Tnpsc General Science Study Materials Notes Pdf Free Download : If you are started to prepare Tnpsc Exams, Tnpsc General Science Study Materials Notes are very important to get 10 to 15 Marks in Tnpsc Group 4 VAO, 2, 2A and Tnpsc Group 1. The samacheer books are only the best books for tnpsc preparation. here we have std wise (6th, 7th, 8th, 9th, 10th, 11th, 12th) subject wise general Science (Physics, Chemistry and Biology – Botany, Zoology) Study materials are given as Pdf. TNPSC Group 1 General Science Important Notes