ConceptConceptDocsDocuments

CAIE A-Level Biology 13.2.1 Light, Carbon Dioxide and Temperature

Practise explaining rising rates, plateaus and temperature optima as light, CO₂ or temperature becomes limiting, using paired curves and quoted data to justify the factor.

Syllabus
2028–2030
Course
Biology 9700
Level
A2

Exam points

  • explain increasing rate while light or carbon dioxide limits substrate or energy supply
  • identify a plateau as evidence that another named environmental factor is limiting
  • explain temperature optima through enzyme activity and decline through denaturation

No Question Bank Yet

Questions will appear here when available.