Science

Together with (Biology) , most helpful for Board exams as well as competitive exams

You can pursue computer science engineering from a good college.

firstly try to improve physical chemistry
and then any other.
by reading it too many times.
and there is no any other way to improve it.

CPL is best option for job in Australia.

Dear vikramaditya. sri sathya sai university is a recognised university and maintains standards. no problem if you are able to get a seat over there. no problem . you can do. all the best.

Yes you can but it will take time .Try searching jobs in Israel . You can get better opportunity there as compare to Australia.

You are already an IT professional on completion of B.Sc CS and can start as junior IT developer in any IT company. You are advised to complete M.Sc CS or MCA as per your choice to start your career as a meaningful IT professional. You can also do 4 year integrated M.Tech Software System of BITS Pilani WILP while on job after B.Sc.

Ofcourse. You can pursue but a good sum of hard work would be needed because you are from science background.
Commerce background students know the basics but Science stream finds the syllabus a bit complicated.