One can become a teacher in any discipline and in any levels provided the candidate has the required qualification. For primary level teaching, one has to pass 12th Std. and opt for D.Ed ( Diploma in Education). To become a high school teacher, one should be a graduate equipped with B.Ed( Bachelor of Education). For teaching in higher secondary level (12th Std.), one has to be a master’s degree holder and opt for M.Ed ( Mater of education). For college and university levels, one has clear the NET ( National Entrance Test) or hold a Ph.D degree.