B.Sc Scope

Surely you can go for Masters after successful completion of B.Sc. With 55% or more. But there are few universities where students from different graduation stream cannons opt for master in arts. So it is advised to go through brochures of some universities according to your preference before taking further decisions. I hope this answer will help you, All the best.

Your 12th marks are very good for getting admission in some reputed private engineering colleges in B.Tech courses. On the basis of your 12th marks you can also get some scholarship. But before come to any conclusion please focus on July JEE Main exam for improvement in previous score.