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Model Paper 6 — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETModel Paper 64 Marks
MCQ
Which reaction centre has an absorption peak at 700 nm
  • A
    PSI, hence is Called P680
  • B
    PSII, hence is Called P700
  • ✓
    PSI, hence is called P700
  • D
    PSII, hence is called P680
✓

Answer

Correct option: C.
PSI, hence is called P700
(C)
In PS I the reaction centre chlorophyll a has an absorptionpeak at 700 nm , hence is called $P _{700}$, while in PS II it has absorptionmaxima at 680 nm , and is called $P_{880}$.

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