Quiz on Light Dependent Reaction of Photosynthesis


1. In light dependent reaction of photosynthesis, light energy is converted to
Heat energy
ATP and NADH
ATP and NADPH
ATP
2. Which is the site of light reaction of photosynthesis?
Chloroplast
mitochondrion
stroma
thylakoid membrane
3. Light reaction does not produce
NADPH
ATP
Glucose
protons
4. Which of the pigment molecule usually acts as a reaction center?
Chlorophyll a
Chlorophyll b
Carotenoids
Both a and b
5. Which of the following statements are correct regarding the location of Photosystems?
PSI and PSII are uniformly distributed in thylakoids
PSI in appressed region of grana thylakoids and PSII in non-appressed region
PSI and PSII in non-appressed regions
PSI in non-appressed region of grana thylakoids and PSII in appressed region
6. The F1 particle of ATP synthase is oriented towards
stroma
lumen
thylakoid membrane
stroma lamella
7. Photolysis of water is involved in
filling electron gap in PSII
creating electrochemical gradient
filling electron gap in PSI
both a and b
8. Which of the following statement is correct regarding cyclic photophosphorylation?
Only ATP is produced
Predominant in bacteria
No photolysis of water
All of these
9. The reactions of non cyclic photophosphorylation is called as
J scheme
S scheme
K scheme
Z scheme
10. Herbicide Diuron inhibits the flow of electrons from
QA to QB
P680-phaeophytin
FeS-Fd
Cyt F-PC
Score =
Correct answers:
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