Science

Meri 26000 rank hai kya mera admission ip university ho skta hai bba ka

If you are interested, you can continue with IT Sector. You will get opportunities in software firms as Software Tester, Application Developer, Web Developer and Designer etc. After completing certification of CISCO and Microsoft such as CCNA,CCNP,MCITP, you can enter into Networking and System Admin./ security field.
Another emerging area in IT is Ethical Hacking or cyber security. MSc and PG Diploma in Cyber Security / Ethical Hacking courses are available for BCA,BSc-IT/ CS graduates.
You can turn into Sales / Marketing , Office Administration too. A graduation is enough for starting positions in Sales / Marketing.

Why do you want to do two degrees on same subject simultaneously? First of all you can not register for two full time degree simultaneously. Even if an university allow you to pursue BSc along with B Tech, it will be a pure waste of effort.

B.Sc Botany is more of a practical subject. So, ideally, it should be done through a regular mode. While the MBBS degree is difficult to get and takes 6.5 years or so, you may look for alternative ones like BHMS, BAMS etc. or physiotherapy, pharmacy etc.

CLAT is a Common law admission test required for admission to law courses in india. You may find all details here.
https://clat.ac.in/

in medical field u can join Sam Higginbotom Institute Of Agriculture Technology and Sciences, SHIATS, allahabad, Uttar Pradesh for Ba (honours) psychology programme and after for Ma psychology programme prepare for TISS because here u can get more opportunities after pg