Photosynthesis in Higher PlantsMedium
Question
Which pigment has absorption peak at 700 nm in the photosynthetic reaction centre PS I (P700)?
Options
A.Xanthophylls
B.Carotenoids
C.Chlorophyll b
D.Chlorophyll a
Solution
Sol. [Key Concept: Photosystem I reaction centre — P700]
In PSI, the reaction centre chlorophyll a has an absorption peak at 700 nm and hence, is called $P_{700}$.
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