About the exam CSIR-UGC NET exam for Science stream is conducted by CSIR in these areas: chemical sciences, Earth sciences, life Sciences, mathematical sciences and physical sciences. The question paper is divided in 3 parts: a, B, C. Part 'A' Of question papers is common to all subjects. This part contains a maximum of 20 questions of General Aptitude. The candidates are required to answer any 15 questions of two marks each. The total marks allocated to this section are 30 out of 200. About the book This book is published to cover questions of part A mentioned above. It contains question Paper of last 15 year with solutions and answer keys. All explanations are written in a simple and lucid manner by the experts of UGC exam. We wish good luck to all readers for coming exam. About the author Dr Usha Rani Jain is honoured with PhD degree from Kurukshetra University. She has also cleared the UGC-NET exam. Dr Jain has a vast experience of writing and publishing the competition books.