English is the most widely used language in scientific research and development in India due to its global dominance in science and technology.

Sanskrit is recognized as a classical language by the Government of India due to its historical and cultural significance.

Tamil is the official language of the state of Tamil Nadu and is widely used in science and technology in the region.

Marathi is the official language of the state of Maharashtra and is widely used in science and technology in the region.

Kannada is the official language of the state of Karnataka and is widely used in science and technology in the region.

Telugu is the official language of the state of Andhra Pradesh and is widely used in science and technology in the region.

Malayalam is the official language of the state of Kerala and is widely used in science and technology in the region.

Bengali is the official language of the state of West Bengal and is widely used in science and technology in the region.

Odia is the official language of the state of Odisha and is widely used in science and technology in the region.

Assamese is the official language of the state of Assam and is widely used in science and technology in the region.

Punjabi is the official language of the state of Punjab and is widely used in science and technology in the region.

Urdu is the official language of the state of Jammu and Kashmir and is widely used in science and technology in the region.

Hindi is the official language of the state of Himachal Pradesh and is widely used in science and technology in the region.

Hindi is the official language of the state of Uttarakhand and is widely used in science and technology in the region.

Hindi is the official language of the state of Haryana and is widely used in science and technology in the region.