Questions  

The pigment molecules that are oxidised initially and later reduced in the light reaction of photosynthesis of higher plants are

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By Expert Faculty of Sri Chaitanya
ctaimg
a
P680 and Plastoquinone
b
P680 and P700
c
Plastocyanin and P700
d
Plastocyanin and Plastoquinone
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detailed solution

Correct option is B

During photosynthetic electron transport, upon absorbing photons or respective wavelength, the reaction center pigment molecules are initially oxidised by expelling electrons and later reduced by getting electrons from water and plastocyanin. PQ and PC are initially reduced and later oxidised.

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Similar Questions

Statement A: Single chlorophyll a molecule forms the reaction centre.
Statement B: In PS I the reaction centre chlorophyll a has an absorption peak at 700 nm while in PS II it has absorption maxima at 680 nm

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