Question

Ps1 gets the de-energized electrons from

Answer 1

question is incomplete. A complete question is -----> PS-I gets de-energised electrons from
(a) water
(b) Plastoquinone
(c) Plastocyanin
(d) Cytochrome f.

answer : option (c)

explanation :- plastocyanin is a copper containing protein which involves in electron transfer . In photosynthesis, plastocyanin functions as an electron transfer agent between cytochrome f of the cytochrome $b_6$f  complexfrom photosystem II and P700+ from photosystem I. hence,  PS-I(photosystem I) gets de- energised electrons from plastocyanin.

Answer 2

Answer:

answer c.................................