Science

B.Sc. Nursing is a Bachelor degree programme offered at the university level The undergraduate nursing programme is broad-based education within an academic framework specially directed to the development of critical thinking skills, competence and standards required for the practice of professional

People do diploma for getting average job means a monthly salary of 25k maximum. Many people after doing diploma do B.Tech, so I will suggest you to take science and give intermediate exam then go for B.Tech if you are not in hurry of job.you can get a better job in the future.

If you want to take admission in NIT/ IIIT / IIT /GFTI, then you need to qualify JEE Mains to get admission.

Yes, you can. Most of the colleges grant admission through the entrance exam . Besides, there are many private colleges that give admission directly, so your marks do not matter.