question_answer

Electrons from excited chlorophyll molecules  photosystem II are .accepted first by

A)  ferredoxin      

B)  pheophytin

C)  cytochrome b 

D)  cytochrome f.

Correct Answer: B

Solution :

: Photosystem II (PS II) is a photosynthetic pigment, along with some electron carriers, that is located in the appressed part of the grana thylakoids. It picks up electron released during photolysis of water and passes to pheophytin.