Class 12-science

You should go for B.Sc in Mathematics, or BA in Economics. Best colleges are Delhi University, Mumbai University, and Anna University. For more colleges visit:
https://www.google.co.in/amp/s/www.shiksha.com/science/articles/amp/top-10-bsc-msc-colleges-in-india-blogId-13473.

Hi, to enroll into an undergraduate programme in USA, an applicant must clear the SAT or ACT. SAT subject tests are required by top ranking universities. You must also excel in extracurricular activities because universities wants to see how a student developed his profile in addition to schoolwork. JEE Mains is not required. Even if you are applying for an engineering course you must take SAT and SAT subject tests or ACT with writing. You must also take the TOEFL. For more information and specific requirements you can check university websites.

Hello Ishan,
There is no need to repeat your 12th since you passed in all the subjects, you can prepare for the improvement examination next year along with your JEE preparation, this will save your 1 precious year and yes will be eligible for IIT-JEE.
Please refer to this link for more insights:
https://www.google.co.in/url?sa=t&source=web&rct=j&url=https://www.jeeadv.ac.in/&ved=2ahUKEwilgrHGx8rZAhXJK48KHVdXDM4QFjABegQIBRAB&usg=AOvVaw155lq7Xi82pAxZ5QQ7WUr9
Best of luck.

Generally, universities consider 50% average marks for admission and a written exam is conducted as well. Please give a call to the concerned university for this. There are also other good universities that provide admission based on your marks.

NCERT is best but its language is not easy to understand. You can go for the physics for pradeep publications, chemistry for lakshmi publications, Math for rs agarwal. This is on my observations.

Yes, you can. You are eligible for apply in B.A. In geography.

You can be researchers, scientists. It wants creativity in you, if you can.

If you are passed with good marks in class 12. You can apply for the NEET or AIMS and various entrance examination like CUCET BHU, JIPMER, etc.

If you have sports talent, then the Mumbai or Aurangabad is perfect place to join indian sports. 1. Said Sports Academy, Aurangabad.

Hi Manasi,
After 12th PCM, you can opt for Bachelor's degree in Chemistry or Physics or Maths. Depending on your interest you can choose your major. Allied subjects like Forensic Science, Environmental Science, Chemical Engineering, Statistics, Data Analytics, Transport Design, Engineering etc. Can br opted. Canada universities are very competitive, 75% and above is required by majority of the universities. You must also take the IELTS to meet the English language proficiency requirements.