All subjectsNatural science · 25 topics

Biology

Cells, genetics, human body systems, plants and ecology.

Unit 1 · Cell biology

Unit 2 · Classification

Exam tips

  • Use correct biological terms — everyday words rarely score full marks.
  • Practise drawing and labelling the cell, heart and digestive system.
  • For genetics, always draw a Punnett square before answering.