O Level Biology (5090) notes for all 17 units, topical workbooks and yearly past papers 2021–2025.

O Level Biology (5090) books and notes

Find everything for O Level Biology (5090) in one place: chapter-wise notes, topical workbooks and yearly past papers.

Notes. Our O Level Biology notes cover all 17 units, from cell structure, enzymes and photosynthesis to the kidneys, inheritance and genetic engineering. There is also a Biology Practice Book of Diagrams and a Paper 6 (ATP) notes book for the practical paper.

Practice. Paper 1 MCQs with topical worked solutions, plus topical workbooks for Paper 2 and Paper 4 (ATP).

Yearly past papers. 5090/1, 5090/2 and 5090/4 from May/June 2021 to Oct/Nov 2025.

Which Biology book should I buy first?

Start with the notes to learn each unit, then practise with the topical workbooks. Keep the yearly papers for timed practice.

About the authors

  • Mr. Zaffar Iqbal: Biology teacher at Green Hall Academy since 2008.
  • Mr. Shamyl Farooq: Biology teacher who has served at Green Hall Academy, Bloomfield Hall, City School, Trinity College and LGS.
  • Dr. Iqra Ali: Biology teacher known for mentoring students with exam strategies for Cambridge examinations.

Also by Muhammad Shahid.