Listen to Gyan Ka Imtihan online. Gyan Ka Imtihan is a Bhojpuri language song and is sung by Om Prakash Diwana. Gyan Ka Imtihan, from the album Gyan Ka Imtihan, was released in the year 2024. The duration of the song is 1:05:17. Download Bhojpuri songs online from JioSaavn.