Biology Class 10 Chapter 12 Coordination and Control

Systemized knowledge from observation and experiments is? The experiments in science are made to determine the principles of? What Man have to become in order to live? In history man …………between edible and non edible? The scientific method in which biological problems can be solved is? Plano-convex lens can be used to rectify hypermetropia? 941 is the date of birth of Ali Ibn Isa? How many books Ali Ibn Isa wrote on ophthalmology?