In which district is the Digboi Oil Refinery, the oldest oil refinery in India, located? [#2131]

The Digboi Oil Refinery is situated in the Tinsukia district of Assam, India. It holds the distinction of being the oldest operating refinery in the country, having commenced operations in 1901.

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The Digboi Oil Refinery is situated in the Tinsukia district of Assam, India. It holds the distinction of being the oldest operating refinery in the country, having commenced operations in 1901.

Ambikagiri Raichoudhury, affectionately called the "Lion of Assam", was a prominent Assamese freedom fighter and poet who played a significant role in the Indian independence movement, particularly in the Quit India Movement. He was a powerful orator and a key figure in mobilizing support for the movement in Assam.

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Ambikagiri Raichoudhury, affectionately called the "Lion of Assam", was a prominent Assamese freedom fighter and poet who played a significant role in the Indian independence movement, particularly in the Quit India Movement. He was a powerful orator and a key figure in mobilizing support for the movement in Assam.

Koch King Naranarayana is credited with rebuilding the Kamakhya Temple in the 16th century. He was a devout Hindu and patron of the arts and culture. The temple, dedicated to Goddess Kamakhya, is one of the most important pilgrimage sites in Assam.

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Koch King Naranarayana is credited with rebuilding the Kamakhya Temple in the 16th century. He was a devout Hindu and patron of the arts and culture. The temple, dedicated to Goddess Kamakhya, is one of the most important pilgrimage sites in Assam.

The Dehing Patkai Wildlife Sanctuary is located in the Dibrugarh and Tinsukia districts of Assam, India. It is a vast rainforest ecosystem known for its rich biodiversity and is often referred to as the "Amazon of the East."

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The Dehing Patkai Wildlife Sanctuary is located in the Dibrugarh and Tinsukia districts of Assam, India. It is a vast rainforest ecosystem known for its rich biodiversity and is often referred to as the "Amazon of the East."

The Kamakhya Temple is situated in the Nilachal Hills of Guwahati, which falls under the Kamrup Metropolitan district of Assam, India.

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The Kamakhya Temple is situated in the Nilachal Hills of Guwahati, which falls under the Kamrup Metropolitan district of Assam, India.

Anandaram Dhekial Phukan (ADP=AN), a pioneer of modern Assamese prose, is known for using the sobriquet "A Native." He was a prolific writer, journalist, and social reformer who played a significant role in the Assamese renaissance.

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Anandaram Dhekial Phukan (ADP=AN), a pioneer of modern Assamese prose, is known for using the sobriquet "A Native." He was a prolific writer, journalist, and social reformer who played a significant role in the Assamese renaissance.

Sukapha led his march through the Patkai Pass. This pass, also known as the Pangsau Pass, is located in the Patkai Range on the Indo-Myanmar border. It was the most convenient route for the Ahoms to enter the Brahmaputra Valley.

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Sukapha led his march through the Patkai Pass. This pass, also known as the Pangsau Pass, is located in the Patkai Range on the Indo-Myanmar border. It was the most convenient route for the Ahoms to enter the Brahmaputra Valley.

The Tripura Buranji is a historical account of the diplomatic relations between the Ahom and Tripura kingdoms. It was authored by Ratna Kandali Sarma Kataki and Arjun Das Bairagi Kataki, who were envoys of the Ahom kingdom.

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The Tripura Buranji is a historical account of the diplomatic relations between the Ahom and Tripura kingdoms. It was authored by Ratna Kandali Sarma Kataki and Arjun Das Bairagi Kataki, who were envoys of the Ahom kingdom.

Assam tea, like all true teas, comes from the Camellia sinensis plant. However, the specific variety that is predominantly grown in Assam and gives its distinctive characteristics is Camellia sinensis var. assamica. This variety is well-suited to the hot and humid climate of Assam.

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Assam tea, like all true teas, comes from the Camellia sinensis plant. However, the specific variety that is predominantly grown in Assam and gives its distinctive characteristics is Camellia sinensis var. assamica. This variety is well-suited to the hot and humid climate of Assam.

Pushyavarman established the Varman dynasty in 350 AD, making him the dynasty's founder. The Varman dynasty was the first historical dynasty to rule the Kamarupa kingdom in Assam, India.

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Pushyavarman established the Varman dynasty in 350 AD, making him the dynasty's founder. The Varman dynasty was the first historical dynasty to rule the Kamarupa kingdom in Assam, India.

Sualkuchi is renowned as the 'Manchester of Assam' due to its prominence in the silk industry. It's famous for producing high-quality muga, pat, and eri silk.

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Sualkuchi is renowned as the 'Manchester of Assam' due to its prominence in the silk industry. It's famous for producing high-quality muga, pat, and eri silk.