Which among the following major industrial region is not classified by Jharkhand Government?

AIADA
BIADA
RIADA
JIADA

The correct answer is D. JIADA.

AIADA stands for Adityapur Industrial Area Development Authority. It is a government body responsible for the development and management of the Adityapur Industrial Area in Jharkhand.

BIADA stands for Bokaro Industrial Area Development Authority. It is a government body responsible for the development and management of the Bokaro Industrial Area in Jharkhand.

RIADA stands for Ranchi Industrial Area Development Authority. It is a government body responsible for the development and management of the Ranchi Industrial Area in Jharkhand.

JIADA is not a major industrial region classified by the Jharkhand Government.