Where do the light-dependent reactions take place?
Thylakoid membranes
Stroma
Mitochondria
Cytoplasm
Related Questions
In photosynthesis, what is the role of ATP and NADPH produced during the light reactions?
Provide energy and reducing power for the Calvin cycle
Release oxygen into the atmosphere
Absorb light energy from the sun
Split water molecules
What is the role of light in photophosphorylation?
Directly phosphorylates ADP to ATP.
Provides energy to excite electrons in chlorophyll.
Splits water molecules.
Fixes carbon dioxide.
In higher plants the by product of photosynthesis is
ATP
The reaction that is responsible for the primary filtration of is catalyzed by
RUBP carboxylase
PEP carboxylase
RUBP carboxylase and PEP carboxylase
PGA synthase
When two photosystem (I and II) work in a series, the phosphorylation is called
Cyclic
Non-cyclic
Bicyclic
Both (a) and (b)
Chemiosmotic theory of ATP synthesis in the chloroplasts and mitochondria is based on
Proton gradient
Accumulation of K ions
Accumulation of Na ions
Membrane potential
Red light favours the …A… accumulation. Blue light favours the …B… accumulation
Here A and B refer to
A: Chlorophyll, B: Biomass
A: Biomass, B: Chlorophyll
A: Auxin, B: Gibberellin
A: Ethylene, B: Cytokinin
Chemiosmotic theory of ATP synthesis in the chloroplasts and mitochondria is based on
Proton gradient
Accumulation of K ions
Accumulation of Na ions
Membrane potential
Bacterial photosynthesis involves
Both PS-I and PS-II
Either PS-I or PS-II
PS-I only
PS-II only
Photo System is made up of which of the following?
Reaction centre
Antenna molecule
Both (a) and (b)
Reaction centre and
