Hello student yes  Bachelor of Science and Bachelor of Legislative Law is an undergraduate course of 5 years.
Some of the top colleges offer BSC LLB course are mentioned below :-
1)National University of study and research in law, ranchi
2)Rajiv Gandhi National University of law, patiala
3)Gujrat national law University, Gandhi Nagar
4)National law University, jaipur
5)Dr ram Manohar lohiya national law University, Lucknow

Feel free to comment if you have any doubt
Good luck

Hello,
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You haven't mentioned any of the Institute, to provide you information regarding your doubt.
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But Yes, Many of the Institutes offer 5 year LLB course like,

• NLU ( it has many branches)
• NALSAR
• Rajiv Gandhi school of Intellectual property
• WB national university
• Banaras Hindu university
• Allahabad University
• Symbiosis law school,Noida
• Jamia Millia Islamia law school etc.

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You can select the colleges from the country you want to peruse.