I've studied BCA (Bachelor of computer Applications) in degree and a M.Sc. (computer) PG 10 years back. Am I eligible to do B E D?

Hello Chandra, I think so. Normally speaking there is no condition of eligibility regarding year of passing of graduation. However, to help you I am attaching a link that will give you all the required information about different facets of this course. https://www.shiksha.com/b-ed-chp