Three compulsory elective subjects, one each to be chosen from any group One optional elective subject to be chosen from the groups remaining after the selection of compulsory elective subject. Read More About:- Tamilnadu Board Of Secondary Education Syllabus The Higher Secondary Course offered by the Council consist of two parts, i.e. Class XI and Class XII. The curriculum of Higher Secondary Course shall consist of : Two language subjects one each from Group 'A' and Group 'B' of Schedule II