The present study was carried out in First Grade Colleges in the Mysuru region to examine the factors that affect the optimum utilisation of electronic information resources by the students. The study mainly focused on the use of different types of Electronic Information Resources by the science students, sources of awareness, Learn to use, problems faced, purpose of use, preferred search engines and search methods for effective retrieval of Electronic Information Resources. For this purpose, the authors prepared a well-structured questionnaire as a tool for data collection, and the collected questionnaire has been analysed and presented with useful percentage analysis and suitable tables for the presentation of data. The article concluded with summaries of the results, highlighting the major findings and suggestions.