Question

why IGNOU IS THE biggest /largest university of India

Answer 1

The list is ruled by Indira Gandhi National Open University (IGNOU) which is also the world's largest university in terms of student population. IGNOU has gone a long way toward fulfilling its goal of providing higher education to everyone.

Answer 2

Because it's size is bigger and larger compared to other universities but about it's education, I don't know about that.