CAIE A-Level Biology A2 13.1.4 Chloroplast Pigments in Light Absorption Questions
Explain chloroplast pigments in light absorption using evidence from each question and mark scheme.
- Syllabus
- 2028–2030
- Course
- Biology 9700
- Level
- A2
Exam points
- Explain the role of chloroplast pigments in light absorption.
CAIE A-Level Biology A2 13.1.4 Chloroplast Pigments in Light Absorption Questions question 1
[Maximum number: 4]
Chlorophyll a is the main photosynthetic pigment in plants.
Describe the role of other photosynthetic pigments found in plant chloroplasts.
any four from:
1 any one named ;
e.g. chlorophyll b / carotene / xanthophyll / carotenoids ;
2 act as accessory pigments / part of antenna complex / part of light harvesting system ;
3 absorb, light / photons ;
4 pass energy on to, chlorophyll a / primary pigment / reaction centre ;
5 absorb different wavelengths of light/wavelengths not absorbed by chlorophyll a ;
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