Class Xth Science basically includes some important chapters from the NCERT book like Chemical Reactions and Equations, Acides Bases and Salts, Carbon and its Compounds, Life Processes, Control and Coordination, Light Reflection and Refraction, Electricity and Magnetic Effects of Electric Current etc. Below, we have provided the CBSE Class Xth Science Pre-Board Papers on all these chapters. Click on the chapters below to access the chapter-wise Pre-Board Papers of the Class Xth science subject.