Class 11th is very crucial class in everyone's school life that can make or break your future. You have to choose your field and subjects wisely.

Talking about the syllabus, it is based on what course you choose to study in 11th and 12th. On taking admissions in class 11th, schools ask you to choose your stream if you want to study Science, Arts, or Commerce for further studies.

Now here, Science stream is further divided into PCM (Physics, Chemistry, Mathematics) and PCB (Physics, Chemistry, Biology). Arts include the study of Humanities i.e. History, Geography, Polity, and such subjects. Commerce include subjects like Business Studies, Law, Statistics, and optionally Mathematics.

In whatever stream you take, you get to choose one subject of your interest or choice which may or may not belong to your particular stream and that is called Optional subject. Example : Taking PCB, you can take Mathematics as optional or taking Commerce, you can take Computers as your optional subject.