Organisms and their environment · Cambridge IGCSE 0653
B15.1 Energy flow
B15.1 Energy flow appeared in 6 of the 6 years from 2020–2025, worth 142 marks across 28 questions — about 5.07 marks each.
Based on 220 real Cambridge past papers, 2020–2025.
Questions per year
How many Combined Science questions tagged to this topic appeared each year.
- 20205
- 20214
- 20222
- 20235
- 20246
- 20256
Appearance history
- Most recent
- 2025
- First in range
- 2020
- Years since last
- 0
- Longest gap
- 0 years
Historical occurrence only — not an exam prediction.
Related topics
Topics that most often share a question with this one.
Practise this topic
Drill B15.1 Energy flow with real Cambridge IGCSE Combined Science questions and their official marking schemes, or generate a fresh worksheet on it in seconds.