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In order to take admission in bsc life science, one must have physics,chemistry/biology and biotechnology. 45% or more marks in aggregate of 3 subjects and passing marks in one complusory language(i.e,english) OR 45% or more in aggregate of 3 subjects or 40% in one complusory language is needed. 

Selection will be made om the basis of marks in the aggregate of 3 science subjects. 

For more information, visit: 

Https://university.careers360.com/articles/du-eligibility-criteria

All the best