Hii, 

Yes, the University of Delhi intakes candidates based on the marks obtained by them in their senior senior secondary examination. To know more details on the eligibility conditions of Delhi University, check here - https://university.careers360.com/articles/du-bcom-eligibility-criteria

Yes 12th Science marks required for admission in DU.

Hello,

Yes, they do consider 12th board marks, but to get selected for DU you need to score well in JEE Mains.

Admissions are taken with having 12th and JEE Mains result considered, but getting selected for that college is to qualify/ get a good result in JEE Mains.

Yes, 12th board marks are the only criteria io the basis of which they grant admissions. 

Follow this link for more:

http://www.du.ac.in/du/index.php?page=cut-off-2017

yes.. it is completely depend on the score of class 12..

It depends on the programme for which you want to apply. The admission criteria varies course to course but the Engineering programmes are offered by Delhi Technological University which admission is based on JEE Main score.

If you explain clearly the desired programme after 12th you are interested for then we can help you about.