West Bengal

Yes, of course you can join. Just submit a justification for your gap as a gap certificate. 

Yes, you can apply to Presidency University in Kolkata while still giving your high school exams, as long as you will have passed the examination or will have appeared in it by the current year (2025). 

Eligibility :-

Candidates who have passed or will be appearing for their Higher Secondary Examination (10+2) in 2025 are eligible to apply. 

Admission Tests :-

Presidency University conducts entrance exams like PUBDET for undergraduate courses (BA and BSc) and PUMDET for postgraduate courses (MA and MSc). 

Application Process :-

You will need to apply through the online application process on the WBJEEB website. 

While it's challenging to pinpoint specific colleges in Kolkata offering a distance BBA in Aviation with certainty, as this field is often offered through specialised aviation institutes rather than traditional universities, several aviation and management institutes in Kolkata and around it may offer related programs or relevant courses.