Challenge your UPSC & APSC preparation with the Daily Current Affairs Challenge – 21 May 2026. Solve important MCQs from Assam History, Environment, Northeast, Defence and Important Days with detailed explanations and exam-focused insights.
QUESTION NO 1

Correct Answer: D
Explanation:
Eminent freedom fighter and veteran educator Madan Bhuyan passed away at AMCH, Dibrugarh at 101 years old. His passing is widely mourned across Assam.

Role in the Freedom Movement
- Early Activism: Born in 1925 in Lakhimpur district, he joined India’s freedom struggle at a very young age.
- Imprisonment: Actively participated in the Quit India Movement (1942) and was jailed by British authorities.
Career & Leadership
- Education: Dedicated his life to teaching; he was a founding teacher and retired Headmaster of Picholaguri ME School.
- Association: Served as an active advisory board member of the Assam State Freedom Fighters’ Association.
Honors & Final Noble Gesture
- Felicitation: Formally honored by the Assam government in 2021 during the 75th Independence Day (Azadi Ka Amrit Mahotsav).
- Patriotism: Continued his tradition of unfurling the National Flag on Republic Day right up until his final year.
- Organ Donation: In a profound final act of service, he donated his vital organs to AMCH before being laid to rest in his native town, Narayanpur.
QUESTION NO 2

Correct Answer: A
Explanation
Statement 1 is correct: Town gas, also known as coal gas, is produced artificially by the gasification of coal.
Statement 2 is correct: It mainly contains hydrogen, methane, and carbon monoxide.
Statement 3 is correct: Historically, it was widely used for domestic cooking, lighting, and industrial applications.
Statement 4 is incorrect: Town gas is not a naturally occurring gas. It is a man-made gas, unlike natural gas or shale gas extracted from underground formations.
QUESTION NO 3

Correct Answer: B
Explanation
Tony Koyu is the creator of Tani Lipi, regarded as the first indigenous script specially designed for the Tani tribes of Arunachal Pradesh. The script aims to preserve the linguistic and cultural heritage of Tani-speaking communities such as the Adi, Nyishi, Galo, Apatani, and Tagin tribes.
Key Achievements & Linguistic Legacy
- Pioneering Preservation: By writing novels, poems, short stories, and articles using the Tani script, he has played a foundational role in preserving and promoting the unique linguistic and cultural heritage of the Tani community.
- Multilingual Works: Apart from his pathbreaking work in the Galo language, he has also authored extensive literary works in Hindi and English.
- Created two evergreen hits “Indak Kula nyiksi go” and “Sithi higim edduna iyi lokke”. First song adopted for various ceremonial occasions: Assam Rifles bisorjon ceremonies, PTC Pass out ceremonies, Independence Day and Republic Day celebrations.
The Arunachal Pradesh Literary Society (APLS) has decided to confer the prestigious Luminous Lummer Dai Literary Award 2026 on renowned writer and linguist Tony Koyu. The award recognizes his outstanding contributions to literature and language development in Arunachal Pradesh.
About the Award & Past Honors
- The Award’s Stature: The Luminous Lummer Dai Literary Award is highly revered as the only state-level literary award in Arunachal Pradesh. The recipient is selected directly by the President of the APLS.
- Other Accolades: Koyu has previously received several prestigious national and regional honors, including the Bharat Jyoti Award, the Sanskar Bharati Award, and the Penguin Publication Award.
QUESTION NO 4

Correct Answer: B
Explanation

Photo Source: Awareness Days
Statement 1 is incorrect: International Tea Day was first observed in 2005 not 2016 by tea-producing nations including India, Sri Lanka, and Kenya.
Statement 2 is correct: In 2019, the United Nations officially designated May 21 as International Tea Day.
Statement 3 is incorrect: Initially, International Tea Day was observed on December 15, not May 21.
QUESTION NO 5

Correct Answer: A
Explanation
Exercise PRAGATI 2026 is being conducted at Umroi Military Station with participation from 12 countries: Bhutan, Cambodia, Indonesia, Laos, Malaysia, Myanmar, Nepal, Philippines, Sri Lanka, Vietnam, Maldives, Seychelles.
Therefore, Thailand is the only country among the options that is not participating in the exercise.
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