Biology · IGCSE · Cambridge · Cambridge IGCSE (9–1) Biology 0970 (Extended) (2026–2028) · Specification point · 19.1 · Organisms and their environment
Read Notes
Read clear notes for this topic.
Exam Questions
Coming soon
Flashcards
Flip through flashcards to lock it in.
Lesson
Coming soon
Ask Sage
Get help from Sage on this topic.
19.1 Energy flow
| Core | Supplement |
|---|---|
1 State that the Sun is the principal source of energy input to biological systems | |
2 Describe the flow of energy through living organisms, including light energy from the Sun and chemical energy in organisms, and its eventual transfer to the environment |