IB Biology HL 1.3.14 Thylakoids as light-dependent systems Question Bank
Practise IB Biology HL 1.3.14 by applying thylakoids as light-dependent systems concepts to exam-style questions.
- Syllabus
- First assessment 2025
- Course
- Biology HL
- Level
- HL
Exam points
- identify the relevant biological structure, process or evidence
- apply the correct biological mechanism to the question
- evaluate the result using data, adaptation or ecological reasoning
C1.3.14 (HL)—Thylakoids as light-dependent systems question 1
The diagram shows a section through a thylakoid. Electrons move from X to Y .
What do the letters X, Y and Z represent?
X
Y
Z
photosystem I
photosystem II
thylakoid space
photosystem II
photosystem I
thylakoid space
ATP synthase
photosystem II
stroma
photosystem II
ATP synthase
stroma
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