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)
Dinesh vishwakarma
Ya it is required because it can help you to solve chemistry related concept problems in any question and u can increase your accuracy.