The book is exclusively written for the Life Science back ground students aspiring to various entrance examination both at the undergraduate and post graduate level for their admission into MSc, integrated PhD. We have pooled more than 10 previous year questions from CSIR NET Life Science, DBT JRF Biotechnology, GATE Life Science, GATE Biotechnology, IIT-JAM Biotechnology, JNU CEEB Biotechnology, GAT-B Biotechnology, IISc Biological Science, Olympiad Biology (National and International), GRE Biology. These questions are then screened as per the units of the subjective domain. It's a massive collections of all the national level entrance questions in the field of Life Science. The book will provide an exhaustive practice to all the aspirants for their highest level of exam preparations.