Hello,
BSC biotechnology is 3 years bachalor degree course. It's course divided into six semesters that provide details knowledge about biomolecular and cellular activities and be informed about different technologies to study them .
BTech biotechnology is undergraduate engineering course. Its mainly applied biology and chemical engineering principles that involves use living things engineering, technology, medicine etc.
BTech bioinformatics is undergraduate engineering course. It's mainly biology, computer science and information technology including use for design database and detailed biological information.
Three courses are very good, so now it's totally your choice which one you will choose as your career.
All the best.
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