Which of the following is NOT a scheduled language of India?

Rajasthani

The correct answer is Option 1 - Rajasthani

As per Schedule 8 of the Indian Constitution, there are 22 officially recognized languages in India.

These languages are:

Assamese
Bengali
Bodo
Dogri
Gujarati
Hindi
Kannada
Kashmiri
Konkani
Maithili
Malayalam
Manipuri
Marathi
Nepali
Odia
Punjabi
Sanskrit
Santali
Sindhi
Tamil
Telugu
Urdu

These languages are recognized for various purposes, including communication with the central government, publication of official documents, and use in the courts. Additionally, each state and union territory in India can also have its own official language(s) as per their linguistic and cultural diversity.