped the reactor vessel for the sixth unit of Kudankulam Nuclear Power Plant to India. The Kudankulam plant, located in Tamil Nadu, is India’s largest nuclear power plant with six reactors and a total capacity of 6,000 MW. The reactor vessel, weighing 320 tonnes, was manufactured by Rosatom’s division Atommash and shipped from Novorossiysk at the end of 2024. The reactor vessel will travel 6,000 miles by sea to reach the construction site.
27. Which state government has launched Swami Vivekananda Yuva Shakti Mission recently?
[A] Madhya Pradesh
[B] Uttar Pradesh
[C] Punjab
[D] Bihar
Show Answer
Correct Answer: A [Madhya Pradesh]
Notes:
Madhya Pradesh CM Mohan Yadav launched the Swami Vivekanand Yuva Shakti Mission in Bhopal on National Youth Day. National Youth Day has been celebrated to honor Swami Vivekanand’s birth anniversary. Chief Minister inaugurated the world’s largest 3-D rangoli depicting Swami Vivekananda at Shaurya Smarak, Bhopal. The mission aligns with PM Modi’s GYAN principle, focusing on the poor, youth, farmers, and women. The Chief Minister also launched the Swami Vivekananda Yuva Shakti Mission Portal and theme song.
28. Which city is the host of Army Day Parade 2025?
[A] Indore
[B] Varanasi
[C] Pune
[D] Jaipur
Show Answer
Correct Answer: C [Pune]
Notes:
Pune hosts the Army Day Parade for the first time on 15 January 2025. The parade commemorates Field Marshal K M Cariappa’s appointment as the first Indian Commander-in-Chief in 1949. Traditionally held in Delhi, the parade started rotating to other cities in 2023, with Bengaluru and Lucknow hosting it before Pune. Pune, the headquarters of the Indian Army’s Southern Command, was chosen for its historical ties to the Armed Forces. Indian Army Day, celebrated annually on January 15, marks a significant moment of pride for every Indian.
29. Recently, the Indian Railways organized a “Paint My City” campaign in which city of Uttar Pradesh?
[A] Praygraj
[B] Varanasi
[C] Ayodhya
[D] Gorakhpur
Show Answer
Correct Answer: A [Praygraj]
Notes:
The Indian Railways organized a “Paint My City” campaign in Prayagraj, Uttar Pradesh to beautify the city’s railway stations for the 2025 Maha Kumbh Mela. The campaign aimed to showcase the city’s rich cultural and spiritual heritage to pilgrims and tourists. The campaign transformed Prayagraj railway station into art and culture centers. The campaign featured murals depicting Hindu mythology, Indian traditions, and women’s empowerment.
30. Kokborok is the official language of which Indian state?
[A] Meghalaya
[B] Sikkim
[C] Nagaland
[D] Tripura
Show Answer
Correct Answer: D [Tripura]
Notes:
The Twipra Student Federation (TSF) protested in Agartala, demanding the Roman script for the Kokborok language. Kokborok is the language of the Borok people, officially recognized in Tripura on January 19, 1979. It is a Sino-Tibetan language with roots traced back to the 1st century AD. Historical records of Tripuri kings in Raj Ratnakar were written in Kokborok. The term “Kokborok” combines Kok (verbal) and Borok (people). As of the 2011 Census, 8,80,537 people in Tripura speak Kokborok, comprising 23.97% of the state’s population.