Cyclic – photophosphorylation results in the formation of?
NADPH
ATP, NADPH, Oxygen
ATP, NADPH
ATP
Related Questions
Which of the following correctly describes the role of plastoquinone (PQ) in the light-dependent reactions of photosynthesis?
It transfers electrons from Photosystem II to the cytochrome b6f complex.
It transfers electrons from Photosystem I to Photosystem II.
It is oxidized by Photosystem II and reduced by the cytochrome b6f complex.
It splits water molecules to release electrons.
Oxygen is NOT produced during photosynthesis by
Green sulfur bacteria
Cyanobacteria
Algae
Higher plants
The first event in photosynthesis is
synthesis of ATP
photoexcitation of chlorophyll
photolysis of water
release of
If the light-dependent reactions were inhibited, which molecule's production would be directly affected first?
Oxygen
Glucose
Carbon dioxide
Water
Which photosystem is involved in cyclic photophosphorylation?
PS-II
PS-I
Xanthophyll and PS-II
Xanthophyll and PS-I
Read the following and choose the option containing correct pair
I. DCMU Herbicide Inhibitor of non-cyclic electron transport
II. PMA Fungicide Reduce transpiration
III. Colchicine Alkaloid Causes male sterility
IV. Soilrite Sodium alginate Encapsulation of somatic embryos
I and II
I and III
II and III
II and IV
Photochemical reactions in the chloroplast are directly involved in
Photolysis of water and formation of ATP
Formation of PGA
Synthesis of starch and lipid
Fixation of PEP
In chloroplasts, pigments are bound to
Proteins
Carbohydrates Reduced
lipids
Cellulase
Which activity is performed by PS-I in light reaction?
Reduction of NADPH
Reduction of
Oxidation of
Oxidation of NAD
Which experimental observations provided strong evidence for the presence of two distinct photosystems in photosynthesis?
Hill reaction
Blackman's law of limiting factors
Emerson effect and Red drop
Warburg effect
