Science Eligibility

The eligibility for NEST, is candidate should have passed class XII in Science stream from a recognized board in India with at least 60% aggregate marks (55% for SC/ ST/ PwD category candidates). How much have you scored in English?

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.

Yes, you are eligible for B.Sc in forensic science provided your technical base related to physics, chemistry and biology must be clear.

The eligibility criteria is a Beachelor's degree in any of biotech-related courses.

Not possible, if you clear all the backlogs then you can try to pursue BCA.

Eligibility for B.Sc in medical radiology and imaging technology from Uttaranchal (P.G.) College of Bio-Medical Sciences and Hospital:
Qualification: 12th
Minimum Eligibility to Apply: 45%
Additional Details
Mandatory Subjects : Physics, Chemistry, Maths/Biology
Regards.

You should have at least 50% marks in your class 12th.