Time management is very much important in IIT JAM. The eduncle test series for IIT JAM Mathematical Statistics helped me a lot in this portion. I am very thankful to the test series I bought from eduncle.
Nilanjan Bhowmick AIR 3, CSIR NET (Earth Science)
Rucha rajesh shingvekar
https://gradeup.co/ugc-net-question-papers-i_amp#aoh=16094844589208&referrer=https%3A%2F%2Fwww.google.com&_tf=From%20%251%24s use this for paper 1