Rajasthan

Yes, you will be eligible to avail admission to BA B.Ed if you have completed your 10th from the UP board and 12th from the Ajmer board. Usually, the eligibility criteria involves a minimum aggregade from recognised board. Thus, a change in your board won't pose a threat to your admission. 

With its six unique Diploma programmes, NIF Global, Jaipur provides a wide range of educational choices. The following are the requirements for admission to NIF Global, Jaipur if you're interested in a career in the exciting field of fashion design. Candidates for the Diploma in Fashion Design must have passed the 12th grade from an accredited board in order to be eligible.

So as your question stated the criteria for joining, you must be 12th passed to get admission here at NIF Global, Jaipur.