Textbook Development Team Chairperson Dr. A. Salahudheen Kunju Advisor Dr. Ratheesh K. Assistant Professor Department of Chemistry Govt. Women’s College, Thiruvananthapuram Principal (Retd.) University College Thiruvananthapuram Experts Dr. Abdunnasar U.K. Principal (In charge) Dr. Sabu Jose P.D.T, Govt. L.P. School Anayamkunnu, Kozhikode DIET, Kozhikode Members Rekha P. U.P.S.T., A.U.P.S. Perumbaramba Edappal, Malappuram Anoop Kumar M. P.D.T., G.G.U.P. School, Feroke, Kozhikode Ajini F. U.P.S.T., Govt. U.P. School, Ranni Pazhavangadi, Pathanamthitta Suresh Kumar T.P. P.D.T., Govt. Janatha Higher Secondary School, Naduvattom, Palakkad Reeshma T.
U.P.S.T., M.D.P.S.U.P School Ezhoor, Tirur, Malappuram Varghese Mathew Head Master (Retd.) G.L.P.S. Kakkad, Pathanamthitta Thajudheen K.M. P.DT., Govt. High School, Pariyaram Wayanad Priya P.P. U.P.S.T., Govt. High School, Chaliyappuram Malappuram Artists Kalesh K. Das, Ramadas Kakkattil, Signi Devarajan, N.T. Rajeev, Gireesh Peruvaka, Aruna K.A. (Arts Teachers) Joyal Chacko, Melvin Roopesh, Anandu Reji, Albin Francis, Shobin S.S., Sarang S., Shijuraj R. (Fine Arts College Students) Cover Aruna K.A. Academic Coordinator Dr. Vineesh T.V. Research Officer, SCERT Kerala State Council of Educational Research and Training (SCERT) Vidhyabhavan, Poojappura, Thiruvananthapuram 695 012