The most important photosynthetic pigment is ___________?
Correct answer: A. Chlorophyll a
- A. Chlorophyll a
- B. Chlorophyll b
- C. Xanthophyll
- D. Carotenes
Explanation
Chlorophyll a is the primary photosynthetic pigment because it is present in the reaction centres and directly converts light energy into chemical energy. Students often choose chlorophyll b because it also absorbs light, but chlorophyll b is an accessory pigment that transfers absorbed energy to chlorophyll a.
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