Question No:1
Where are the protons and O2 formed likely to be released?
[A] Lumen of thylakoid
[B] Outside of thylakoid membrane
[C] In stroma
[D] None
Question No:2
Phosphorylation occurs in
[A] mitochondria
[B] chloroplast
[C] cytoplasm
[D] all
Question No:3
Oxidative phosphorylation occurs in
[A] mitochondria
[B] chloroplast
[C] cytoplasm
[D] all
Question No:4
Place where cyclic flaw of electrons occur:
[A] Thylakoid of grana
[B] Stroma
[C] Stroma lamellae
[D] All
Question No:5
Stroma lamellae lacks all except
[A] PSII
[B] NADP reductase
[C] PSI
[D] water splitting complex
Question No:6
Which of the following is incorrect about cyclic photo phosphorylation?
[A] Only PSI involved
[B] It occurs when only light of wavelength beyond 680 nm is available for excitation
[C] Only synthesis of ATP occurs
[D] Synthesis of NADPH + H+ occurs
Question No:7
What is the processes that creates proton gradient across thylakoid membrane?
[A] Splitting of water molecule on inner side of membrane (towards lumen)
[B] H+ carrier transport H+ ion from stroma to lumen
[C] NADH reductase removes H+ ion from stroma for reduction of NADP+
[D] All
Question No:8
During light reaction
[A] pH of stroma ↓ es
[B] pH of lumen ↓ es
[C] pH of lumen ↑ es
[D] pH of stroma has no effect
Question No:9
Which acts as a transmembrane channel?
[A] F0of ATP ase
[B] F1 of ATP ase
[C] both
[D] none
Question No:10
Chemiosmosis requires
[A] membrane
[B] proton pump
[C] proton gradient
[D] all
Question No:11
Which type of phosphorylation takes place in photosynthesis?
[A] Cyclic
[B] Non-cyclic
[C] Both (a) and (b)
[D] None of the above
Question No:12
Unidirectional flow of electrons in photo phosphorylation takes place in
[A] cyclic
[B] non-cyclic
[C] pseudo cyclic
[D] all
Question No:13
In light reaction of photosynthesis, chlorophyll is subjected to
[A] destruction
[B] permanent reduction
[C] oxidation and reduction
[D] neutralization
Question No:14
Photosynthetic pigments in chloroplast are embedded in membrane of
[A] thylakoids
[B] photo globin
[C] matrix
[D] envelope of chloroplast
Question No:15
Which of the following wavelength occurs in red part of the spectrum?
[A] 470 nm
[B] 390 nm
[C] 680 run
[D] 830 nm
Photosynthesis Higher Plants Mock Exam-4
CategoriesNEET Biology