Dear Ritik, there is an ample number of option of doing BSc in science. If you have well exceptional marks like 90% in 12th you can take admission in Delhi University on the basis of 12th cutoff marks, if you have average marks like in the range of 70-80 percentage, you can directly apply for some colleges - Loyola college, st.xavier college,Christ university,lovely professional university,amity university etc

All the best 

Hello aspirant,
You can do BSC in science after class twelth by doing BSC in college, if you are from maths background you can do BSC in physics, chemistry and mathematics and if you are from biology background you can do BSC in zoology, chemistry and botany.
College in India for BSC are..
. University of Delhi, New Delhi
. Loyola College, Chennai
. St Xavier's College, Mumbai
. Christ University, Bangalore
. Banasthali Vidyapeeth, Rajasthan
Good luck.

Hello Ritik

The degree course is classified in to two categories as mentioned below:

1. Simple BSc Course: These courses include the traditional BSc courses. These are mentioned below:

BSc (PCM)

BSc (Physics)

BSc (Chemistry)

BSc (Maths)

BSc (Zoology)

BSc (Statistics)

BSc (Botany)

BSc (Home Science)

2. Professional BSc Courses: The professional BSc courses cover the professional job oriented courses these include:

BSc (Agriculture)

BSc (Animation)

BSc (Aquaculture)

BSc (Aviation)

BSc (Biochemistry)

BSc (Bioinformatics)

BSc (Computer Science)

BSc (Dietetics)

BSc (Electronic)

BSc (Fashion Technology)

BSc (Food Technology)

BSc (Forensic Science)

BSc (Forestry)

BSc (Medical Technology)

BSc (Microbiology)

BSc (Multimedia)

BSc (Nautical Science)

BSc(Nursing)

BSc (Nutrition)

BSc (Physiotherapy)