these principles the combination of elements to form compounds the nature of these bonds and molecular geometry are to be detailed in april a group of scientists teachers and educators had signed an open letter to ncert condemning the removal of charles darwins theory of evolution from science textbooks for class 9 and 10analysis of evidence demonstrating the consequences of the process of natural selection on biological evolution in terms of changes structure and function of organisms is part of the curricular goal and in the course on unity of life students will be engaged in an overview of the development of the theory of evolution by natural selection through the work of darwin and wallace a discussion of modern synthesis and an introduction to phylogenetics through the study of the tree of life a member of the national steering committee saida senior official with the ministry of education said once the ncf was ready ncert would take up the ambitious task of designing the textbooks by the end of the yearjnu vc prof santishree dhulipudi pandit said earlier textbooks were more agenda setting and gatekeeping why were the cholas or the ahoms who ruled for much longer ignored mughals will be taught in its rightful space but several other gaps are being filled those who were being marginalised earlier