Hey there

There are various colleges and Universities in India which provide admission to bachelor of science courses with 50% marks in Delhi for general category students. There is relaxation in many of the colleges for reserved categories and relaxation is of 5%. Mean if the SC students have 45% marks then he is eligible for B.Sc. course.

For more: https://www.google.com/url?sa=t&source=web&rct=j&url=https://www.careers360.com/courses/zoology-course&ved=2ahUKEwiBtOjCg6vzAhWCrJUCHf-AAekQFnoECCgQAQ&sqi=2&usg=AOvVaw3tmtut1F8oxVzDE8o4rKh7