Hello Aditya,
The various entrance exams for BBA are as follows:
1)DU JAT:
Delhi University conducts DU JAT (Delhi University Joint Admission Test) annually for shortlisting candidates for admission to the undergraduate management programmes at Delhi Universitys affiliated B-Schools. DU JAT 2019, the two-hour online (Computer-Based) exam is conducted across 18 cities in India for admissions to six stipulated colleges, offering Bachelor of Management Studies (BMS), and eight other colleges which offer B. A (Hons) in Business Economics and BBA (FIA) programmes. DU JAT 2019 will consist of 100 questions and total marks allotted will be 300. The test takers will encounter four sections, namely Quantitative Ability, Reasoning & Analytical Ability, General English, and Business & General Awareness. The total number of available seats are 1162 approximately across 15 participating institutes of DU JAT 2019.
2)GGSIPU CET BBA:
Guru Gobind Singh Indraprastha University will conduct IPU CET 2019 to invite admissions into the following programmes: B.Tech, BBA, BCA, BJMC, LLB, BHMCT, M.Tech, LLM, MBA and MCA. IPU CET 2019 is expected to be conducted offline where the appearing candidates will have to attempt the pen and paper test. Aspiring candidates will have to fill and submit the online application form along with the prescribed application fee. The university will declare IPU CET 2019 result in the online mode where candidates qualifying the exam will get the rank secured by them. Candidates who will qualify in the IPU CET 2019 will be called for counselling to accept the seat allotted accordingly and get the required documents verified.
3)NPAT BBA:
NPAT exam is conducted for taking the admission of the candidates to Integrated Degree program and Undergraduate Degree program. These programs are offered by the constituent schools of Undergraduate Degree and Integrated Degree Programs by SVKM's Narsee Monjee Institute of Management Studies at Shirpur, Bengaluru, Mumbai, Navi Mumbai and Indore Campuses. There are various programs that are covered under NPAT like B.Tech, B.Com.(Hons), B.Sc. Economics, BBA, B.Sc. Finance, B.Des etc. Eligible candidates can fill the application form inBA online mode along with the payment of the application fees.
4)SET BBA:
Symbiosis International University administers Symbiosis Entrance Test (SET) for students aspiring to take admission to various courses in the university. SET 2019 will be held in the first week of May for admission to UG courses in Engineering, BBA, Law and Design through SITEEE, SET BBA, SLAT and SEED, respectively. SET 2019 will be held online in two sessions in the first week of May across 85 exam cities in India. Registrations for the same will be open from the fourth week of January to the second week of April 2019. Students who want to apply SET 2019 must have cleared or appeared 10+2 from a recognised Board with required percentage of marks. SET 2019 eligibility criteria regarding marks is different for the various courses and institutes. Candidates whose applications are accepted will be able to download SET 2019 admit card online in the fourth week of April.
5)IPMAT:
Integrated Program in Management Aptitude Test (IPMAT) 2019 will be conducted by the Indian Institute of Management (IIM), Indore. The national level test will be conducted for admission to the Five-Year Integrated Program in Management (IPM) in the month of May. As per the IPMAT eligibility criteria set by the conducting body, candidates must have passed their standard X/ SSC and Standard XII/ HSC or equivalent examinations with a minimum of 60 per cent aggregate marks. IPMAT 2019 will be conducted in computer-based mode across various test centres in India. Thereafter, candidates who clear the IPMAT 2019 cutoff will further be called for the selection rounds followed by the final admission process.
All the Best.

Hello Aditya

BBA is one of the professional courses offered by many universities. All the universities conduct their own entrance exam for BBA admissions. JAT (joint admission test) is conducted by DU for BBA, BMS and BFIA. Similarly IP university, symbiosis, jamia milia islamia University, and many other universities take exams for admissions.