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West Bengal Board of Secondary Education (WBBSE) Class 12 Biology syllabus

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14 chapters0 topics

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Previous year question papers

Free, official past papers for West Bengal Board of Secondary Education (WBBSE).

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Important topics

Topics worth extra focus, based on real exam history, not a guess.

  • Genetics and Evolution (Principles of Inheritance and Variation, Molecular Basis of Inheritance, Evolution)

    The single highest-weighted unit in the entire Class XII Biology blueprint, 20 of 35 Semester III marks (57%), by far the largest of any unit across both semesters.

  • Biotechnology and its Applications(Biotechnology and its Applications)

    The highest-weighted Semester IV unit (12 of 35 marks).