India

There are a lot of colleges offering food Science and technology course.

The B.Tech R7 JEE Main cutoff for CSAI specialisation at IIIT Delhi for GNGND candidates (without bonus) was 3788. IIIT Delhi Cut off 2021: B.Tech (Round 7)
B.Tech Specialisations Rank - Delhi RegionIIIT Rank - Delhi Region
Computer Science and Engineering (CSE)9020135.

Here is the list of colleges-
Acharya Narendra Dev College.
Bhagini Nivedita College.
College of Art.
Daulat Ram College.
Gargi College.
Hans Raj College.
Indira Gandhi Institute of Physical Education & Sports Sciences.
Kalindi College for Women.
Lady Irwin College.
Maharaja Agrasen College.
P.GDA V. Coll

The best colleges are-
Jawaharlal Nehru University - JNU M.Sc. Molecular Medicine Course Detail, Amity University College Of Molecular Medicine & Stem Cell Research and Cancer Biology M.Sc. Molecular Medicine Course Detail, Swami Vivekananda Subharti University College of Medical M.Sc. Molecular Medi

DSEU Wazirpur-I Campus & DSEU Okhla-II Campus (Delhi Institute Of Tool Engineering). .

Hello! Priyanshi Nagar, if this university has prescribed any cutoff, then you can find it in the attached link. However, please understand that cutoff is like screening. This is used when applicants are much more than vacancies.
https://www.shiksha.com/university/jjtu-shri-jagdishprasad-jhabarmal-ti

Apollo is the best college in Tamil Nadu. The fee may range from INR 2 to 4 Lacs.

Well, the answer is no since 23 marks is very low for getting admission in any top institution.

Top Diploma in Electrical and Electronics Engineering Colleges in India 2022:
NMIT Bangalore - Nitte Meenakshi Institute of Technology. Aditya Engineering College, Surampalem. OPJS University, Rajgarh. SVEC Tirupati - Sree Vidyanikethan Engineering College. PSG Polytechnic College, Coimbatore.

Hello Devagya Raghav, I am attaching a link that will give you all the required information. https://www.shiksha.com/engineering/colleges/b-tech-in-aerospace-engineering-colleges-india
Best wishes to you.