Is doing M.Com sufficient for teaching in schools without B.Ed?

Yes, you can start teaching with an M.Com degree but for growth and getting good government scale salary you will be required to complete. B.Ed. In case, you intend to pursue a career in the noble profession of teaching then I would advice you to first complete your B.Ed & then start your career in

You may teach in private colleges temporarily, but you will have to pass D. El. Ed or B.Ed depending on the class you will be teaching.

Yes, B.Ed is compulsory for school teachers. To become a lecturer then you have to qualify the NET exam.