Class 12-science

Give the exams again, surely it will take your year. But you don't have any other choice than this.

Any course will be good as MBA will be considered for the job finally.

You can enroll in the courses through distance learning. I will suggest you to pursue your BCom from Indira Gandhi National Open University.

This is common question of students when they need to do a career selection. Here is a link where you'll get the detailed answer to your question-
https://www.shiksha.com/courses-after-12th/science.

First, your English language is totally incorrect in this question. And, in my knowledge 50% is applicable for B.Sc nursing in government colleges, so I don't think you can do this.

All the courses related to your Science background that is given below:
List of Courses After 12th Science Without Mathematics-
1 BBA. BBA stands for Bachelor of Business Administration.
2 BMS. BMS stands for Bachelor of Management Studies.
3 Diploma in Management. It is a job oriented Diploma course.
4 BSW.
5 B.Pharma.
6 Pharma. D
7 B.Sc.
8 Teacher Training Courses.

There are many careers one can opt in biology field. Most common for aspirants and respectful one is a doctor. Furthermore, you can go for biotechnology and microbiology demand for research for which is continuously growing. The field of genetics itself offers a lot if you want to go in a scientist job kind of line in biology. Apart from this, if you have scored well in twelfth class then you may also opt for B.Sc and M.Sc, and can have further qualifications like Ph.D in any interesting subject. If you are smart enough, then you can get a job as a professor owing salary in Lacs and a good status.

Visit this link: https://www.shiksha.com/courses-after-12th/science

For occasionally in holidays it's better to learn c langauge and cpp language .
For career choosing courses it's better to choose in btech but select the different streams like artificial intelligence ,biotechnology ,5 years integrated courses like that