BioTecNika's CSIR NET Test Series / Question Bank is of three types:
1.) AIMNET Free Online Test Series: BioTecNika conducts weekly test for CSIR NET exam as per the schedule mentioned here.
2.) Tips and Tricks + Question Bank: More about Tips and Tricks + Question bank can found out here
3.) AIMNET Pro Membership: Under this membership you can avail all AIMNET test series Online at any time and any number of times. Excellent package for students who want to practice maximum