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Question
The trapping centre of light energy in photosystem-I is
Options:
A .  P600
B .  P700
C .  P680
D .  P630
Answer: Option B
:
B
PS-I is driven by far red light and PS-II by red light. The main components of PS-I are chl-a (P700), chlorophyll-b and β-carotene.

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