Science

If you actually want to be an entrepreneur at small scale, then you should once go through the schemes offered by government so that you can get some help. Else, go for Micro finance institutions for fund raising.

Instead of doing Diploma, just go for a degree in agriculture, which is also available in Lovely Professional University with having great package in hand at end of the degree.

Hello, it is up to you, which topic you can successfully work on and table it to the professor of the university. Choose the topic and subject matter that you are most confident about. You can also surf their websites and see that kind of ongoing project their respective departments is working on.

1. Bachelor's degree in Engineering/Technology or Master's degree in Science or equivalent with a valid GATE score.
2. B.Tech from an IIT with CPI/CGPA of 8.0 or more. These are the two steps that you should follow to get admission.

No, you can't apply for masters in statistics. It needs B.Sc in statistics or mathematics.
Regards.

Refer to the link for question papers:
https://www.shiksha.com/medicine-health-sciences/articles/neet-ug-2018-question-paper-with-solutions-answers-blogId-16095.

Yes, you can definitely apply for and pursue CS and B.Com even if you haven't studied maths in your class 12th. Maths is not a compulsion for CS and B.Com.

Obviously, B.Sc is far better than any kind of Diploma.