4
MCQ (Single Correct Answer)
Which light range is most effective in photosynthesis?
A
Blue
B
Green
C
Red
D
Violet
5
MCQ (Single Correct Answer)
Chemosynthetic bacteria obtain energy from
A
sun
B
infrared rays
C
organic substances
D
inorganic chemicals
6
MCQ (Single Correct Answer)
Energy required for ATP synthesis in PS II comes from
A
proton gradient
B
electron gradient
C
reduction of glucose
D
oxidation of glucose
7
MCQ (Single Correct Answer)
During light reaction in photosynthesis the following are formed
A
ATP and sugar
B
hydrogen, $\mathrm{O}_2$ and sugar
C
ATP, hydrogen donor and $\mathrm{O}_2$
D
ATP, hydrogen and $\mathrm{O}_2$ donor
8
MCQ (Single Correct Answer)
Dark reaction in photosynthesis is called so because
A
it can occur in dark also
B
it does not depend on light energy
C
it cannot occur during day light
D
it occurs more rapidly at night