If you have studied Biology in Intermediate, your first option is MBBS/BDS/Ayush courses. For that you have to appear for NEET. Then you have Veterinary sciences for which even NEET score is being considered. Then there are Physiotherapy, Occupational therapy, Pharmacy, Nursing courses. You also have the options of doing Bachelors in Physics, Chemistry, Botany, Zoology, Biochemistry, Microbiology, Psychology, Sociology. Also you can study Arts. Then there is B.Sc Agriculture, B.Sc Forestry, etc.