Exam

Try appearing in May MAT 2019 and secure more marks in as higher marks in the entrance test increases the chances for a good college. Thus, as per your score, I would say that you apply for ICFAI University, Agartala.

For admission to NLUs (except NLU Delhi) - CLAT, NLU Delhi - AILET, for most Maharashtra colleges like ILS and GLC - MHTCET and for Symbiosis (all branches) - SET.

Sure, you can do M.Sc in chemistry. For more details, please visit this link:
https://www.nitt.edu/home/admissions/msc/admissions/

Well, that depends on whether you want to do MS or MBA. GRE is for MS and GMAT is for MBA. Apart from that, the course you select determines which country to opt for. For example if you are looking for automotive courses, Germany and UK is the best option. On the other hand, MBA is good in USA, Cana

Hello,
After the exam is over, there is a counselling process and one will get the college as per his/her rank.

Hello,
For M.Sc in Botany, clear basic concepts of botany. Just go through the first Year to TYBSc botany books. Refer to previous years question papers.

Hello,
DDS is the same degree as BDS in India. It is better for you to do the Diploma first.

If you have work experience prepare well regarding your project details in which you are/were tagged in, otherwise, if you are a fresher, go through the details of your projects which you did in the final year along with updated with the latest trend of AI being a technical guy.