The primary electron transport
Ferredoxin
PQ
Plastocyanin
Pheophytin
Related Questions
In PS I, the reaction centre Chl a has absorption peak at ____whereas in PS II, the reaction centre Chl a has absorption maxima at ______
700 nm, 680nm
680 nm, 700 nm
400 nm , 500nm
700nm, 800 nm
Bacterial photosynthesis involves
Both PS-I and PS-II
Either PS-I or PS-II
PS-I only
PS-II only
Function/s of accessory pigments is/are
I. They enable wider range of wavelength of incoming light for photosynthesis
II. They absorb light and transfer the energy to chlorophyll-a
III. They protect reaction centre from photo-oxidation
Select the correct option
I and II
II and III
Only I
I, II and III
Which of the following elements are essential for the photolysis of water?
Ca and CI
Mn and CI
Zn and I
Cu and Fe
Proton gradient is broken down due to
Movement of electrons across the membrane to stroma
Movement of electrons across the membrane to lumen
Movement of proton across the membrane to lumen
Movement of proton across the membrane to stroma
Cytochrome oxidase is a/an
Exoenzyme
Endoenzyme
Proenzyme
Coenzyme
Red drop is due to
Decline in quantum yield in separate beams of red-light
Non-functioning of PS – II in far red-light
Inhibitory effect of red-light on PS – I
Oxidation of chlorophyll
Wavelength of visible light/PAR is
200-400 nm
700-900 nm
400-700 nm
100-200 nm
Select the incorrect one about photosystem I
Found in stroma lamellae
Involves in non cyclic photophosphorylation
Has chl a which shows maximum absorption at 700 nm
Is not involved in cyclic photophosphorylation
Photochemical reactions in the chloroplasts are directly involved in
Fixation of carbon dioxide
Synthesis of glucose and starch
Formation of phosphoglyceric acid
Photolysis of water and phosphorylation of ADP to ATP
